Cisco Catalyst 4500 E-Series 48-Port PoE 802.3af

The Cisco Catalyst 3560 Series switches is a line of fixed configuration, enterprise-class, IEEE 802.3af and Cisco prestandard Power over Ethernet (PoE) switches in Fast Ethernet configurations that provide availability, security, and quality of service (QoS) to enhance network operations. The Catalyst 3560 is an ideal access layer switch for small enterprise wiring closets or branch office environments that are using their LAN infrastructure for the deployment of new products and applications such as IP telephones, wireless access points, video surveillance, building management systems, and remote video kiosks. Customers can deploy network-wide intelligent services, such as advanced QoS, rate limiting, access control lists, multicast management, and high-performance IP routing - while maintaining the simplicity of traditional LAN switching. Embedded in the Catalyst 3560 is the Cisco Cluster Management Suite (CMS) Software, which allows users to simultaneously configure and troubleshoot multiple Cisco Catalyst desktop switches using a standard Web browser. Cisco CMS Software provides configuration wizards that greatly simply the implementation of converged networks and intelligent network services.

The Catalyst 3560 Series can provide a lower total cost of ownership (TCO) for deployments that incorporate Cisco IP phones and Cisco Aironet wireless LAN access points, as well as any IEEE 802.3af-compliant end device. Power over Ethernet removes the need for wall power to each PoE-enabled device and eliminates the cost for additional electrical cabling that would otherwise be necessary in IP phone and wireless LAN deployments. Taking advantage of Cisco Catalyst Intelligent Power Management, the 48-port version can deliver the necessary power to support 24 ports at 15.4W, 48 ports at 7.7W, or any combination in-between. Maximum power availability for a converged voice and data network is attainable when a Catalyst 3560 Switch is combined with the Cisco Redundant Power System 675 (RPS 675) for seamless protection against internal power supply failures and an uninterruptible power supply (UPS) system to safeguard against power outages.

The Cisco Catalyst 3560 Series is available in the standard multilayer software image (SMI) or the enhanced multilayer software image (EMI). The SMI feature set includes advanced QoS, rate limiting, access control lists (ACLs), and basic static and Routing Information Protocol (RIP) routing functionality.

D-Link is an industry pioneer, market leader, designer and true manufacturer of networking communications and digital home electronic products. Excellence in manufacturing, innovation and a commitment to quality has allowed D-Link to produce cutting-edge, high-performance products within standard-based technologies. The company continues to offer the best value in the connectivity market today by combining high-quality products with the most affordable price point.

The new Cisco Catalyst 3750 Series switches are an innovative product line that improves LAN operating efficiency by combining industry-leading ease of use and the highest resiliency available for stackable switches. This new product series represents the next generation in desktop switches, and features Cisco StackWise technology, a 32-Gbps stack interconnect that allows customers to build a unified, highly resilient switching system - one switch at a time. For mid-sized organizations and enterprise branch offices, the Cisco Catalyst 3750 Series eases deployment of converged applications and adapts to changing business needs by providing configuration flexibility, support for converged network patterns, and automation of intelligent network-services configurations. In addition, the Cisco Catalyst 3750 Series is optimized for high-density Gigabit Ethernet deployments and includes a diverse range of switches that meet access, aggregation, or small-network backbone-connectivity requirements.

PRODUCT FEATURES:

24 Ethernet 10/100/1000 ports;

32-Gbps, high-speed stacking bus;

Innovative stacking technology;

1 RU stackable, multilayer switch;

Enterprise-class intelligent services delivered to the network edge;

SMI installed;

Basic RIP and static routing, upgradeable to full dynamic IP routing.

Highlights of the Cisco Catalyst 3750 24 10/100/1000T

• 24 Ethernet 10/100/1000 ports;
• 32-Gbps, high-speed stacking bus;
• Innovative stacking technology;
• 1 RU stackable, multilayer switch;
• Enterprise-class intelligent services delivered to the network edge;
• SMI installed;
• Basic RIP and static routing, upgradeable to full dynamic IP routing.

Cisco Catalyst 2960 Series Intelligent Ethernet Switches are a new family of fixed-configuration standalone devices that provide desktop Fast Ethernet and Gigabit Ethernet connectivity, enabling enhanced LAN services for entry-level enterprise, mid-market, and branch office networks. The Catalyst 2960 Series offers integrated security, including network admission control (NAC), advanced quality of service (QoS), and resiliency to deliver intelligent services for the network edge.

Highlights of the Cisco Catalyst 24-Port Gigabit Ether

• Ease of use and deployment
• Superior manageability
• Cisco Express Setup simplifies initial configuration of a switch through a web browser
• Superior redundancy for fault backup
• Integrated Cisco IOS software features for bandwidth optimization
• Advanced QoS
• Granular rate limiting
• Networkwide security

The Cisco SRW248G4 48-port 10/100 + 4-port Gigabit switch brings increased intelligence and security to the network infrastructure. The forty-eight 10/100Mbps ports enable you to consolidate your network from several smaller switches or hubs to a single managed switch.

Network security is a top priority in any size business. Most business data networks, large and small, are unsecured. Unauthorized access to the network and mission-critical data is a constant concern. The Cisco SRW248G4 helps secure the network through 802.1x port authentication and MAC-based filtering. The 802.1x standard requires clients to authenticate themselves before the port will pass data for them.

Businesses are recognizing the benefits of voice over IP (VoIP) and are quickly migrating their voice services to IP-based platforms, requiring their local area networks to support both voice and data applications. In unmanaged IP networks, bursty data sessions can disrupt voice packet delivery, causing poor voice quality. With the enhanced quality of service (QoS) and traffic-management features in the Cisco SRW248G4, voice data can be prioritized, helping ensure clear and reliable voice communications.

Enabling the advanced features of the Cisco SRW248G4 further secures the integrity of your network. The WebView interface provides an intuitive, highly secure management interface, helping you to better utilize the comprehensive feature set of the switch for a better-optimized, more secure network.

The Cisco Catalyst 3560 Series is a line of fixed-configuration, enterprise-class switches that include IEEE 802.3af and Cisco prestandard Power over Ethernet (PoE) functionality in Fast Ethernet and Gigabit Ethernet configurations. The Cisco Catalyst 3560 is an ideal access layer switch for small enterprise LAN access or branch-office environments, combining both 10/100/1000 and PoE configurations for maximum productivity and investment protection while enabling the deployment of new applications such as IP telephony, wireless access, video surveillance, building management systems, and remote video kiosks. Customers can deploy networkwide intelligent services-such as advanced quality of service (QoS), rate limiting, access control lists (ACLs), multicast management, and high-performance IP routing-while maintaining the simplicity of traditional LAN switching.

Highlights of the Cisco Catalyst 3560G-48PS SMI - switch - 48 ports

• Standalone fixed-configuration switches
• Layer 2 - 4 switching and intelligent services with dynamic IP routing and IPv6
• Fast Ethernet and Gigabit Ethernet connectivity
• Up to 48 10/100/1000 ports plus 4 Small Form-Factor Pluggable (SFP) ports
• Integrated PoE
• AC power supply failure protection with external redundant power supply
• 8-port Fast Ethernet PoE switch with compact form factor and no fan
• Enables standards-based fault tolerance, load balancing, and rapid recovery
• PoE simplifies IP telephony, wireless, and video surveillance deployments

Cisco Catalyst 2950G-24 is a member of the Catalyst 2950 Series Intelligent Ethernet Switches, and is a fixed-configuration, stackable switch that provides wire-speed Fast Ethernet and Gigabit Ethernet connectivity for midsized networks and the metro access edge. The Catalyst 2950 Series is an affordable product line that brings intelligent services, such as enhanced security, high availability and advanced quality of service (QoS) to the network edge while maintaining the simplicity of traditional LAN switching. When a Catalyst 2950 Switch is combined with a Catalyst 3550 Series Switch, the solution can enable IP routing from the edge to the core of the network.

Cisco Catalyst 2960 Series Intelligent Ethernet Switches are a new family of fixed-configuration standalone devices that provide desktop Fast Ethernet and Gigabit Ethernet connectivity, enabling enhanced LAN services for entry-level enterprise, mid-market, and branch office networks. The Catalyst 2960 Series offers integrated security, including network admission control (NAC), advanced quality of service (QoS), and resiliency to deliver intelligent services for the network edge.

Cisco Catalyst 2960 Series Intelligent Ethernet Switches are a new family of fixed-configuration standalone devices that provide desktop Fast Ethernet and Gigabit Ethernet connectivity, enabling enhanced LAN services for entry-level enterprise, mid-market, and branch office networks. The Catalyst 2960 Series offers integrated security, including network admission control (NAC), advanced quality of service (QoS), and resiliency to deliver intelligent services for the network edge.

Cisco Catalyst 2960 Series Intelligent Ethernet Switches are a new family of fixed-configuration standalone devices that provide desktop Fast Ethernet and Gigabit Ethernet connectivity, enabling enhanced LAN services for entry-level enterprise, mid-market, and branch office networks. The Catalyst 2960 Series offers integrated security, including network admission control (NAC), advanced quality of service (QoS), and resiliency to deliver intelligent services for the network edge.

Cisco Catalyst 2960 Series Intelligent Ethernet Switches are a new family of fixed-configuration standalone devices that provide desktop Fast Ethernet and Gigabit Ethernet connectivity, enabling enhanced LAN services for entry-level enterprise, mid-market, and branch office networks. The Catalyst 2960 Series offers integrated security, including network admission control (NAC), advanced quality of service (QoS), and resiliency to deliver intelligent services for the network edge.

The xStack DGS-3450 next generation switch delivers performance, flexibility, security, multi-layer Quality of Service (QoS) and redundant power option for the SMB and enterprises. With high Gigabit port densities for desktop connections, SFP fibre connectivity, 10-Gigabit uplink options and enhanced Layer 2+ functions, this switch comprises the workgroup access-layer stack for seamless integration with L3 core switches to form part of a multilevel network structured with high-speed backbone and centralized servers.

The DGS-3450 can operate as a stand-alone device or part of a scalable stack. Embedded with Single IP Management capability, a stand-alone switch can form part of a virtual stack, where intra-stack traffic flows through the usual network wires, doing away with the costly stacking cables. Without stacking cables, cable distance barriers and physical stacking limitations, a virtual stack can comprise units that are located anywhere on the network that minimizes the impact of any single point of failure.

Alternatively, optional 10-Gigabit modules can be installed in the open slots to create a physical stack. Up to 12 units or 576 Gigabit ports can be configured for a stack. Users can install one or two single-port modules, depending on whether the fault-tolerant Ring or Star stacking is implemented. With each of these ports providing 20Gbps full duplex transmission on the cost-effective coaxial cable, the DGS-3450 provides not only high-bandwidth stacking but also cost control capability that allows users to add ports strictly on a per need basis. Modules with single 10-Gigabit XFP can also be installed in any of the open slots for uplink to a server or a fibre backbone.

The DGS-3450 provides a complete set of security features, which includes L2/L3/L4 multi-layer Access Control Lists and 802.1x user authentication via TACACS+ and RADIUS servers. In addition, it offers suppression capabilities, Layer 3 IP v.4/v.6 Static Routing and IP v.6 tunnelling to increase network performance and security. To ensure that not only proper user access is served, but also malicious traffic within the network is prevented, the DGS-3450 includes a Health Check mechanism that provides pro-active network security without the need for manual intervention from the administrator.

The DGS-3450 provides extensive VLAN support including GARP/GVRP, 802.1Q and asymmetric VLAN to enhance security and performance. To support converged applications including VoIP, ERP, Intranet and videoconference, a robust set of L2/L3/L4 QoS/CoS features ensures that critical network services are served with proper priority. With Multi-layer L2/L3/L4 bandwidth control and D-Link Safeguard Engine, the DGS-3450 can set limits to traffic flows from the edge of the network while automatically prevents broadcast packets and bulk traffic generated by Internet Dos-related activities from utilizing the switch's CPU resources. This prevention of unnecessary and harmful traffic can increase the overall network serviceability, reliability and availability of the stack.

Cisco Catalyst Express 500 Series switches deliver best-in-class networking that is designed to meet the needs of growing businesses with up to 250 employees. This family of Layer 2-managed Fast Ethernet and Gigabit Ethernet switches offers non-blocking, wire-speed performance and provides a secure network foundation optimized for data, wireless, and IP Communications. The Cisco Catalyst Express 500 also offers options for Power over Ethernet (PoE) to help reduce the cost and complexity of IP Communications and enable new uses for the Ethernet network.

Cisco Catalyst Express 500 Series switches deliver best-in-class networking that is designed to meet the needs of growing businesses with up to 250 employees. This family of Layer 2-managed Fast Ethernet and Gigabit Ethernet switches offers non-blocking, wire-speed performance and provides a secure network foundation optimized for data, wireless, and IP Communications. The Cisco Catalyst Express 500 also offers options for Power over Ethernet (PoE) to help reduce the cost and complexity of IP Communications and enable new uses for the Ethernet network.

Cisco Catalyst Express 500 Series switches deliver best-in-class networking that is designed to meet the needs of growing businesses with up to 250 employees. This family of Layer 2-managed Fast Ethernet and Gigabit Ethernet switches offers non-blocking, wire-speed performance and provides a secure network foundation optimized for data, wireless, and IP Communications. The Cisco Catalyst Express 500 also offers options for Power over Ethernet (PoE) to help reduce the cost and complexity of IP Communications and enable new uses for the Ethernet network.

Cisco Catalyst Express 500 Series switches deliver best-in-class networking that is designed to meet the needs of growing businesses with up to 250 employees. This family of Layer 2-managed Fast Ethernet and Gigabit Ethernet switches offers non-blocking, wire-speed performance and provides a secure network foundation optimized for data, wireless, and IP Communications. The Cisco Catalyst Express 500 also offers options for Power over Ethernet (PoE) to help reduce the cost and complexity of IP Communications and enable new uses for the Ethernet network.

The Firebox X55e is an easy-to-manage security appliance designed for small businesses and remote offices. Used as a stand-alone integrated security appliance and VPN endpoint solution, it integrates zero day attack prevention with spyware defenses, anti-virus, intrusion prevention, anti-spam, and URL filtering for comprehensive unified threat management. An intuitive, Web-based user interface provides quick, out-of-the-box device configuration, while advanced networking and traffic management capabilities maximize network configurability.

The ProCurve Switch 2810 series consists of two switches: the 24-port ProCurve Switch 2810-24G with 20 10/100/1000 ports, and the 48-port ProCurve Switch 2810-48G with 44 10/100/1000 ports. Each switch also has 4 dual-personality ports for RJ-45 10/100/1000 or mini-GBIC fiber Gigabit connectivity. Ideal for high-performance and secure 10/100 and Gigabit connectivity, the 2810 series offers access security and advanced prioritization and traffic-monitoring capabilities. The 2810 series is cost-effective and easy to use, with a shallow, stackable form factor that provides operational flexibility for use in smaller wiring closets.

The Cisco Catalyst 3560 Series switches is a line of fixed configuration, enterprise-class switches that provide availability, security, and quality of service (QoS) to enhance network operations. The Catalyst 3560 is an ideal access layer switch for small enterprise wiring closets or branch office environments that are using their LAN infrastructure for the deployment of new products and applications such as IP telephones, wireless access points, video surveillance, building management systems, and remote video kiosks. Customers can deploy network-wide intelligent services, such as advanced QoS, rate limiting, access control lists (ACLs), multicast management, and high-performance IP routing - while maintaining the simplicity of traditional LAN switching. Embedded in the Catalyst 3560 is the Cisco Cluster Management Suite (CMS) Software, which allows users to simultaneously configure and troubleshoot multiple Cisco Catalyst desktop switches using a standard Web browser. Cisco CMS Software provides configuration wizards that greatly simplify the implementation of converged networks and intelligent network services.

Firebox X Edge is a firewall and VPN endpoint solution providing powerful protection for small businesses, remote offices, and telecommuters. It is secure, reliable, and easy to use - even for those with limited networking experience. And with its unique model upgrade capability, a Firebox X Edge will adapt to handle all your security needs, now and in the future.

All Firebox X Edge models work with the Firebox X Core and Peak lines of Unified Threat Management (UTM) appliances to provide complete security and centralized management for your geographically distributed organization. It keeps you in control of your security and VPNs at all of your locations.

The Cisco Catalyst 3560 Series switches is a line of fixed configuration, enterprise-class, IEEE 802.3af and Cisco prestandard Power over Ethernet (PoE) switches in Fast Ethernet configurations that provide availability, security, and quality of service (QoS) to enhance network operations. The Catalyst 3560 is an ideal access layer switch for small enterprise wiring closets or branch office environments that are using their LAN infrastructure for the deployment of new products and applications such as IP telephones, wireless access points, video surveillance, building management systems, and remote video kiosks. Customers can deploy network-wide intelligent services, such as advanced QoS, rate limiting, access control lists, multicast management, and high-performance IP routing - while maintaining the simplicity of traditional LAN switching.

The standard multilayer software image (SMI) feature set includes advanced QoS, rate-limiting, ACLs, and basic routing functionality.

The 3Com Switch 4200G is an affordable, managed entry-level Gigabit switch, perfect for cost-conscious medium-sized businesses wanting a fast, efficient network upgrade. Layer 2 switching along with Layer 3 static routing make the Switch 4200G ideal for wiring closet and workgroup connectivity.

It delivers quad-speed performance - 10/100/1000 and 10-Gigabit Ethernet. The Switch 4200G features 44 auto-negotiating 10/100/1000 ports configured as auto-MDI/MDIX, four dual-personality 10/100/1000 or SFP Gigabit ports, and two 10-Gigabit slot. Up to 32 devices can be clustered together for easy administration.

QoS and traffic management features to help ensure essential applications get the appropriate priority for efficient utilization of network resources. Furthermore, this switch has enterprise-class security features including IEEE 802.1X network login, SSH/SSL encrypted device log-in, and Access Control Lists.

Cisco Catalyst 2960 Series Intelligent Ethernet Switches are a family of fixed-configuration, standalone devices that provide desktop Fast Ethernet and Gigabit Ethernet connectivity, enabling enhanced LAN services for entry-level enterprise, mid-market, and branch office networks. The Catalyst 2960 Series offers integrated security, including network admission control (NAC), advanced quality of service (QoS), and resiliency to deliver intelligent services for the network edge.

The Cisco Catalyst 3560 Series is a line of fixed-configuration, enterprise-class switches that include IEEE 802.3af and Cisco prestandard Power over Ethernet (PoE) functionality in Fast Ethernet and Gigabit Ethernet configurations. The Cisco Catalyst 3560 is an ideal access layer switch for small enterprise LAN access or branch-office environments, combining both 10/100/1000 and PoE configurations for maximum productivity and investment protection while enabling the deployment of new applications such as IP telephony, wireless access, video surveillance, building management systems, and remote video kiosks. Customers can deploy networkwide intelligent services-such as advanced quality of service (QoS), rate limiting, access control lists (ACLs), multicast management, and high-performance IP routing-while maintaining the simplicity of traditional LAN switching. Available for the Cisco Catalyst 3560 Series at no charge, the Cisco Network Assistant is a centralized management application that simplifies the administration tasks for Cisco switches, routers, and wireless access points. Cisco Network Assistant provides configuration wizards that greatly simplify the implementation of converged networks and intelligent network services.

This module delivers 48 ports of high-performance 10/100Mbps Ethernet switching over Category 5 twisted-pair copper cable. 3Com Switch 7700 modules support on-board or local Layer 2 switching, allowing packets to remain local to the module, which reduces backplane and switch fabric loading. This reduces congestion in the network minimizing packet loss, to help enable applications to run faster across the network. The reduction in latencies will help improve the quality of video and voice traffic across the network.

The Cisco Catalyst 3560 Series switches is a line of fixed configuration, enterprise-class, IEEE 802.3af and Cisco prestandard Power over Ethernet (PoE) switches in Fast Ethernet configurations that provide availability, security, and quality of service (QoS) to enhance network operations. The Catalyst 3560 is an ideal access layer switch for small enterprise wiring closets or branch office environments that are using their LAN infrastructure for the deployment of new products and applications such as IP telephones, wireless access points, video surveillance, building management systems, and remote video kiosks. Customers can deploy network-wide intelligent services, such as advanced QoS, rate limiting, access control lists, multicast management, and high-performance IP routing - while maintaining the simplicity of traditional LAN switching. Embedded in the Catalyst 3560 is the Cisco Cluster Management Suite (CMS) Software, which allows users to simultaneously configure and troubleshoot multiple Cisco Catalyst desktop switches using a standard Web browser. Cisco CMS Software provides configuration wizards that greatly simplify the implementation of converged networks and intelligent network services.

The Catalyst 3560 Series can provide a lower total cost of ownership (TCO) for deployments that incorporate Cisco IP phones and Cisco Aironet wireless LAN access points, as well as any IEEE 802.3af-compliant end device. Power over Ethernet removes the need for wall power to each PoE-enabled device and eliminates the cost for additional electrical cabling that would otherwise be necessary in IP phone and wireless LAN deployments. Maximum power availability for a converged voice and data network is attainable when a Catalyst 3560 Switch is combined with the Cisco Redundant Power System 675 (RPS 675) for seamless protection against internal power supply failures and an uninterruptible power supply (UPS) system to safeguard against power outages.

The Cisco Catalyst 3560 Series switches is a line of fixed configuration, enterprise-class, IEEE 802.3af and Cisco prestandard Power over Ethernet (PoE) switches in Fast Ethernet configurations that provide availability, security, and quality of service (QoS) to enhance network operations. The Catalyst 3560 is an ideal access layer switch for small enterprise wiring closets or branch office environments that are using their LAN infrastructure for the deployment of new products and applications such as IP telephones, wireless access points, video surveillance, building management systems, and remote video kiosks. Customers can deploy network-wide intelligent services, such as advanced QoS, rate limiting, access control lists, multicast management, and high-performance IP routing - while maintaining the simplicity of traditional LAN switching. Embedded in the Catalyst 3560 is the Cisco Cluster Management Suite (CMS) Software, which allows users to simultaneously configure and troubleshoot multiple Cisco Catalyst desktop switches using a standard Web browser. Cisco CMS Software provides configuration wizards that greatly simplify the implementation of converged networks and intelligent network services.

The Catalyst 3560 Series can provide a lower total cost of ownership (TCO) for deployments that incorporate Cisco IP phones and Cisco Aironet wireless LAN access points, as well as any IEEE 802.3af-compliant end device. Power over Ethernet removes the need for wall power to each PoE-enabled device and eliminates the cost for additional electrical cabling that would otherwise be necessary in IP phone and wireless LAN deployments. Maximum power availability for a converged voice and data network is attainable when a Catalyst 3560 Switch is combined with the Cisco Redundant Power System 675 (RPS 675) for seamless protection against internal power supply failures and an uninterruptible power supply (UPS) system to safeguard against power outages.

The Cisco Catalyst 4500 Series offers nonblocking Layer2/3/4 switching with integrated resiliency, further enhancing control of converged networks. Converged voice/video/data networks with high availability enable business resiliency for enterprise and metropolitan (metro) Ethernet customers deploying Internet-based business applications.

Integrated resiliency enhancements offered in the Cisco Catalyst 4500 Series include integrated inline power for IP telephony, software-based fault tolerance, and 1 + 1 power supply redundancy. Integrated resiliency in both hardware and software minimizes network downtime, ensuring workforce productivity, profitability, and customer success. As a key component of Cisco AVVID (Architecture for Voice, Video and Integrated Data), the Cisco Catalyst 4500 extends control to the network edge with intelligent network services, including sophisticated quality of service (QoS), predictable performance, advanced security, comprehensive management, and integrated resiliency. Offering compatibility with Cisco Catalyst 4000 Family line cards and supervisor engines, the Cisco Catalyst 4500 Series enables an extended window of deployment for the Cisco Catalyst 4000 Family in converged networks. This reduces the cost of ownership by minimizing recurring operational expenses, thus improving return on investment (ROI).

Cisco Systems is the worldwide leader in networking for the Internet. Cisco's networking solutions connect people, computing devices and computer networks, allowing people to access or transfer information without regard to differences in time, place or type of computer system. Cisco Systems also provides a wide range of power options for its products that will give proven reliability and operational safety.

Cisco Systems is the worldwide leader in networking systems. Cisco's networking solutions connect people, computing devices and computer networks, allowing people to access or transfer information without regard to differences in time, place or type of computer system. Cisco offers a variety of upgrades to support all its products, to provide their full flexibility and to satisfy the most advanced demands of its customers.

This memory is intended for Catalyst 4000 family Supervisor Engine III.

The Cisco Catalyst 3750-48TS switch is a member of the Cisco Catalyst 3750 Series, an innovative product line that improves LAN operating efficiency by combining industry-leading ease of use and the highest resiliency available for stackable switches. This new product series represents the next generation in desktop switches, and features Cisco StackWise technology, a 32-Gbps stack interconnect that allows customers to build a unified, highly resilient switching system - one switch at a time.

Using a 32-Gbps stack interconnect, Cisco StackWise technology is designed to respond to network changes of all kinds while maintaining constant high network performance. Cisco StackWise technology unites up to nine Catalyst 3750 switches into a single logical unit via special stack interconnect cables. The stack behaves as a single unit managed by a master switch elected from one of the member switches. Its advanced failover mechanisms create the highest levels of stackable resiliency for hardware and software reliability.

The 3Com Switch 4800G family provides Layer 2/3/4 IPv4 / IPv6 wirespeed Gigabit switching, delivering enterprise-class core-to-edge scalability. Supported advanced routing includes RIP and multicast OSPF and PIM. This high performance switching family can accommodate the most demanding applications, providing users with resilient and secure connectivity. The Switch 4800G is for businesses looking to build an advanced, future proof converged network, and can be used as the edge or aggregation layer of large enterprises, or as the core for up to medium-size enterprises.

The Switch 4800G 24-port comes with 24 Gigabit ports, including four SFP Gigabit combo ports, and two dual-port 10-Gigabit slots. Switch 4800G units can be stacked together up to nine units high using 3Com XRN technology - with stacking bandwidth of up to 96Gbps - for simplified management. Built-in PoE enables the switch to power network-attached equipment, significantly reducing costs associated with terminal equipment cabling and management.

Its rich feature set includes abundant QoS with L2 - L4 packet filtering and flow classification, robust security control policies, and multiple levels of reliability - including redundant 1+1 power supply options and advanced Rapid Ring Protection Protocol. The Switch 4800G Family has outstanding management features, notably MAC-based VLANs and Sflow data sampling.

The 3Com Switch 4800G family provides Layer 2/3/4 IPv4 / IPv6 wirespeed Gigabit switching, delivering enterprise-class core-to-edge scalability. Supported advanced routing includes RIP and multicast OSPF and PIM. This high performance switching family can accommodate the most demanding applications, providing users with resilient and secure connectivity. The Switch 4800G is for businesses looking to build an advanced, future proof converged network, and can be used as the edge or aggregation layer of large enterprises, or as the core for up to medium-size enterprises.

The Switch 4800G 48-port comes with 48 Gigabit ports, including four SFP Gigabit combo ports, and two dual-port 10-Gigabit slots. Switch 4800G units can be stacked together up to nine units high using 3Com XRN technology - with stacking bandwidth of up to 96Gbps - for simplified management.

Its rich feature set includes abundant QoS with L2 - L4 packet filtering and flow classification, robust security control policies, and multiple levels of reliability - including redundant 1+1 power supply options and advanced Rapid Ring Protection Protocol. The Switch 4800G Family has outstanding management features, notably MAC-based VLANs and Sflow data sampling.

The xStack DGS-3600 series of next generation Layer 3 Gigabit switches delivers performance, flexibility, security, multi-layer QoS and access, and redundant power option for SMB and enterprises. With high Gigabit port densities, SFP support, 10-Gigabit uplink options and advanced software functions, these switches can act as departmental access layer devices or core switches to form a multi-level network structured with high-speed backbone and centralized servers. Telecom service providers can also take advantage of the high SFP density switches to form the core of their Fiber to the building (FTTB) network that extends to the subscribers' sites.

Easy to deploy and simple to managed, the DGS-3600 series can be stacked with any switches supporting D-Link's Single IP Management to form a multi-level network structured with backbone and centralized high-speed servers. This virtual stack can comprise units located anywhere on the same network domain, and uses the optional 10- Gigabit uplinks to move intra-stack traffic at 20Gbps full duplex. It can eliminate single points of failures, cable distance barriers, physical stacking method limitations and the need for stacking cabling.

The DGS-3600 series provides a complete set of security features, which includes L2/L3/L4 multi-layer Access Control Lists and 802.1x user authentication via TACACS+ and RADIUS servers. In addition, it offers suppression capabilities and Layer 3 IP v4/v6 Static Routing to increase network performance and security. Built-in D-Link ZoneDefense technology allows business to integrate the switch stack with D-Link NetDefend firewalls to implement a full coverage, proactive security architecture.

The DGS-3600 series offers extensive VLAN support including GARP/GVRP and 802.1Q VLAN to enhance security and performance. To support converged applications including VoIP, ERP, Intranet and video conference, a robust set of L2/L3/L4 QOS/CoS features ensures that critical network services are served with proper priority. To prevent malicious flooding traffic caused by worm/virus infections, the DGS-3600 series provides D-Link Safeguard Engine to increase the switch's reliability, serviceability and availability. Bandwidth Control can be flexibly set for each port using pre-defined thresholds to assure a committed level of service for end users. For advanced applications, per-flow bandwidth control allows easy fine-tuning of service types based on specific IP addresses or protocols.

The Cisco Catalyst 4948 is a wire-speed, low-latency, Layer 2-4, 1-rack-unit (1 RU) fixed-configuration switch for rack-optimized server switching. Based on the proven Cisco Catalyst 4500 Series hardware and software architecture, the Cisco Catalyst 4948 Series offers exceptional performance and reliability for low density, multilayer aggregation of high performance servers and workstations.

The Cisco Catalyst 4948 offers 48 ports of wire-speed 10/100/1000BASE-T with 4 alternative wired ports that can accommodate optional 1000BASE-X Small Form-Factor Pluggable (SFP) optics. Exceptional reliability and serviceability are delivered with optional internal AC or DC 1 + 1 hot-swappable power supplies and a hot-swappable fan tray with redundant fans.

Cisco is the worldwide leader in networking for the Internet. Cisco provides the broadest line of solutions for transporting data, voice and video within buildings, across campuses, or around the world. Cisco solutions ensure that networks both public and private operate with maximum performance, security, and flexibility.

The Cisco Catalyst 3750 Series switches are innovative switches that improve LAN operating efficiency by combining industry-leading ease of use and the highest resiliency available for stackable switches. This product series represents the next generation in desktop switches, and features Cisco StackWise technology, a 32-Gbps stack interconnect that allows customers to build a unified, highly resilient switching system-one switch at a time.

For midsized organizations and enterprise branch offices, the Cisco Catalyst 3750 Series eases deployment of converged applications and adapts to changing business needs by providing configuration flexibility, support for converged network patterns, and automation of intelligent network-services configurations. In addition, the Cisco Catalyst 3750 Series is optimized for high-density Gigabit Ethernet deployments and includes a diverse range of switches that meet access, aggregation, or small-network backbone-connectivity requirements.

Cisco is the worldwide leader in networking for the Internet. Cisco provides the broadest line of solutions for transporting data, voice and video within buildings, across campuses, or around the world. Cisco solutions ensure that networks both public and private operate with maximum performance, security, and flexibility.

The Catalyst 4500 Series with CenterFlex technology provides scalable nonblocking Layer 2-4 switching with Secure, Flexible, Non-Stop communications, enabling business resilience for enterprises, small and medium-sized businesses (SMBs), and Metro Ethernet customers deploying business-critical applications. CenterFlex technology is the technology enabled by the Supervisor 6-E centralized ASICs, which deliver the highest centralized performance and configuration flexibility in the industry.

CenterFlex technology enables granular optimization of real-time voice, video and data communication, maximizing performance and enhancing end user experience. The new "E-Series" with CenterFlex technology is designed with unprecedented backward and forward compatibility delivering exceptional investment protection and deployment flexibility to meet the evolving needs of organizations of all sizes. Catalyst 4500 E-Series chassis are extremely flexible and will support both 6 Gbps and 24Gbps per line card slot.

This switch is redundant supervisor capable.

Cisco is the worldwide leader in networking for the Internet. Cisco provides the broadest line of solutions for transporting data, voice and video within buildings, across campuses, or around the world. Cisco solutions ensure that networks both public and private operate with maximum performance, security, and flexibility.

The Cisco Catalyst 3750-E Series Switches with StackWise Plus is an enterprise-class line of stackable wiring closet switches that facilitates the deployment of secure converged applications while maximizing investment protection for evolving network and application requirements. Combining 10/100/1000 and Power over Ethernet (PoE) configurations with 10 Gigabit Ethernet uplinks, the Cisco Catalyst 3750-E enhances worker productivity by enabling applications such as IP telephony, wireless, and video.

The Cisco Catalyst 3750-E Series of Switches with StackWise Plus is an enterprise-class line of stackable wiring closet switches that facilitate the deployment of secure converged applications while maximizing investment protection for evolving network and application requirements. Combining 10/100/1000 and Power over Ethernet (PoE) configurations with 10 Gigabit Ethernet uplinks, the Cisco Catalyst 3750-E enhances worker productivity by enabling applications such as IP telephony, wireless, and video.

Highlights of the Cisco Catalyst 3750E 48 Port 10/100/1000 POE + 2x10GE

• Cisco TwinGig converter module for migrating uplinks from Gigabit Ethernet to 10 Gigabit Ethernet
• PoE configurations with up to 15.4 W of PoE on all 48 ports
• StackWise Plus for ease of use and resiliency with 64 Gbps of throughput
• Modular power supply with externally available backup
• Multicast routing, IPv6 routing, and access control list in hardware
• Out-of-band Ethernet management port along with RS-232 console port

Cisco Catalyst 2960 Series Intelligent Ethernet Switches are a family of fixed-configuration, standalone devices that provide desktop Fast Ethernet and Gigabit Ethernet connectivity, enabling enhanced LAN services for entry-level enterprise, mid-market, and branch office networks. The Catalyst 2960 Series offers integrated security, including network admission control (NAC), advanced quality of service (QoS), and resiliency to deliver intelligent services for the network edge.

The Cisco Catalyst 4500 Series Supervisor Engine V-10GE continues the nonblocking, robust Layer 2-4 switching found in previous Cisco Catalyst 4500 Series supervisor engines with the addition of wire-speed 10-Gigabit Ethernet uplinks, 136-Gbps capacity and 102-mpps throughput, and additional features to further enhance resilient control of converged data, voice, and video networks with high availability to help enable business resiliency for enterprise and metropolitan (metro) Ethernet customers. Network control extends from the backbone to the edge with intelligent services such as granular quality of service (QoS), Internet security, and network management.

The Cisco Catalyst Supervisor Engine V-10GE includes dual wire-speed 10-Gigabit Ethernet ports (X2 optics) as well as 4 alternative wired Gigabit Ethernet ports (Small Form-Factor Pluggable [SFP] optics) on the faceplate to maximize the flexibility of deployment options. The combination of Gigabit Ethernet and 10-Gigabit Ethernet ports on the same supervisor engine allows for network future-proofing with an easy migration path from Gigabit Ethernet to 10 Gigabit Ethernet by simply adding 10-Gigabit Ethernet optical interfaces. The ability to choose between Gigabit Ethernet uplinks and 10-Gigabit Ethernet uplinks on a single supervisor engine further enhances the investment protection of the Cisco Catalyst 4500 Series architecture.

The Cisco Catalyst 4500 Supervisor Engine V-10GE offers port scalability for resilient Layer 2-4 and routing for both enterprise and service provider market segments. Optimized for the enterprise LAN, branch-office backbones, or Layer 3 distribution points, this supervisor engine provides the performance and scalability to handle the network applications of today and the future. The Cisco Catalyst 4500 Series modular architecture provides a "pay-as-you-grow" model, reducing operational expenses and capital expenditures. The Supervisor Engine V-10GE is backward-compatible with all current Cisco Catalyst 4500 Series line cards and can be used with the Cisco Catalyst 4503, Catalyst 4506, Catalyst 4507R, and Catalyst 4510R chassis.