Cisco Catalyst 6500/6800 WS-C6503-E Cisco Catalyst switch
Brand: Cisco | Category: Network Switches
SKU: CSC-WS-C6503-E | Part #: WS-C6503-E | MPN: WS-C6503-E
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About the Cisco Catalyst 6500/6800 WS-C6503-E Cisco Catalyst switch
The Cisco Catalyst 6500/6800 WS-C6503-E Cisco Catalyst switch from Cisco is enterprise-grade Network Switches hardware built for data centers. It features 3U form factor. The Cisco Catalyst WS-C6503-E is a 3-slot modular chassis within the Catalyst 6500 Enhanced series, engineered for high-density, high-availability enterprise deployments. Built on the proven Catalyst 6500-E architecture, it supports the full range of Catalyst 6500-E supervisor engines — including the Supervisor Engine 720 and Supervisor Engine 2T — delivering scalable Layer 2 through Layer 4 switching with optional Layer 3 routing capabilities. The chassis accommodates line c Available in brand new condition. Cisco network switches products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
Technical Specifications
| Brand | Cisco |
| Category | Network Switches |
| SKU | CSC-WS-C6503-E |
| Part Number | WS-C6503-E |
| Condition | New |
| Form Factor | 3U |
| Manufacturer Part Number | WS-C6503-E |
| Product Series | Cisco Catalyst 6500 Enhanced (6500-E) |
| Chassis Form Factor | Fixed 3-slot modular chassis |
| Rack Units | 7U |
| Total Module Slots | 3 |
| Supported Supervisor Engines | Supervisor Engine 720 (VS-S720-10G), Supervisor Engine 2T (VS-S2T-10G) |
| Switching Fabric Capacity | Up to 720 Gbps (with Supervisor Engine 720); up to 2 Tbps (with Supervisor Engine 2T) |
| Forwarding Rate | Up to 400 Mpps (Supervisor Engine 720-class) |
| Supported Line Card Interfaces | Gigabit Ethernet, 10 Gigabit Ethernet, Fast Ethernet (via compatible 6500-E series line cards) |
| Power Supply Bays | 2 (supports redundant power supply configuration) |
| Supported Power Supplies | Cisco Catalyst 6500-E series AC and DC power supply modules |
| Software Support | Cisco IOS, Cisco IOS-XE (supervisor-dependent) |
| Layer 2 Features | IEEE 802.1Q VLANs, STP, RSTP, MSTP, EtherChannel, LACP |
| Layer 3 Features | Static routing, OSPF, EIGRP, BGP, IS-IS, PIM multicast, MPLS (supervisor and license dependent) |
| Security Features | ACLs, 802.1X port authentication, DHCP snooping, Dynamic ARP Inspection, IP Source Guard |
| High Availability Features | Redundant power supply support, ISSU (with supported supervisor and IOS version), NSF/SSO |
| Management | Cisco IOS CLI, SNMP v1/v2c/v3, RSPAN, SPAN, NetFlow (supervisor dependent) |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Storage Temperature | -25°C to 70°C (-13°F to 158°F) |
| Relative Humidity (Operating) | 10% to 85% non-condensing |
| Regulatory Compliance | UL, CE, FCC Class A |
Frequently Asked Questions about Cisco Catalyst 6500/6800 WS-C6503-E Cisco Catalyst switch
What does the Cisco Catalyst 6500/6800 WS-C6503-E Cisco Catalyst switch do?
The Cisco Catalyst 6500/6800 WS-C6503-E Cisco Catalyst switch is enterprise networking hardware for data-center, campus, and branch deployments. Common roles include core/distribution switching, server uplinks, top-of-rack fabric, and edge connectivity in mixed Cisco/Juniper/Arista environments.
Is the Cisco Catalyst 6500/6800 WS-C6503-E Cisco Catalyst switch compatible with my infrastructure?
The Cisco Catalyst 6500/6800 WS-C6503-E Cisco Catalyst switch interoperates with standard switching protocols (LACP, MLAG/VPC, 802.1Q, OSPF/BGP). For specific cross-vendor scenarios — Cisco-to-Arista MLAG peering, fabric integration with Cumulus/SONiC, or migration from legacy Catalyst — our network engineers map a compatibility plan as part of the RFQ.