WS-C4500X-16SFP+
WS-C4500X-16SFP+ Обзор
WS-C4500X-16SFP+ Specification |
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Expansion Module (Optional) |
8x10 GE SFP+/SFP - C4KX-NM-8SFP+ |
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Management Port |
10/100/1000 Base-T |
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USB Port |
Type A (storage and boot) up-to 4 GB |
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Dual Power Supply |
Yes |
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Field Replaceable Fans |
Yes (5 fans) |
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Fan Redundancy |
No performance impact with single fan failure |
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System Throughput |
Up to 800 Gbps |
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IPv4 Routing in Hardware |
Up to 250 Mpps |
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IPv6 Routing in Hardware |
Up to 125 Mpps |
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L2 Bridging in Hardware |
Up to 250 Mpps |
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Media Access Control (MAC) Entries |
55K |
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Forwarding Entries |
16x10 GE Port Base SKU: IPv4: 64K, IPv6: 32K |
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Flexible Netflow Entries |
128K |
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Switched Port Analyzer (SPAN), Remote Switched Port Analyzer (RSPAN) |
8 line rate bidirectional sessions (ingress and egress) |
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Total VLANs |
4094 |
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Total Switched Virtual Interfaces (SVIs) |
4094 |
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IGMP groups |
32K |
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Multicast routes |
16x10 GE Port Base SKU: IPv4: 24K, IPv6: 12K |
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Dynamic Host Configuration Protocol (DHCP) Snooping Entries |
12K (DHCP snooping bindings) |
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ARP Entries |
47K |
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Spanning Tree Protocol Instances |
10K |
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Jumbo Frame Support for Bridged and Routed Packets |
Up to 9216 bytes |
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High Availability Solution |
Virtual Switching System (VSS) |
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Number of stackable switches in VSS |
Up to 2 |
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VSS Throughput |
Up to 1.6 Tbps |
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Virtual Switch Link |
1GE or 10GE |
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Max number of Virtual Switch Links |
8 |
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In-Service Software Upgrade |
Across the switches |
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Nonstop Forwarding with Stateful Switchover |
Across the switches |
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Onboard Memory (SRAM DDR-II) |
4 GB |
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Port Buffers |
32-MB Shared Memory |
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CPU |
Dual Core 1.5 GHz |
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NVRAM |
2 GB |
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Optional External Memory (SD Card) |
2 GB |
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Port Queues |
8 Queues/Port |
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CPU Queues |
64 |
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QoS Entries |
128K (64K ingress and 64K in egress) Shared with ACL |
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Aggregate Rate-Limiting |
Ingress port or VLAN and egress VLAN or Layer 3 port |
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Rate-Limiting Level Types |
Committed Information Rate (CIR), Peak Information Rate (PIR) |
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Aggregate Traffic Rate-Limiting Policers (1K=1024) |
16K |
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Flow-Based Rate-Limiting Method; Number of Rates |
Supported using flow-records in the classification criteria and policing action |
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Qos Policy Enforcement |
Per Port or Per Vlan or Per Port, Per VLAN Granularity |
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Class of Service (CoS) |
Yes |
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Differentiated Services Code Point (DSCP) |
Yes |
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Port Security |
Yes |
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IEEE 802.1x and 802.1x Extensions |
Yes |
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VLAN, Router, and Port ACLs |
Yes |
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Security ACL Entries (1K=1024) |
128K (64K ingress and 64K in egress) Shared with QoS |
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Unicast Reverse Path Forwarding (uRPF) Check in Hardware |
Yes |
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CPU Rate Limiters (DoS Protection) Includes Control Plane Policing |
Yes |
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Private VLANs |
Yes |
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Micro Flow Policer |
Yes. Supported using flow records in the class-map |
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CPU HW Rate Limiters by Packet Per Second (pps) and Bit Rate Policers (bps) |
Supported in hardware control-plane policing (CoPP) |
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Control Plane Policing (CoPP) for Multicast |
Yes |
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ACL Labels |
Yes |