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Cisco Data Center Switching Solutions (continued)
Modular Switches
Model/Series Nexus 7000 Series Catalyst 6500 Series
Secure Connectivity
TACACS+/RADIUS • •
TACACS+ for IPv6 • •
MD5 Route Authentication • •
Multilevel Account Privilege • •
Security Group Tags (SGT) •
Media Access Control Security (MACsec) •
H/W-based NAT/PAT •
Delivery Optimization
Quality of Service
Number of Queues per Port Up to 8 Up to 8
Packet Buffer
Up to 172 MB
Per Port
Dynamic Queue Resizing
Congestion Avoidance • •
L2–L3 Rewrite/Mapping • •
Traffic Classification • •
Egress Queuing • • •
Egress Strict Priority • •
Ingress Queuing • •
Ingress Strict Priority • •
IP Service Level Agreement •
DCBX Capabilities •
Priority Flow Control(PFC) •
Policers
H/W-based Policing • •
Per-port Policers • •
Per-VLAN Policers • •
Per-Port-per-VLAN Policing
H/W-based Aggregate Policers • •
Hierarchical Policers •
User-based (Source IP) Rate Limiting • •
Shaped Round Robin • •
Fixed-Configuration Switches
Nexus 5000 Series Nexus 3000 Series Catalyst 4948E/4900M
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8 8 Up to 8
640 Kb Per Port 9 MB Shared 17.5 MB Shared Across Switch
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Introduction
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