Cisco WS-C3550-12G Switch Guide - Page 161
Software Features
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Software Features Description Specification Nexus 3064 Switch Layer 2 • Layer 2 switch ports and VLAN trunks • IEEE 802.1Q VLAN encapsulation • Support for up to 4096 VLANs • Rapid Per-VLAN Spanning Tree Plus (PVRST+) (IEEE 802.1w compatible) • Multiple Spanning Tree Protocol (MSTP) (IEEE 802.1s): 64 instances • Spanning Tree PortFast • Spanning Tree Root Guard • Spanning Tree Bridge Assurance • Cisco EtherChannel technology (up to 16 ports per EtherChannel) • Link Aggregation Control Protocol (LACP): IEEE 802.3ad • Advanced PortChannel hashing based on Layer 2, 3, and 4 information • Virtual Port Chanel (vPC) • Jumbo frames on all ports (up to 9216 bytes) • Storm control (unicast, multicast, and broadcast) • Private VLANs Layer 3 • Layer 3 interfaces: Routed ports on interfaces, switch virtual interfaces (SVIs), PortChannels, and subinterfaces (Total 1024) • 64-way Equal-Cost Multipath (ECMP) • 2000 ingress and 1000 egress ACL entries • IPv6 Routing: Static, OSPFv3 and BGPv6 • Routing protocols: Static, RIP v2, EIGRP, OSPF, and BGP • Bi-directional Flow Detection (BFD) for BGP and OSPF • Hot Standby Router Protocol (HSRP) and Virtual Router Redundancy Protocol (VRRP) • ACL: Routed ACL with Layer 3 and 4 options to match ingress and egress ACLs • Virtual Route Forwarding (VRF): VRF-lite (IP VPN), VRF-aware unicast (BGP, OSPF, and RIP), and VRF-aware multicast • Unicast Reverse-Path Forwarding (uRPF) with ACL; strict and loose modes • Jumbo frame support (up to 9216 bytes) Multicast • Multicast: Protocol Independent Multicast Version 2 (PIMv2), sparse mode (PIM-SM), and Source-Specific Multicast (SSM) • Bootstrap router (BSR), Auto-RP, and Static RP • Multicast Source Discovery Protocol (MSDP) and Anycast RP • Internet Group Management Protocol (IGMP) Versions 2 and 3 159