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Cisco WS-C4900M Manual Page 162

Scalable, intelligent lan switching for campus, branch, and data center networks of all sizes.
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Fixed Switches: Cisco Nexus 3000 Series
Software Features (continued)
Description
Nexus 3048 Switch
Layer 2
Layer 3
Multicast
162
Specification
• Layer 2 switch ports and VLAN trunks
• IEEE 802. 1 Q VLAN encapsulation
• Support for up to 4096 VLANs
• Rapid per-VLAN Spanning Tree Plus (PVRST+) (IEEE 802. 1 w compatible)
• MSTP (IEEE 802. 1 s): 64 instances
• Spanning Tree PortFast
• Spanning Tree Root Guard
• Spanning Tree Bridge Assurance
• vPC
• Cisco EtherChannel technology (up to 16 ports per EtherChannel)
• 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)
• PVLANs
• Layer 3 interfaces: Routed ports on interfaces, switch virtual interfaces (SVIs),
PortChannels, and subinterfaces (total = 1024)
• 32-way ECMP
• 2000 ingress and 1000 egress ACL entries
• Routing protocols: Static, RIP v2, EIGRP, OSPFv2, and BGP
• Bi-directional Flow Detection (BFD) for BGP
• HSRP and VRRP
• ACL: Routed ACL with Layer 3 and 4 options to match ingress and egress ACLs
• VRF: VRF-lite (IP VPN), VRF-aware unicast (BGP, OSPF, and RIP), and VRF-aware
multicast
• uRPF with ACL; strict and loose modes
• Jumbo frame support (up to 9216 bytes)
• Multicast: PIM-SM Version 2 and SSM
• Bootstrap router (BSR), Automatic Rendezvous Point (Auto-RP), and Static RP
• MSDP and Anycast-RP
• Internet Group Management Protocol (IGMP) Versions 2, and 3

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