Layer 3

This section identifies the features associated with Layer 3:

IP Layer

• ICMP

• IPv4

• IPv6

• IPSEC

• Link Local Addressing

MultiCast

• Multicast FiB

• IGMP

Virtual Routing and forwarding (VRF)

• VRF scaling, thousands of tables.

• Controlled cross-VRF lookups

Multi-path

• Equal Cost Multi Path (ECMP)

• Unequal Cost Multi Path (UCMP)

IPv4

• ARP

• ARP Proxy

• ARP Snooping

IPv6

• Neighbour discovery (ND)

• ND Proxy

• Router Advertisement

• Segment Routing

• Distributed Virtual Routing Resolution

Forwarding Information Base (FIB)

• Hierarchical FIB

• Memory efficient

• Multi-million entry scalable

• Lockless/concurrent updates

• Recursive lookups

• Next hop failure detection

• Shared FIB adjacencies

• Multicast support

• MPLS support