Transit Traffic:
Wont enter RE and directly processed in PFE and requires a forwarding table entry for destination.
If requires duplicates the packet on to multiple egress port.
Exception Traffic:
Traffic destined to local system(routing protocol updates, telnet, ping traceroute)
Ip packets with ip option field set
traffic that requires generation of icmp messages
forwarding plance <-> control plane internal link is rate limited to prevent DOS attacks
Control traffic is given preference
- Configuration is hierarchical
No comments:
Post a Comment