User`s guide

Table of Contents
xvi XSR-1805 User’s Guide
Unnumbered Interface & Secondary IP.............................................................. 74
NAT & Secondary IP............................................................................................. 74
DHCP & Secondary IP .......................................................................................... 74
VPN & Secondary IP ............................................................................................. 74
VRRP & Secondary IP ........................................................................................... 74
PPPoE & Secondary IP.......................................................................................... 75
Maximum Transmission Unit (MTU).......................................................................... 75
Ping .................................................................................................................................. 75
Traceroute........................................................................................................................ 75
IP Routing Protocols ............................................................................................................. 76
RIPv1 and v2................................................................................................................... 76
Triggered-on-Demand RIP ........................................................................................... 77
How Triggered-on-Demand RIP Works ............................................................ 78
OSPF................................................................................................................................. 80
Static Routes.................................................................................................................... 82
Routing Priorities ........................................................................................................... 82
Default Network ............................................................................................................ 83
Classless Inter-Domain Routing (CIDR)..................................................................... 83
Network Address Translation ...................................................................................... 84
Features ................................................................................................................... 84
Virtual Router Redundancy Protocol.......................................................................... 85
VRRP Definitions................................................................................................... 87
How the VRRP Works........................................................................................... 88
Different States of a VRRP Router....................................................................... 88
VRRP Features........................................................................................................ 90
Multiple Virtual IP Addresses per VR................................................................ 90