Dyamic Routing

IGP: RIP,IGRP,EIGRP,OSPF

RIP: ROUTING INFORMATION PROTOCOL

RIP : OPEN STANDARD PROTOCOL

WORK ON CISCO+NON CISCO ROUTES

RIP HAVE 2 VERSION

RIP VERSION 1
RIP VERSION 2

RIP USES HOP COUNT AS A METRIC
RIP HAVE 15 HOP LIMIT
16TH HOP IS UNREACHABLE

RIP USES TIMERS:

ROUTE UPDATE TIMER:30 SEC.
EVERY 30 SEC. ROUTER SENDS A ROUTE UPDATE PACKET TO ALL NEIGHBOR ROUTERS

RIP VERSION 1 : USES BROADCAST IN EVERY 30 SEC.
RIP VERSION 2 : USES MULTICAST  "   "   "   "
RIP VERSION 1 : IS USES CLASSFUL ROUTING

RIP VERSION 2 SUPPORT VLSM (VARIABLE LENGTH SUBNET MASK) ,SO IT USES CLASSLESS ROUTING

route Invalid timer: 180 seconds,
hold down timer    :  180 sec
flushed timer      :  240 sec

rip version2 usese multicast 224.0.0.9 address.