EIGRP

EIGRP is a routing protocol and stands for (Enhanced Interior Gateway Routing Protocol).

EIGRP Features

 * Fastest IGP to converge
 * Good at calculating things and formulas

EIGRP Commands

 * (config)# router eigrp [AS number]
 * (config-router)# network [network IP address] [(wildcard-mask)]
 * (config-router)# maximum-paths
 * (config-router)# varience <1~128 multiplier>
 * (config-router)# passive-interface default
 * (config-router)# passive-interface s0/0
 * (config-router)# no passive-interface fa0/1
 * (config-router)# eigrp stub [receive-only | connected | static | summary | redistributed]


 * (config-if)# ip summary-address eigrp [AS-number] [network mask]
 * (config-if)# bandwidth
 * (config-if)# ip bandwidth-percent eigrp 1 20


 * (config)# key chain [name-of-chain]
 * (config-keychain)# key [0-2147483647]
 * (config-keychain-key)# key-string [text]
 * (config-keychain-key)# accept-lifetime 
 * (config-keychain-key)# send-lifetime 
 * (config-if)# ip authentication mode eigrp [AS number] md5
 * (config-if)# ip authentication key-chain eigrp [AS number] [name-of-chain]


 * show ip eigrp neighbors [detail]
 * show ip route
 * show ip protocols
 * show ip eigrp interfaces
 * show ip eigrp traffic
 * show ip eigrp topology
 * show ip eigrp topology all-links
 * show ip eigrp topology 192.168.11.0/24