1) EIGRP - Global config
ip prefix-list list-name [seq seq-value] {deny | permit prefix/prefixlength}[ge ge-value] [le le-value]
ip default-network network-number
2) EIGRP - Router config
router eigrp <AS number>
network network-id [wildcard-mask]
passive-interface iface
neighbor ip-address outgoing-iface
metric weights 0 k1 k2 k3 k4 k5
redistribute route-method
eigrp router-id 32-bit-rid
eigrp stub [option]
offset-list acl {in|out} offset iface
timers active-time minutes
maximum-paths number
variance multiplier
distribute-list sacl {in|out} iface
distribute-list prefix name {in|out} iface
distribute-list route-map name {in|out} iface
3) EIGRP - Interface config
interface <iface-name>
bandwidth kbps
delay usec
ip hello-interval eigrp asn seconds
ip hold-time eigrp asn seconds
ip authentication mode eigrp asn md5
ip authentication key-chain eigrp asn name
no ip split-horizon eigrp asn
ip bandwidth-percent eigrp asn percent ip summary-address eigrp asn prefix subnet-mask
4) EIGRP verification
show ip protocols
show ip route <eigrp> <prefix mask>
show ip route <prefix> <mask> longer-prefixes
show ip eigrp neighbors [detail]
show ip eigrp topology [all-links]
show ip eigrp topology [prefix/[length]
show ip eigrp traffic
show ip eigrp accounting
show ip eigrp interfaces [detail] [iface]
show key chain
show clock (for authentication)
show route-map name
debug eigrp packet
clear ip eigrp [asn] neighbors
Sample commands output
1) Show parameters and current state of the active routing protocol process.
In EIGRP case: AS Number | K-values | variance | metrics | networks | load-balance | max paths
R2# show ip protocols2) Display 2 values used in EIGRP calculations
Routing Protocol is "eigrp 1"
Outgoing update filter list for all interfaces is not set
Incoming update filter list for all interfaces is not set
Default networks flagged in outgoing updates
Default networks accepted from incoming updates
EIGRP metric weight K1=1, K2=0, K3=1, K4=0, K5=0
EIGRP maximum hopcount 100
EIGRP maximum metric variance 1
Redistributing: eigrp 1
EIGRP NSF-aware route hold timer is 240s
Automatic network summarization is not in effect
Maximum path: 4
Routing for Networks:
7.0.0.0
192.168.1.0
Routing Information Sources:
Gateway Distance Last Update
192.168.1.1 90 00:01:11
Distance: internal 90 external 170
R2# show interfaces3) Shows on which interfaces EIGRP is activated
FastEthernet0/0 is up, line protocol is up
Hardware is DEC21140, address is ca01.1360.0000 (bia ca01.1360.0000)
Internet address is 192.168.1.2/24
MTU 1500 bytes, BW 100000 Kbit/sec, DLY 100 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation ARPA, loopback not set
Keepalive set (10 sec)
Half-duplex, 100Mb/s, 100BaseTX/FX
...
R2# show ip eigrp interfaces4) Display EIGRP statistics for sent/received hello, update, query, replies, ACk packets
IP-EIGRP interfaces for process 1
Xmit Queue Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable SRTT Un/Reliable Flow Timer Routes
Fa0/0 1 0/0 71 0/1 280 0
Lo7777 0 0/0 0 0/1 0 0
R2# show ip eigrp traffic5)
EIGRP-IPv4 Traffic Statistics for AS(15)
Hellos sent/received: 2564306/7677183
Updates sent/received: 201/519
Queries sent/received: 71/171
Replies sent/received: 174/221
Acks sent/received: 845/693
SIA-Queries sent/received: 0/0
SIA-Replies sent/received: 0/0
Hello Process ID: 180
PDM Process ID: 179
Socket Queue: 0/10000/6/0 (current/max/highest/drops)
Input Queue: 0/2000/6/0 (current/max/highest/drops)