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Troubleshooting EIGRP
343
debug Commands
There are also several debug commands within EIGRP that allow you to
specify what processes you want to debug. Here is a list of commands:
debug ip eigrp <AS number>
debug ip eigrp neighbor
debug ip eigrp notifications
debug ip eigrp summary
debug ip eigrp
Here is a sample of the information that can be obtained by using these
commands:
Router_C#debug ip eigrp
IP-EIGRP Route Events debugging is on
IP-EIGRP: Processing incoming QUERY packet
IP-EIGRP: Int 172.16.30.4/30 M 4294967295 - 0 4294967295
SM 4294967295 - 0 4294967295
IP-EIGRP: 172.16.30.4/30 routing table not updated
IP-EIGRP: 172.16.30.4/30, - do advertise out Ethernet0/0
IP-EIGRP: Int 172.16.30.4/30 metric 4294967295 - 1657856
4294967295
IP-EIGRP: Processing incoming UPDATE packet
IP-EIGRP: Int 172.16.30.4/30 M 2195456 - 1657856 537600 SM
2169856 - 1657856 512000
IP-EIGRP: Int 172.16.30.4/30 metric 2195456 - 1657856
537600
IP-EIGRP: Processing incoming QUERY packet
IP-EIGRP: Int 172.16.30.4/30 M 4294967295 - 0 4294967295
SM 4294967295 - 0 4294967295
IP-EIGRP: 172.16.30.4/30 routing table not updated
IP-EIGRP: 172.16.30.4/30, - do advertise out Ethernet0/0
IP-EIGRP: Int 172.16.30.4/30 metric 4294967295 - 1657856
4294967295
IP-EIGRP: Processing incoming UPDATE packet
IP-EIGRP: Int 172.16.30.4/30 M 2195456 - 1657856 537600 SM
2169856 - 1657856 512000
IP-EIGRP: Int 172.16.30.4/30 metric 2195456 - 1657856
537600
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