Hi All ,
I am facing EIGRP flapping issue , refer below logs :
Please suggest what could be the issue :
R01 logs
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.Aug 22 06:05:45.125: %DUAL-5-NBRCHANGE: EIGRP-IPv4 107: Neighbor 192.168.128.81 (GigabitEthernet0/0) is up: new adjacency
.Aug 22 06:06:39.996: %DUAL-5-NBRCHANGE: EIGRP-IPv4 107: Neighbor 192.168.128.81 (GigabitEthernet0/0) is down: Interface PEER-TERMINATION received
.Aug 22 06:06:44.460: %DUAL-5-NBRCHANGE: EIGRP-IPv4 107: Neighbor 192.168.128.81 (GigabitEthernet0/0) is up: new adjacency
.Aug 22 06:07:39.331: %DUAL-5-NBRCHANGE: EIGRP-IPv4 107: Neighbor 192.168.128.81 (GigabitEthernet0/0) is down: Interface PEER-TERMINATION received
.Aug 22 06:07:40.463: %DUAL-5-NBRCHANGE: EIGRP-IPv4 107: Neighbor 192.168.128.81 (GigabitEthernet0/0) is up: new adjacency
.Aug 22 06:08:35.335: %DUAL-5-NBRCHANGE: EIGRP-IPv4 107: Neighbor 192.168.128.81 (GigabitEthernet0/0) is down: Interface PEER-TERMINATION received
.Aug 22 06:08:35.627: %DUAL-5-NBRCHANGE: EIGRP-IPv4 107: Neighbor 192.168.128.81 (GigabitEthernet0/0) is up: new adjacency
show ip eigrp interfaces detail gigabitEthernet 0/0
EIGRP-IPv4 Interfaces for AS(107)
Xmit Queue Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable SRTT Un/Reliable Flow Timer Routes
Gi0/0 1 0/0 7 0/4 50 0
Hello-interval is 5, Hold-time is 15
Split-horizon is enabled
Next xmit serial <none>
Un/reliable mcasts: 0/0 Un/reliable ucasts: 1926919/1970658
Mcast exceptions: 0 CR packets: 0 ACKs suppressed: 21994
Retransmissions sent: 43701 Out-of-sequence rcvd: 3232
Topology-ids on interface - 0
Authentication mode is not set
R02 :
465957: .Aug 22 00:49:07 UTC-4: %DUAL-5-NBRCHANGE: EIGRP-IPv4(11) 107: Neighbor 192.168.128.82 (GigabitEthernet7/0/1.205) is up: new adjacency
465962: .Aug 22 00:50:02 UTC-4: %DUAL-5-NBRCHANGE: EIGRP-IPv4(11) 107: Neighbor 192.168.128.82 (GigabitEthernet7/0/1.205) is down: retry limit exceeded
465963: .Aug 22 00:50:02 UTC-4: %DUAL-5-NBRCHANGE: EIGRP-IPv4(11) 107: Neighbor 192.168.128.82 (GigabitEthernet7/0/1.205) is up: new adjacency
465966: .Aug 22 00:50:57 UTC-4: %DUAL-5-NBRCHANGE: EIGRP-IPv4(11) 107: Neighbor 192.168.128.82 (GigabitEthernet7/0/1.205) is down: retry limit exceeded
H Address Interface Hold Uptime SRTT RTO Q Seq
(sec) (ms) Cnt Num
5 192.168.128.82 Gi7/0/1.205 14 00:00:00 4 450 1 3476662 <<<<<<<<<<<<<< Q count =1
