I have configured neighborship between ASA and Router through Switch. EIGRP keeps flapping every 120 seconds.
ASA(inside,192.168.10.2) -------(gi1/0/5)SW1(gi1/0/6)-----(GigabitEthernet0/1.10 192.168.10.1 )2911 router
ASA Side configuration
interface GigabitEthernet0/1
description ***To 2911 Cisco Router***
nameif inside
security-level 100
ip address 192.168.10.2 255.255.255.0
router eigrp 100
no auto-summary
network 192.168.10.2 255.255.255.255
Switch config
interface GigabitEthernet1/0/5
switchport access vlan 10
switchport mode access
spanning-tree portfast
spanning-tree bpduguard enable
interface GigabitEthernet1/0/6
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 10,20
switchport mode trunk
Router config
interface GigabitEthernet0/1.10
encapsulation dot1Q 10
ip address 192.168.10.1 255.255.255.0
no ip redirects
no ip unreachables
router eigrp 100
network 192.168.10.1 0.0.0.0
redistribute static route-map STATIC=>EIGRP
redistribute bgp 65000 metric 50000 1 255 1 1500
