We had an instance of both GLBP nodes (both 4510's) wanting to be active for a VLAN, stifling connectivity to that VLAN. The config's are below, but as a bandaid, we shut one of the sides? Is there anything glaringly wrong here?
Node A:
Current configuration : 308 bytes
!
interface Vlan1032
description Closet B
ip address 10.203.2.252 255.255.255.0
ip helper-address 10.201.0.112
ip helper-address 10.201.0.113
no ip redirects
ip pim sparse-dense-mode
shutdown
glbp 112 ip 10.203.2.254
glbp 112 priority 110
glbp 112 preempt
no glbp 112 load-balancing
end
R-A-01#sh glbp vlan 1032
Vlan1032 - Group 112
State is Init (interface down)
5 state changes, last state change 1d08h
Virtual IP address is 10.203.2.254
Hello time 3 sec, hold time 10 sec
Redirect time 600 sec, forwarder time-out 14400 sec
Preemption enabled, min delay 0 sec
Active is unknown
Standby is unknown
Priority 110 (configured)
Weighting 100 (default 100), thresholds: lower 1, upper 100
Load balancing: disabled
Group members:
0024.9719.5eff (10.203.2.252) local
There is 1 forwarder (0 active)
Forwarder 2
State is Init
4 state changes, last state change 1d08h
MAC address is 0007.b400.7002 (default)
Owner ID is 0024.9719.5eff
Preemption enabled, min delay 30 sec
Active is unknown
Arp replies sent: 12396
Node G:
Current configuration : 257 bytes
!
interface Vlan1032
description Closet B
ip address 10.203.2.253 255.255.255.0
ip helper-address 10.201.0.112
ip helper-address 10.201.0.113
no ip redirects
ip pim sparse-dense-mode
glbp 112 ip 10.203.2.254
no glbp 112 load-balancing
end
R-G-01#sh glbp vlan 1032
Vlan1032 - Group 112
State is Active
42 state changes, last state change 1d08h
Virtual IP address is 10.203.2.254
Hello time 3 sec, hold time 10 sec
Next hello sent in 2.624 secs
Redirect time 600 sec, forwarder time-out 14400 sec
Preemption disabled
Active is local
Standby is unknown
Priority 100 (default)
Weighting 100 (default 100), thresholds: lower 1, upper 100
Load balancing: disabled
Group members:
0024.9719.6dbf (10.203.2.253) local
There is 1 forwarder (1 active)
Forwarder 1
State is Active
3 state changes, last state change 1d08h
MAC address is 0007.b400.7001 (default)
Owner ID is 0024.9719.6dbf
Redirection enabled
Preemption enabled, min delay 30 sec
Active is local, weighting 100
Arp replies sent: 1627
