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Forum Discussion

Domai's avatar
Domai
Icon for Altostratus rankAltostratus
Sep 14, 2015

Weird issue with VIP

Device 8900 Version 11.5.1, HF7   Hello Gents, I faced a weird issue today with one of the VIP who shall remain nameless (lets say 10.1.1.1). Users reported that they are not able to ...
application delivery
availability
LTM
TMOS
TMSH
arpydays's avatar
arpydays
Icon for Nimbostratus rankNimbostratus
Sep 14, 2015

Hmmm, next time it happens run tcpdump on both peers, if you have access to the upstream gateway/router/firewall on same subnet try pinging from there. Check that the active is recieving the packet, if not look at L2, clear ARP cache for VS/SelfIP on gateway and try again, check if all boxes see the ARP request and check where the response came from, check the switch MAC tables..cheers