Forum Discussion

fpieressa's avatar
fpieressa
Icon for Altostratus rankAltostratus
May 21, 2015

Force gratuitous ARP after RMA

Hi! I will do an RMA, replacing one BigIP standalone box with a new one.   Is there any way to force BigIP to send gratuitous ARP for all the IP (VS, SelfIP) it has configured, so I will not need ...
application delivery
LTM
TMSH
JG's avatar
JG
Icon for Cumulonimbus rankCumulonimbus
Dec 20, 2017

I have run into this problem myself after an upgrade to 11.6.2HF2. It turns out that the MAC address changed after the upgrade, and the connecting switch has the old one. But why does it change?

Answer from TAC:

They confirmed that MAC address is dynamically allocated and is not guaranteed to persist across reboots/upgrades.

Solution: https://support.f5.com/csp/article/K15858.