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Forum Discussion

ringoseagull_77's avatar
ringoseagull_77
Icon for Nimbostratus rankNimbostratus
Jan 30, 2014
Solved

Do F5s continue to advertise virtual server IPs after they have been disabled or deleted?

I've been doing a migration from a pair of 1500s running 10.2.4 to a pair of 5000's running 11.4.1.   After disabling the virtual servers on the old HA pair I enabled them using the same IP addres...
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  • Cory_50405's avatar
    Cory_50405
    Jan 30, 2014

    The LTM should not respond to ARP requests for an IP address assigned to a disabled virtual server. I'm guessing that something is cached within your network, or something is still enabled when it shouldn't be on your 1500s.

     

Vitaliy_Savrans's avatar
Vitaliy_Savrans
Icon for Nacreous rankNacreous
Jan 30, 2014

If you disabled virtual server on old devices an arp entry for old "virtual server" MAC-address may be cached on router.