F5 is upgrading its customer support chat feature on My.F5.com. Chat support will be unavailable from 6am-10am PST on 1/20/26. Refer to K000159584 for details.

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...
management
  • 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.

     

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

I think that's possible Vitaliy, I'm hoping to rule out the suggestion that it is the 1500 itself advertising the IP.