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GDC1-TRG-F5's avatar
GDC1-TRG-F5
Icon for Nimbostratus rankNimbostratus
Jul 11, 2024

Issue with having Multiple Floating IP addresses

We have a HA setup and one of the VLAN having 2 Floating IP's. Traffic Flow: Client >> GTM >> LTM >> FireWall >> Appln/server Issue as we have observed is: when Device-A is active, it uses floati...
security
zamroni777's avatar
zamroni777
Icon for Nacreous rankNacreous
Jul 11, 2024

there are no special thing regarding fip1 or fip2.
as tcp only has 65535 ports, hence f5 will need more than 1 fip if number of tcp sessions between f5 and a pool member exceeds 65535.

your firewalls and app servers should treat fip1 and fip2 similarly.

  • GDC1-TRG-F5's avatar
    GDC1-TRG-F5
    Icon for Nimbostratus rankNimbostratus
    Jul 11, 2024

    If the connections are less and if the TCP ports are not exhausted, it's expected that the same floating IP should be used by both the devices right?