Forum Discussion

ST_Wong's avatar
ST_Wong
Icon for Cirrus rankCirrus
Jul 12, 2023

Multiple IP addresses ranges on external network

Hello, We've LTM (14.1.4.2) running for years, serving VLAN with addresses 192.168.8.0/24. Recently the same VLAN 'expanded' with another address range (192.168.31.0/23). We tried to define virtua...
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CA_Valli's avatar
CA_Valli
Icon for MVP rankMVP
Jul 12, 2023

You should be able to define the Virtual Server listener IP on any network, F5 will automatically create a Virtual Address object to match it.

It's not required to have a self-ip on that network as long as routing points to F5, like mihaic said. 

  • JRahm's avatar
    JRahm
    Icon for Admin rankAdmin
    Jul 12, 2023

    Good call, CA_Valli. In fact, early days of v9 when I was a customer, my SEs recommended as a best practice to avoid defining a self-IP on the public facing interface for DMZ-deployed boxes.