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Forum Discussion

jessej1111_1443's avatar
jessej1111_1443
Icon for Nimbostratus rankNimbostratus
Apr 16, 2014

all ip's in a subnet behind my F5 respond to ping even though I only have 4 devices active

Hello Everyone,   I was wondering if you could point out a likely configuration mistake. Currently I have an F5 that has a subnet behind it for virtual servers. The virtual servers that are curren...
nitass's avatar
nitass
Icon for Employee rankEmployee
Apr 17, 2014

do you have network virtual address configuration with arp and icmp enabled?

e.g.

root@(ve11a)(cfg-sync In Sync)(Active)(/Common)(tmos) list ltm virtual-address 192.168.100.0 all-properties
ltm virtual-address 192.168.100.0 {
    address 192.168.100.0
    app-service none
    arp enabled
    auto-delete true
    connection-limit 0
    description none
    enabled yes
    floating enabled
    icmp-echo enabled
    inherited-traffic-group true
    mask 255.255.255.0
    metadata none
    partition Common
    route-advertisement disabled
    server-scope any
    traffic-group traffic-group-1
    unit 1
}