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longnv's avatar
longnv
Icon for Cirrus rankCirrus
Nov 22, 2022

F5 Bigip LTM NAT64 config

Hi everybody, I have a problem with VS using IPv6 and Pool, Node IPv4. My config : - VS type is Performance Layer 4;   - Source Address Translation: none - Address Translation: enable - Port Tr...
application delivery
  • longnv's avatar
    longnv
    Nov 23, 2022

    This problem has resolved. TCP conection from F5 to internal over 64k connection, so a new tcp session is started with the same ports  => tcp connection reset. Need SNAT with other self ip connection to internal.

mihaic's avatar
mihaic
Icon for MVP rankMVP
Nov 22, 2022

please share the config of the vip,irule if you have and the pool

  • longnv's avatar
    longnv
    Icon for Cirrus rankCirrus
    Nov 22, 2022

    Send to you my VS config below:

    ltm virtual VS_IPV6_p443 {
    destination 2001:df1:1f40::11.https
    ip-protocol tcp
    pool P_PORTAL_443
    profiles {
    fastL4 { }
    }
    source-address-translation {
    type automap
    }
    translate-address enabled
    translate-port enabled
    vs-index 808

     

     

    ltm virtual VS_IPV4_p443 {
    destination 103.57.112.17:https
    ip-protocol tcp
    mask 255.255.255.255
    pool P_PORTAL_443
    profiles {
    tcp { }
    }
    source 0.0.0.0/0
    translate-address enabled
    translate-port enabled
    vs-index 802
    }