Forum Discussion

1qaz's avatar
1qaz
Icon for Nimbostratus rankNimbostratus
Jun 05, 2020

a problem about get source address through X-forward-for

I have a question, my VS is useing snat, with X-forward-for in http_profile, but I see some source addresses are not obtained? I also noticed that all the lost source addresses are okhttp,why? Thank...
application delivery
BIG-IP
LTM
Sachin-Garg's avatar
Sachin-Garg
Icon for Altostratus rankAltostratus

OkHttp is an HTTP client that's efficient by default: ... If your service has multiple IP addresses OkHttp will attempt alternate addresses if the first connect fails.

 

Could you please share what kind of VS config is there.

Please run this command

 

list ltm virtual <name-of-VS> details

1qaz's avatar
1qaz
Icon for Nimbostratus rankNimbostratus
Jun 05, 2020

thanks to Sachin-Garg,

list ltm virtual VS_CRM_NLFK_9080 

ltm virtual VS_CRM_NLFK_9080 {

  destination 134.175.22.206:glrpc

  ip-protocol tcp

  mask 255.255.255.255

  pool Pool_CRM_NLFK_9080

  profiles {

    http_yuanIP { }

    tcp { }

  }

  source 0.0.0.0/0

  source-address-translation {

    type automap

  }

  vs-index 131

}