Forum Discussion
Manuel_60430
Nimbostratus
NimbostratusTCL error message with X-Forwarded-For iRule
We are using the X-Forwarded-For http header field on the BigIP LTM to server our webshop application with client IP addresses (to determinde country hawk and so on). Our web application can only wor...
Kevin_Stewart
Employee
EmployeeIf I had to guess, it's because you're trying to perform replace and remove operations on the same header. Try this:
when HTTP_REQUEST {
if { [HTTP::header exists True-Client-IP] } {
HTTP::header replace X-Forwarded-For [HTTP::header True-Client-IP]
} else {
HTTP::header replace X-Forwarded-For [IP::client_addr]
}
}
