Forum Discussion
jakk127_200290
Nimbostratus
NimbostratusTrying to understand using square braces vs parenthesis in iRules
Hello,
I have an written the following iRule
when HTTP_REQUEST {
set user_agent [string tolower [HTTP::header User-Agent]]
if { not ($user_agent contains "windows nt 5.1")} {
vi...
kunjanNimbostratus
Nimbostratusif { not [$user_agent contains "windows nt 5.1"]}The square bracket is considered as command which is executed when the iRule runs. Since it is an invalid command, it generates TCL error and TCP resets. /var/log/ltm logs should have the error that the iRule throws. Hope that explains.
