[a-f0-9])([a-f0-9][a-f0-9]).([a-f0-9][a-f0-9])([a-f0-9][a-f0-9]).([a-f0-9][a-f0-9])([a-f0-9][a-f0-9])$/) {
                     if (!Calling-Station-Id) {
                            update request {
                                    Calling-Station-Id := "%{1}:%{2}:%{3}:%{4}:%{5}:%{6}"
                                    Called-Station-Id := "%{NAS-Identifier}"
                            }

                     }
               }

and it is work

for second one i use :