Hi! I suggest moving the script out of the "/root"-folder into a folder that you know Kamailio is able to access (unless you run Kamailio as root), and then make sure the file is executable by Kamailio, i.e. "mv /root/test.pl /var/tmp && chmod 755 /var/tmp/test.pl". For example I'm running this in my config, which works fine to get the parameters: exec_msg("/usr/src/script.sh '$tU' '$ci'"); Best, /Tobias ________________________________ From: sr-users &lt;sr-users-bounces(a)lists.sip-router.org&gt; on behalf of Venkatesh Macha &lt;linuxvenkey(a)gmail.com&gt; Sent: Wednesday, January 25, 2017 11:41 AM To: sr-users(a)lists.sip-router.org Subject: [SR-Users] Executing perl script with command line parameters. Hi all, I am trying to execute external Perl script from the Kamailio config file. My script accepts few command line parameters but if I try to pass command line parameters like below, It is not working. exec_msg("/root/test.pl 10000 '$var(env)' '$fU'"); # i tried with exec_avp also How to execute the external Perl scripts with few arguments. Thank you in Advance. -- View this message in context: http://sip-router.1086192.n5.nabble.com/Executing-perl-script-with-command-… Users - Executing perl script with command line parameters.<http://sip-router.1086192.n5.nabble.com/Executing-perl-scrip… sip-router.1086192.n5.nabble.com Executing perl script with command line parameters. Hi all, I am trying to execute external Perl script from the Kamailio config file. My script accepts few command line parameters but if I try... Sent from the Users mailing list archive at Nabble.com. _______________________________________________ SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list sr-users(a)lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users sr-users mailing list - SIP-Router<http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users… lists.sip-router.org SIP Router Users Mailing list - online email forum for communities of SIP Express Router (SER) and Kamailio (OpenSER) projects. Subscription is open to anyone that ...