Hi I did try if(is_method("REGISTER")) { if(lookup("location")){ sl_send_reply("401","Unautorized"); exit; } } However, it is not entering the lookup statement Alhgouh [root@localhost ~]# /usr/local/sbin/openserctl ul show --brief Domain:: location table=512 records=4 max_slot=1 AOR:: alijawad The location is stored in memory. With Regards Ali Jawad System Administrator Splendor Telecom (www.splendor.net) Beirut, Lebanon Phone: +961 1 373725 Fax: + 961 1 375554 ________________________________ From: users-bounces(a)lists.kamailio.org [mailto:users-bounces@lists.kamailio.org] On Behalf Of Ali Jawad Sent: 2008-09-26 15:07 To: users(a)lists.kamailio.org Subject: Re: [Kamailio-Users] How to prevent - Same username used onmultiple sip phones Hi I did try if(is_method("REGISTER")) { if(lookup("location")){ sl_send_reply("401","Unautorized"); exit; } } With Regards Ali Jawad System Administrator Splendor Telecom (www.splendor.net) Beirut, Lebanon Phone: +961 1 373725 Fax: + 961 1 375554 ________________________________ From: Sergio Gutierrez [mailto:saguti@gmail.com] Sent: 2008-09-26 14:38 To: Ali Jawad Subject: Re: [Kamailio-Users] How to prevent - Same username used on multiple sip phones Hi Ali. Maybe you could use the function registered() of the module registrar, to check whether the user is already registered. http://kamailio.org/docs/modules/1.4.x/registrar.html#id2506815 Best regards. Sergio G. On 9/26/08, Ali Jawad &lt;ali.jawad(a)splendor.net&gt; wrote: Hi On my openser I can logon with the same username on two different softphones. How can I prevent the same username from being used on multiple devices. With Regards _______________________________________________ Users mailing list Users(a)lists.kamailio.org http://lists.kamailio.org/cgi-bin/mailman/listinfo/users -- This message has been scanned for viruses and dangerous content by MailScanner <http://www.mailscanner.info/> , and is believed to be clean. -- This message has been scanned for viruses and dangerous content by MailScanner <http://www.mailscanner.info/> , and is believed to be clean.