Module: kamailio Branch: 5.1 Commit: a7049edf431b8b8f8c80040b3b005c2e00d44eca URL: https://github.com/kamailio/kamailio/commit/a7049edf431b8b8f8c80040b3b005c2… Author: Juha Heinanen &lt;jh(a)tutpro.com&gt; Committer: Juha Heinanen &lt;jh(a)tutpro.com&gt; Date: 2017-11-24T10:51:04+02:00 modules/nathelper: check also transport protocol when determining if ;alias parameter needs to be added by add_contact_alias() call (cherry picked from commit 93c81f5326acc2aefaca01c347f79c972727d0bf) --- Modified: src/modules/nathelper/doc/nathelper_admin.xml Modified: src/modules/nathelper/nathelper.c --- Diff: https://github.com/kamailio/kamailio/commit/a7049edf431b8b8f8c80040b3b005c2… Patch: https://github.com/kamailio/kamailio/commit/a7049edf431b8b8f8c80040b3b005c2… --- diff --git a/src/modules/nathelper/doc/nathelper_admin.xml b/src/modules/nathelper/doc/nathelper_admin.xml index 9c3373a9ec..c032fc3a84 100644 --- a/src/modules/nathelper/doc/nathelper_admin.xml +++ b/src/modules/nathelper/doc/nathelper_admin.xml @@ -707,8 +707,8 @@ if(is_rfc1918("$rd")) { the contact URI containing either received ip, port, and transport protocol or those given as parameters. If called without parameters, <quote>;alias</quote> parameter is - only added if received ip and port differ from those in - contact URI. + only added if received ip, port, or transport protocol differs + from that in contact URI. </para> <para> This function can be used from diff --git a/src/modules/nathelper/nathelper.c b/src/modules/nathelper/nathelper.c index a34d0a19dd..5e7b82b617 100644 --- a/src/modules/nathelper/nathelper.c +++ b/src/modules/nathelper/nathelper.c @@ -780,13 +780,13 @@ static int add_contact_alias_0(struct sip_msg *msg) && ((ip = str2ip6(&(uri.host))) == NULL)) { LM_DBG("contact uri host is not an ip address\n"); } else { - if(ip_addr_cmp(ip, &(msg->rcv.src_ip)) - && ((msg->rcv.src_port == uri.port_no) - || ((uri.port.len == 0) - && (msg->rcv.src_port == 5060)))) { - LM_DBG("no need to add alias param\n"); - return 2; - } + if (ip_addr_cmp(ip, &(msg->rcv.src_ip)) && + ((msg->rcv.src_port == uri.port_no) || + ((uri.port.len == 0) && (msg->rcv.src_port == 5060))) && + (uri.proto == msg->rcv.proto)) { + LM_DBG("no need to add alias param\n"); + return 2; + } } /* Check if function has been called already */