Fixed #1537: Via rewrite: putting the right IP address in Via sent-by for outgoing requests

git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4173 74dad513-b988-da41-8d7b-12977e46ad98

1 files changed, 7 insertions, 1 deletions

diff --git a/pjsip/src/pjsip/sip_util.c b/pjsip/src/pjsip/sip_util.c
index f238f524..ed4fd9c0 100644
--- a/pjsip/src/pjsip/sip_util.c
+++ b/pjsip/src/pjsip/sip_util.c
@@ -1192,7 +1192,13 @@ static void stateless_send_transport_cb( void *token,
 	}
 
 	via->transport = pj_str(stateless_data->cur_transport->type_name);
-	via->sent_by = stateless_data->cur_transport->local_name;
+        if (tdata->via_addr.host.slen > 0 &&
+            tdata->via_tp == (void *)stateless_data->cur_transport)
+        {
+            via->sent_by = tdata->via_addr;
+        } else {
+	    via->sent_by = stateless_data->cur_transport->local_name;
+        }
 	via->rport_param = pjsip_cfg()->endpt.disable_rport ? -1 : 0;
 
 	pjsip_tx_data_invalidate_msg(tdata);