Force rport on ADTRAN TA Devices

ADTRAN Total Access devices do not support sending the rport parameter in
the Via header. This allows us to detect the device and force rport when
using the "safe" parameter, enabling the device to be used behind NAT.

FS-6823 #resolve

libs/sofia-sip/libsofia-sip-ua/nta/nta.c

@@ -3188,7 +3188,9 @@ int agent_check_request_via(nta_agent_t *agent,
   else if (agent->sa_server_rport == 2 ||
 		   (agent->sa_server_rport == 3 && sip && sip->sip_user_agent &&
 			sip->sip_user_agent->g_string &&
-			(!strncasecmp(sip->sip_user_agent->g_string, "Polycom", 7) || !strncasecmp(sip->sip_user_agent->g_string, "KIRK Wireless Server", 20)))) {
+			(!strncasecmp(sip->sip_user_agent->g_string, "Polycom", 7) ||
+			 !strncasecmp(sip->sip_user_agent->g_string, "KIRK Wireless Server", 20) ||
+			 !strncasecmp(sip->sip_user_agent->g_string, "ADTRAN_Total_Access", 19)))) {
     rport = su_sprintf(msg_home(msg), "rport=%u", ntohs(from->su_port));
     msg_header_replace_param(msg_home(msg), v->v_common, rport);
   }

src/mod/endpoints/mod_sofia/sofia_reg.c

@@ -1499,7 +1499,9 @@ uint8_t sofia_reg_handle_register_token(nua_t *nua, sofia_profile_t *profile, nu
 			if (!is_tcp && !is_tls && (zstr(network_ip) || !switch_check_network_list_ip(network_ip, profile->local_network)) &&
 				profile->server_rport_level >= 2 && sip->sip_user_agent &&
 				sip->sip_user_agent->g_string &&
-				( !strncasecmp(sip->sip_user_agent->g_string, "Polycom", 7) || !strncasecmp(sip->sip_user_agent->g_string, "KIRK Wireless Server", 20) )) {
+				( !strncasecmp(sip->sip_user_agent->g_string, "Polycom", 7) ||
+				  !strncasecmp(sip->sip_user_agent->g_string, "KIRK Wireless Server", 20) ||
+				  !strncasecmp(sip->sip_user_agent->g_string, "ADTRAN_Total_Access", 19) )) {
 				if (sip && sip->sip_via) {
 					const char *host = sip->sip_via->v_host;
 					const char *c_port = sip->sip_via->v_port;