rfc3261 section 18.1.1 grrr

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@9371 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/endpoints/mod_sofia/sofia.c

@@ -544,7 +544,7 @@ void *SWITCH_THREAD_FUNC sofia_profile_thread_run(switch_thread_t *thread, void
 							  TAG_IF(sofia_test_pflag(profile, PFLAG_TLS), NUTAG_SIPS_URL(profile->tls_bindurl)), 
 							  TAG_IF(sofia_test_pflag(profile, PFLAG_TLS), NUTAG_CERTIFICATE_DIR(profile->tls_cert_dir)), 
 							  TAG_IF(sofia_test_pflag(profile, PFLAG_TLS), TPTAG_TLS_VERSION(profile->tls_version)), 
-							  TAG_IF(!strchr(profile->sipip, ':'), NTATAG_UDP_MTU(65536)), 
+							  TAG_IF(!strchr(profile->sipip, ':'), NTATAG_UDP_MTU(65535)), 
 							  NTATAG_SERVER_RPORT(profile->rport_level), 
 							  TAG_IF(tportlog, TPTAG_LOG(1)), 
 							  TAG_END());	/* Last tag should always finish the sequence */