diff -Naur asterisk-66981.orig/channels/chan_sip.c asterisk-66981.patched-9540/channels/chan_sip.c
--- asterisk-66981.orig/channels/chan_sip.c	2007-06-04 10:21:52.000000000 +0700
+++ asterisk-66981.patched-9540/channels/chan_sip.c	2007-06-04 10:33:17.000000000 +0700
@@ -17771,7 +17771,7 @@
 					ast_verbose(VERBOSE_PREFIX_2 "SIP Listening on %s:%d\n", 
 						ast_inet_ntoa(bindaddr.sin_addr), ntohs(bindaddr.sin_port));
 
-				ast_netsock_set_qos(sipsock, global_tos_sip, global_tos_sip);
+				ast_netsock_set_qos(sipsock, global_tos_sip, global_cos_sip);
 			}
 		}
 	}
diff -Naur asterisk-66981.orig/main/netsock.c asterisk-66981.patched-9540/main/netsock.c
--- asterisk-66981.orig/main/netsock.c	2007-06-04 10:21:52.000000000 +0700
+++ asterisk-66981.patched-9540/main/netsock.c	2007-06-04 10:32:54.000000000 +0700
@@ -185,7 +185,7 @@
 	    ast_log(LOG_WARNING, "Unable to set CoS to %d\n", cos);
 	else {
 	    if (option_verbose > 1)
-		ast_verbose(VERBOSE_PREFIX_2 "Using CoS mark %d\n", tos);
+		ast_verbose(VERBOSE_PREFIX_2 "Using CoS mark %d\n", cos);
 	}
 #endif