Use a 600 second timeout, 120 second is too little.

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@710 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache_acceptor.c

@@ -65,7 +65,7 @@ vca_accept_sess(int fd)
 	{
 	struct timeval tv;
 
-	tv.tv_sec = 120;
+	tv.tv_sec = 600;
 	tv.tv_usec = 0;
 	AZ(setsockopt(sp->fd, SOL_SOCKET, SO_SNDTIMEO, &tv, sizeof tv));
 	}