diff -Naur chan_ss7-1.3-160/mtp.c chan_ss7-1.3-160-chunk80/mtp.c
--- chan_ss7-1.3-160/mtp.c	2010-03-12 07:15:14.000000000 +0000
+++ chan_ss7-1.3-160-chunk80/mtp.c	2010-03-23 18:24:24.000000000 +0000
@@ -1831,7 +1831,8 @@
     gettimeofday(&now, NULL);
     tdiff = timediff_usec(now, last);
 #ifndef MTP_OVER_UDP
-    if (tdiff > 5000)
+    //if (tdiff > 5000)
+    if (tdiff > 50000)
       if (n_mtp2_state)
 	fifo_log(m, LOG_NOTICE, "Excessive poll delay %d!\n", tdiff);//xxxx
 #endif
diff -Naur chan_ss7-1.3-160/transport.h chan_ss7-1.3-160-chunk80/transport.h
--- chan_ss7-1.3-160/transport.h	2009-12-06 09:34:42.000000000 +0000
+++ chan_ss7-1.3-160-chunk80/transport.h	2010-03-23 18:25:47.000000000 +0000
@@ -37,7 +37,8 @@
 #ifdef MTP_OVER_UDP
   ZAP_BUF_SIZE = 64,
 #else
-  ZAP_BUF_SIZE = 16,
+  //ZAP_BUF_SIZE = 16,
+  ZAP_BUF_SIZE = 160,
 #endif
 };