--- a/src/common/pcap-writer.cc	Sat Oct 28 17:44:15 2006 +0200
+++ b/src/common/pcap-writer.cc	Sat Oct 28 21:21:34 2006 +0200
@@ -69,7 +69,7 @@
 {
     if (m_writer != 0) 
       {
-        uint64_t current = Simulator::Now ().Us ();
+        uint64_t current = Simulator::Now ().ApproximateToMicroSeconds ();
         uint64_t s = current / 1000000;
         uint64_t us = current % 1000000;
         Write32 (s & 0xffffffff);