Differences

This shows you the differences between two versions of the page.

--- pcaps:ixmgtool [2019/04/13 19:12] – [What is a FAT pcap file] veera
+++ pcaps:ixmgtool [2019/04/13 19:14] – [How is it different from mergecap] veera
@@ Line 18: / Line 18: @@
 ===== How is it different from mergecap  =====
-Mergecap  is a command line [[https://www.wireshark.org/docs/man-pages/mergecap.html|utility from the wireshark]] project.  It also combines multiple thin PCAP files into a single  fat PCAP file. But it preserves the timestamps, hence works to //fatten// the output PCAP if there is significant overlap in the time windows.
+Mergecap  is a command line [[https://www.wireshark.org/docs/man-pages/mergecap.html|utility from the wireshark]] project.  It also combines multiple thin PCAP files into a single  fat PCAP file. But it preserves the timestamps, hence works to //fatten// the output PCAP //only//  if there is significant overlap in the time windows.
 trisul_ixmgtool when run with the squish option , aligns the timestamps  of the files to the lowest timestamp and then processes the merge.  The following diagram illustrates the difference between mergecap and ixmgtool