b011f9fd8f
- inet_ntoa() returns a pointer to a static buffer, dont use it twice in the same printf(). - prevent the possibility of never timing out - Report two more ICMP error types (prohibited nets etc) And some (commented out) enhancements that I use, but some don't like. |
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gnuc.h | ||
Makefile | ||
mean.awk | ||
median.awk | ||
README | ||
traceroute.8 | ||
traceroute.c |
@(#) $Header: README,v 1.6 95/08/27 16:58:04 leres Exp $ (LBL) TRACEROUTE 1.2 Lawrence Berkeley National Laboratory Network Research Group traceroute@ee.lbl.gov ftp://ftp.ee.lbl.gov/traceroute-*.tar.Z Traceroute is a system administrators utility to trace the route ip packets from the current system take in getting to some destination system. See the comments at the front of the program for a description of its use. This program uses raw ip sockets and must be run as root (or installed setuid to root). A couple of awk programs to massage the traceroute output are included. "mean.awk" and "median.awk" compute the mean and median time to each hop, respectively. I've found that something like traceroute -q 7 foo.somewhere >t awk -f median.awk t | graph can give you a quick picture of the bad spots on a long path (median is usually a better noise filter than mean). Problems, bugs, questions, desirable enhancements, source code contributions, etc., should be sent to the email address "traceroute@ee.lbl.gov".