10-11-2012
traceroute has some nice options for specifying the protocol and port to test access to.
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LEARN ABOUT OPENDARWIN
traceroute6
TRACEROUTE6(8) BSD System Manager's Manual TRACEROUTE6(8)
NAME
traceroute6 -- print the route IPv6 packets will take to the destination
SYNOPSIS
traceroute6 [-dlnrv] [-f firsthop] [-g gateway] [-m hoplimit] [-p port] [-q probes] [-s src] [-w waittime] target [datalen]
DESCRIPTION
-d Debug mode.
-f firsthop
Specify how many hops to skip in trace.
-g gateway
Specify intermediate gateway (traceroute6 uses routing header).
-m hoplimit
Specify maximum hoplimit.
-l Print both host hostnames and numeric addresses. Normally traceroute6 prints only hostnames if -n is not specified, and only numeric
addresses if -n is specified.
-n Do not resolve numeric address to hostname.
-p port
Set UDP port number to port.
-q probes
Set the number of probe per hop count to probes.
-r
-s src Src specifies the source IPv6 address to be used.
-v Be verbose.
-w waittime
Specify the delay time between probes.
RETURN VALUES
The traceroute6 command will exit with 0 on success, and non-zero on errors.
SEE ALSO
ping(8), ping6(8), traceroute(8)
HISTORY
The traceroute6 command first appeared in WIDE hydrangea IPv6 protocol stack kit.
BSD
May 17, 1998 BSD