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#!/usr/bin/env python

# -*- coding: iso-8859-1 -*-

'''ping.py

ping.py uses the ICMP protocol's mandatory ECHO_REQUEST

datagram to elicit an ICMP ECHO_RESPONSE from a

host or gateway.

This program is free software; you can redistribute it and/or

modify it under the terms of the GNU General Public License

as published by the Free Software Foundation; either version 2

of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

GNU General Public License for