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Full Discussion: ksh to check second time difference between two servers
Top Forums UNIX for Dummies Questions & Answers ksh to check second time difference between two servers Post 302814155 by elixir_sinari on Tuesday 28th of May 2013 09:36:05 PM
Old 05-28-2013
If your machines have time server enabled, you could contact the UDP time port of those machines and get the 32-bit time in seconds since 1900.
But then it's UDP...
 

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LEARN ABOUT MOJAVE

net::server::proto::udp

Net::Server::Proto::UDP(3)				User Contributed Perl Documentation				Net::Server::Proto::UDP(3)

NAME

       Net::Server::Proto::UDP - Net::Server UDP protocol.

SYNOPSIS

       See Net::Server::Proto.

DESCRIPTION

       Protocol module for Net::Server.  This module implements the SOCK_DGRAM socket type under INET (also known as UDP).  See
       Net::Server::Proto.

PARAMETERS

       The following paramaters may be specified in addition to normal command line parameters for a Net::Server.  See Net::Server for more
       information on reading arguments.

       udp_recv_len
	   Specifies the number of bytes to read from the UDP connection handle.  Data will be read into $self->{'server'}->{'udp_data'}.  Default
	   is 4096.  See IO::Socket::INET and recv.

       udp_recv_flags
	   See recv.  Default is 0.

       udp_broadcast
	   Default is undef.

QUICK PARAMETER LIST

	 Key		   Value		    Default

	 ## UDP protocol parameters
	 udp_recv_len	   d+			    4096
	 udp_recv_flags    d+			    0
	 udp_broadcast	   bool 		    undef

INTERNAL METHODS

       "object"
	   Returns an object with parameters suitable for eventual creation of a IO::Socket::INET object listining on UDP.

       "connect"
	   Called when actually binding the port.  Handles default parameters before calling parent method.

LICENCE

       Distributed under the same terms as Net::Server

perl v5.18.2							    2013-01-09						Net::Server::Proto::UDP(3)
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