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 package Cisco::Abbrev;  | 
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 use warnings;  | 
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 use strict;  | 
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 =head1 NAME  | 
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 Cisco::Abbrev - Translate to/from Cisco Interface Abbreviations  | 
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 =head1 VERSION  | 
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 our $VERSION = '0.03';  | 
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 =head1 SYNOPSIS  | 
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 This module converts between Cisco canonical interface names  | 
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 (i.e. GigabitEthernet0/1) and the abbreviated forms often output by their  | 
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 devices (i.e. Gi0/1).  | 
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     use Cisco::Abbrev;  | 
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     my $long  = cisco_long_int('Gi0/1');      ## $long='GigabitEthernet0/1';  | 
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     my $short = cisco_abbrev_int('GigabitEthernet0/1');   ## $short='Gi0/1';  | 
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 =cut  | 
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2
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 use base 'Exporter';  | 
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 our @EXPORT = qw( cisco_abbrev_int cisco_long_int );  | 
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 our %LONG = (  | 
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     'Fa' => 'FastEthernet',  | 
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     'Gi' => 'GigabitEthernet',  | 
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     'Te' => 'TenGigabitEthernet',  | 
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     'Et' => 'Ethernet',  | 
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     'Eth' => 'Ethernet',  | 
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     'Vl' => 'Vlan',  | 
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     'FD' => 'Fddi',  | 
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     'PortCh' => 'Port-channel',  | 
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     'Po' => 'Port-channel',  | 
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     'Tu' => 'Tunnel',  | 
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     'Lo' => 'Loopback',  | 
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     'Vi' => 'Virtual-Access',  | 
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     'Vt' => 'Virtual-Template',  | 
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     'EO'  => 'EOBC',  | 
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     'Se' => 'Serial',  | 
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     'PO' => 'POS',  | 
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     'PosCh' => 'Pos-channel',  | 
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     'Mu' => 'Multilink',  | 
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     'AT' => 'ATM',  | 
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     'Async' => 'Async',  | 
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     'Group-Async' => 'Group-Async',  | 
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     'MFR' => 'MFR',  | 
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 );  | 
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 our %ABBREV = reverse %LONG;  | 
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 $ABBREV{'Port-channel'} = 'Po';  ## ambiguous  | 
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 $ABBREV{'Ethernet'    } = 'Et';  ## ambiguous  | 
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 ## valid interface names and abbreviations match this regexp.  | 
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 our $VALID = qr(^[A-Z][-A-Za-z\d/:.]+$)o;  | 
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 =head1 FUNCTIONS  | 
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 =head2 cisco_long_int($abbrev)  | 
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 Returns the canonical interface name for an abbreviated form.  If the  | 
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 interface type is not recognized, returns undef.  | 
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2173
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 sub cisco_long_int { _convert(shift, \%LONG) }  | 
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 =head2 cisco_abbrev_int($long)  | 
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 Returns the abbreviated form of the canonical interface name.  If the  | 
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 interface type is not recognized, returns undef.  | 
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 sub cisco_abbrev_int { _convert(shift, \%ABBREV) }  | 
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 sub _convert {  | 
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     my ($int, $lookup) = @_;  | 
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     return undef unless (defined $int and $int =~ $VALID);  | 
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     my ($type, $pos) = $int =~ qr/^(\D+)(.*)/o;  | 
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     my $other = $lookup->{$type} or return undef;  | 
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     return $other.$pos;  | 
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 =head1 OTHER INTERFACE TYPES  | 
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 If you find any interface types that this module does not handle  | 
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 correctly, please notify the author via CPAN's request system:  | 
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 kevin brintnall, C<<  >>  | 
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 =head1 COPYRIGHT & LICENSE  | 
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 Copyright 2008 kevin brintnall, all rights reserved.  | 
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 This program is free software; you can redistribute it and/or modify it  | 
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 under the same terms as Perl itself.  | 
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 1; # End of Cisco::Abbrev  |