Beefy Boxes and Bandwidth Generously Provided by pair Networks
Syntactic Confectionery Delight
 
PerlMonks  

Answer: List all network interfaces on the local machine?

( #166814=categorized answer: print w/ replies, xml ) Need Help??

Q&A > network programming > List all network interfaces on the local machine? contributed by Marza

Dave Roth wrote something that does this.

Here you go.

# GetIP.pl # -------- # This will retrieve all IP Addresses that are bound # to network devices on a specified machine. This includes IPs that +are # bound to any NIC (network card, RAS dail up, etc). # If a particular NIC specifies 0.0.0.0 (typically to indicate that +the # NIC will request an IP via DHCP, PPP, etc) it will be ignored. # ALL IPs are discovered even on cards that are disabled. # # Syntax: # perl GetIP.pl [Machine Name] # # Examples: # perl GetIP.pl # perl GetIP.pl \\server # # 1999.03.09 roth # # Permission is granted to redistribute and modify this code as long + as # the below copyright is included. # # Copyright 1999 by Dave Roth # Courtesty of Roth Consulting # http://www.roth.net/ use Win32::Registry; %KeyName = ( serviceroot => 'System\CurrentControlSet\Services', tcplink => 'Tcpip\Linkage', tcplink_disabled => 'Tcpip\Linkage\Disabled', tcpparam => 'Tcpip\Parameters', deviceparam_tcp => 'Parameters\Tcpip', ); $Root = $HKEY_LOCAL_MACHINE; if( $Machine = $ARGV[0] ) { $HKEY_LOCAL_MACHINE->Connect( $Machine, $Root ) || die "Could not +connect to the registry on '$Machine'\n"; } if( $Root->Open( $KeyName{serviceroot}, $ServiceRoot ) ) { # Get the device names of the cards tcp is bound to... if( $ServiceRoot->Open( $KeyName{tcplink}, $Links ) ) { my( $Data ); if( $Links->QueryValueEx( "Bind", $DataType, $Data ) ) { $Data =~ s/\n/ /gs; $Data =~ s/\\Device\\//gis; $Data =~ s/^\s+(.*)\s+$/$1/gs; push( @Devices, ( split( /\c@/, $Data ) ) ); } $Links->Close(); } # Get the device names of cards that tcp is bound to but disabled. +.. if( $ServiceRoot->Open( $KeyName{tcplink_disabled}, $Links ) ) { my( $Data ); if( $Links->QueryValueEx( "Bind", $DataType, $Data ) ) { $Data =~ s/\s+//gs; $Data =~ s/\\Device\\//gis; push( @Devices, ( split( /\c@/, $Data ) ) ); } $Links->Close(); } foreach $DeviceName ( @Devices ) { my( $DeviceTCPKey ); if( $ServiceRoot->Open( "$DeviceName\\$KeyName{deviceparam_tcp +}", $DeviceTCPKey ) ) { my( @CardIPs, @CardSubNets ); my( $Data, $iCount, $IPAddress ); # Get the IP addresses... if( $DeviceTCPKey->QueryValueEx( "IPAddress", $DataType, $ +Data ) ) { $Data =~ s/\s+//gm; push( @CardIPs, ( split( /\c@/, $Data ) ) ); } # Get the Subnet masks... if( $DeviceTCPKey->QueryValueEx( "SubnetMask", $DataType, +$Data ) ) { $Data =~ s/\s+//gm; push( @CardSubNets, ( split( /\c@/, $Data ) ) ); } # Push our new found data onto the stack... $iCount = 0; map { my( %Hash ); # We don't want 0.0.0.0 since it means the IP will be +procured via DHCP or something... next if( $_ eq '0.0.0.0' ); $Hash{ip} = $_; $Hash{subnet} = $CardSubNets[$iCount]; push( @IP, \%Hash ); $iCount++; } ( @CardIPs ); $DeviceTCPKey->Close(); } } print "This machine $Machine has the following IP addresses:\n"; foreach $IPStruct ( @IP ) { print "\t$IPStruct->{ip} \t(subnet: $IPStruct->{subnet})\n"; } $ServiceRoot->Close(); }

Comment on Answer: List all network interfaces on the local machine?
Download Code
Log In?
Username:
Password:

What's my password?
Create A New User
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others having an uproarious good time at the Monastery: (11)
As of 2014-12-23 03:50 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?

    Is guessing a good strategy for surviving in the IT business?





    Results (135 votes), past polls