26 lines
759 B
Perl
26 lines
759 B
Perl
#!/usr/bin/perl
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# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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#
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# SPDX-License-Identifier: MPL-2.0
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#
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, you can obtain one at https://mozilla.org/MPL/2.0/.
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#
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# See the COPYRIGHT file distributed with this work for additional
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# information regarding copyright ownership.
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require 5.001;
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use IO::Socket::IP;
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foreach $addr (@ARGV) {
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my $sock;
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$sock = IO::Socket::IP->new(LocalAddr => $addr,
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Domain => PF_INET6,
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LocalPort => 0,
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Proto => tcp)
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or die "Can't bind : $@\n";
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close($sock);
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}
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