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Author Archives: admin
Linux HOWTO Enable Miltucast Ping (ICMP) Replies (Echo)
The 2.6 Linux kernel does not respond to multicast ICMP Echo requests by default. This is a setting in /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts Test it: # cat /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts 1 # Set it to 0 for ping replies: # echo “0” > /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts # … Continue reading
Posted in How Tos, linux, networking
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Build A Custom PERL Installation
If you want to build a PERL installation that is separate from your standard PERL, you can compile one, complete with CPAN support. Just follow these steps: mkdir /custom/perl/ cd /custom/perl/ curl -O http://www.cpan.org/src/perl-5.12.3.tar.gz mkdir perl-5_12_3 gunzip perl-5.12.3.tar.gz tar -xf … Continue reading
Posted in How Tos, perl, Programming
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How To Pass PERL Library Paths From The Environment
You can have PERL look in different places for libraries and modules using a number of methods. If you find yourself using a custom PERL module repository, you can make sure your PERL programs always reference it without touching the … Continue reading
Posted in How Tos, perl, Programming
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