Perl originated from a requirement to write network-aware scripts, and it's always been a great language for writing both clients and servers. You might wonder if you really need to write such programs these days but, yes, there are times that you want to write test programs against which to run a stanard client or server, and times that you want to provide a specialist tool that talks directly to another network process.

This topic is presented on public course Using Perl on the Web

dot	buffering - dotd come out all together
dot2	Buffering - progress bar in dots
mcopy	End of line conversion - moving data file between operating systems
pf1	Finger client
pf3	Better finger client
pt3a	time and date from a series of hosts
pt4	Using local OS commands to run network processes
ptime	Simple client
sts	Simple Perl time SERVER

HTTP
Learning how to use Perl behind a web site