Allow telnet to only one IP using host.deny or host.allow

[Tim]

Tim:
>> Since you're making this public

Jatin K:
> entire network is not connected to the Internet .... it's only on LAN 
> only 60 to 65 computers on it

That could be public or private...  Whether you want to be more secure
against eavesdropping on traffic, and against malcontented people, is
more of an issue about who can access it, and what they might do,
regardless of whether they're on the internet or the same LAN.

-- 
[tim at localhost ~]$ uname -r
2.6.27.25-78.2.56.fc9.i686

Don't send private replies to my address, the mailbox is ignored.  I
read messages from the public lists.