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- Newsgroups: vmsnet.networks.tcp-ip.ucx
- Path: sparky!uunet!stanford.edu!agate!spool.mu.edu!caen!uvaarpa!murdoch!Turing.ORG!houseman
- From: houseman@Turing.ORG (Carl Houseman)
- Subject: Re: Need help on limiting Telnet and FTP access
- Message-ID: <1993Jan7.172011.18233@murdoch.acc.Virginia.EDU>
- Sender: usenet@murdoch.acc.Virginia.EDU
- Organization: The Turing Project, Public Access Internet Host
- References: <1ihfabINNibt@savoy.cc.williams.edu>
- Date: Thu, 7 Jan 1993 17:20:11 GMT
- Lines: 27
-
- In article <1ihfabINNibt@savoy.cc.williams.edu> anderson@Williams.EDU () writes:
- > I need some help/advice on limiting Telnet and FTP access to my machines
- >under 2.0. Basically what I want to do is allow only those users coming in from
- >a "trusted" host (for the most part, our domain, only) access to the machines.
- >I think I have the Telent taken care of by putting some code into sylogin
- >and grabbing tt_accpornam. I then do a search against a file of valid inet
- >addresses and if there isn't a match, the user is logged out.
- > My problem is getting FTP to do the same thing. tt_accpornam is never filled
- >by the ftpd process and I have come up with no other way to solve this problem.
- >Has anyone out there in netland done any "filtering" like this? Any input
- >would be greatly appreciated.
-
- Try this:
- UCX> HELP SET SERVICE /ACCEPT
- UCX> HELP SET SERVICE /REJECT
-
- >*******************************************************************************
- >Jim Anderson Williams College
- >Systems Manager Center for Computing
- >janderson@williams.edu (Internet) Jesup Hall
- >janderson@williams.bitnet Williamstown, MA 01267
- > 413-597-2082
- >*******************************************************************************
-
- Carl Houseman
- GENICOM Engineering
- houseman@turing.org (good through 1/8/93)
-