Re: Telnet login not allowed

[christos%astron.com@localhost (Christos Zoulas)]

In article 
<1361376024.2441.140661194294773.4D6E29DE%webmail.messagingengine.com@localhost>,
Ian D. Leroux <idleroux%fastmail.fm@localhost> wrote:
>On Wed, Feb 20, 2013, at 15:35, Riccardo Mottola wrote:
>> Riccardo Mottola wrote:
>> > I cannot telnet to my box anymore (after one of the upgrades 
>> > probably). I usually use rlogin which continues to work, so I wonder 
>> > what is wrong and how can I debug it.
>> >
>> > if I "telnet localhost" it works, thus the daemon is running, if I 
>> > telent from the outisde, I get an authentication error (telnetd: 
>> > Authorization failed) before even trying to input my password.
>> >
>> > In authlog I see an inbound connection but no errors/warnings.
>> >
>> > My inetd.conf line is:
>> > l
>> > telnet          stream  tcp     nowait  root /usr/libexec/telnetd    
>> > telnetd -a valid
>> >
>> > and has been so since ages I guess.

You are running telnetd with "-a valid", which requires the remote telnet
client to support SRA and provide a valid user name. If your client is
to dumb to do this, remove "-a valid" from your telnetd.

christos