Re: fc6: telnetd refuses connections if nameserver is down

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Il giorno mar, 27/02/2007 alle 00.51 +0200, kalinix ha scritto:
> Actually the "HOST" part is not in /etc/xinetd.d/telnet but
> in /etc/xinetd.conf:
>         log_on_failure  = HOST
>         log_on_success  = PID HOST DURATION EXIT
> 

Also comment out this line (this is my file part of xinetd.conf after
comment)
> 
> # Define general logging characteristics.
>         log_type        = SYSLOG daemon info
> #       log_on_failure  = HOST
> #       log_on_success  = PID HOST DURATION EXIT

and restart xinetd the problem persist.

Probably the problem is into resolver function, called from xinetd, like
bugzilla https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=221583
say

> Comment #6
> From Jakub
> Jelinek 
> on 2007-01-05
> 13:17 EST
> [reply]
>  
>  
> nsswitch.conf containing hosts: ... dns and missing resolv.conf is an admin
> error, either you should remove dns from nsswitch.conf, or supply a valid
> resolv.conf.  The missing resolv.conf is the same as resolv.conf containing no
> nameserver lines and that causes libresolv to return TRY_AGAIN, the same as if
> a DNS is unreachable.  For that EAI_AGAIN is the correct answer, instead of
> silently pretending DNS replied, but said there is no DNS entry for that IP
> address.

Many thanks Kalinix

-- 
Dario Lesca <d.lesca@xxxxxxxxxx>

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