sendmail 8.11.0 - relaying denied. IP name possibly forged

[ivop na regionet.cz]

Zden?k Pi?l wrote:
> 
> Dobry den,
> 
>  tak jsem si na server nainstalil RH 7.0 (plus updates) a sendmail 8.11.0 mi
> zacal takto kricet.
> Nez sem poslu cely konfigurak, tak se chci zeptat v cemze by to mohlo byt
> (viz. kus logu).
> 
> Tenhle server prijima postu ro vicero domen a pak ji forwarduje do urcenych
> schranek mimo (na WOL, quick atd.)
> Za sebou ma maskaradovanou sit, takze problem by mohl byt asi tam, ale nic me
> zrovna nenapada ;(
> 
> --- kus logu ---
> Dec 18 14:29:52 ns sendmail[19366]: eBIDTqQ19366: ruleset=check_rcpt,
> arg1=<koudelka na mtech.cz>, relay=pc57-1.pegas-dk.cz [192.168.1.57] (may be
> forged), reject=550 5.7.1 <koudelka na mtech.cz>... Relaying denied. IP name
> possibly forged [192.168.1.57On Thursday 14 December 2000 15:44, you wrote:
> --- konec logu ---
> 
>         s pozdravem
>                 Z.P.

A nejsou adresy 192.168.0.0/16 nahodou neverejne => server se pravem
ohrazuje, ze odesilajici masina je spatne ?

Domena pegas-dk.cz v sobe pc57-1 nema:

> ls -d pegas-dk.cz
[ns.pegas-dk.cz]
$ORIGIN pegas-dk.cz.
@			1D IN SOA	ns hostmaster (
					2000012501	; serial
					3H		; refresh
					1H		; retry
					1W		; expiry
					1D )		; minimum

			1D IN NS	ns
			1D IN NS	ns.czcom.cz.
			1D IN MX	0 ns
			1D IN MX	10 hk.czcom.cz.
ftp			1D IN CNAME	ns
ms			1D IN CNAME	ns
www			1D IN CNAME	ns
ns			1D IN A		195.146.118.17

Pokud to je "uvnitr", tak by se ta vnitrni poddomena mozna mela
jmenovat jinak, nebo mate spatne vnitrni DNS.

ip
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