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who is right?  i am really confused now :)

> >>> ps. it seems my favorite maillist and a few others these days
> >>>     block mail originating from a server with a private IP
> >>>     behind a proxying gateway.  is there i way i can continue
> >>>     to use my own sendmail to mail from my FBSD machine behind
> >>>     a proxying gateway?  is my only choice to use the proxies
> >>>     mailserver to send mail?  this sucks for various reasons.
> >>>
> >>> more and more my email bounces with "originating domain must exist"
> >>> messages. :(
> >>
> >> This problem is indicative of the general quality of ISPs nowadays.
> >> The only good reason not to have reverse mapping is in order to spam.
> >> If your ISP is too stupid to set up reverse mapping, you probably
> >> want to change anyway.
> >
> > what do you mean?  how can my ISP reverse map my private IP numbers?
> > if i send from 192.168.0.26 or whatever ...
> 
> They can't.  But they're not the addresses that get posted, they're
> the ISPs address.
> 
> > i don't understand why they are stupid.
> 
> Because they're not sticking to the DNS conventions, and (in case you
> hadn't noticed) they're causing you problems as a result.  Look:
> 
> + > ptialaska.net
> + Server:  freebie.lemis.com
> + Address:  0.0.0.0
> +
> + ptialaska.net
> +  origin = ns2.ptialaska.net
> +  mail addr = dnstech.ptialaska.net
> +  serial = 2000032701
> +  refresh = 10800 (3H)
> +  retry   = 3600 (1H)
> +  expire  = 604800 (1W)
> +  minimum ttl = 14400 (4H)
> + ptialaska.net nameserver = ns1.ptialaska.net
> + ptialaska.net nameserver = ns2.ptialaska.net
> + ptialaska.net nameserver = ns3.ptialaska.net
> + ns1.ptialaska.net internet address = 209.193.30.248
> + ns2.ptialaska.net internet address = 209.193.30.245
> + ns3.ptialaska.net internet address = 208.151.127.1
> + > 209.193.30.248
> + Server:  freebie.lemis.com
> + Address:  0.0.0.0
> +
> + *** freebie.lemis.com can't find 209.193.30.248: Non-existent host/domain
> +
> + > 209.193.30.245
> + Server:  freebie.lemis.com
> + Address:  0.0.0.0
> +
> + *** freebie.lemis.com can't find 209.193.30.245: Non-existent host/domain
> + > 208.151.127.1
> + Server:  freebie.lemis.com
> + Address:  0.0.0.0
> +
> + *** freebie.lemis.com can't find 208.151.127.1: Non-existent host/domain
> 
> Not even their name servers reverse map.
> 
> Greg
> --
> When replying to this message, please copy the original recipients.
> For more information, see http://www.lemis.com/questions.html
> Finger grog@lemis.com for PGP public key
> See complete headers for address and phone numbers

*******************************************************************************
ISP's reply :)

Note: i do not have any problem resolving their IP numbers ...
*******************************************************************************

> I have checked our DNS settings/records and they are functioning correctly.
> I noticed that you seem to be running some sort of UNIX type system. You
> either need to be running DNS/BIND on your box and keep DNS records there,
> or you need to point your box to DNS servers in your config files
> ( resolv.conf ). The most likely DNS servers for you, being a PTI customer,
> would be
> 
> 209.193.30.245	husky.ptialaska.net
> 209.193.30.248	moose.ptialaksa.net
> 
> The following line is what leads me to think that you might have a
> mis-config on your box..
> 
> 	Address:  0.0.0.0
> 
> When you run nslookup it should look something like this...
> 
> >208.151.127.1
> Server: husky.ptialaska.net
> Address: 209.193.30.245
> 
> Name: threehorses.mtasolutions.com
> Address: 208.151.127.1
> 
> I hope this helps out.
> 
> Tilka Fegert
> PTI Net System Administration
> (907)-793-4100


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