[Gllug] virgin/ntl/telewest plonkers

Andy Millar andy at andymillar.co.uk
Wed Dec 16 12:55:31 UTC 2009

2009/12/16 Alain Williams <addw at phcomp.co.uk>:
> the next thing
> is to ask them to set the reverse IP address on it so that various
> protocols (principally email) work properly.
> Their reply:
>        Unfortunately we are unable to configure customer reverse DNS for cable
>        modem Ip's.

Virgin media do set reverse DNS for all of their IPs.

For mail to "work" (see rfc 1912, which is actually optional) you need a valid forward and reverse dns pair. Virgin media do provide this.

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