 | | | resolving problems.... | resolving problems.... 2004-02-25 - By Mike Burger
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On Wed, 25 Feb 2004, Carlos Mora wrote:
> Mike,
>
> Thanks, I have already checked that and it is set without the nisplus.
>
> Is there a way to force all nameserver queries to use TCP?
>
> It looks like the problem is that the lookups are going out UDP. (from a
> netstat -a) but the responses are not coming back. At least not with the
> address that is being looked up. The address of the authoritative nameserver
> is what gets returned. (from tehtereal).
>
> If I issue a host www.google.com it times out. If I issue a host -T
> www.google.com it works find and returns the addresses.
>
> I am using ipchains and have a router between the machine and the cable
> modem. I have set both TCP and UDP ports 53 open in both locations.
>
> I am at a loss!
Queries are always done via UDP. Zone transfers are done via TCP. I'm
fairly sure that there's no way around that.
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Mike Burger
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