Ports!!!

Mathias Körber mathias at koerber.org
Tue Dec 5 05:06:16 UTC 2000


> Dear All,
>=20
> We have put our primary  and secondary dns server behind=20
> firewall. We have put
> another secondary dns server outside firewall, server is running=20
> fine except
> their is no zone transfer with this (third secondary) is=20
> happening. We have
> allowed in the acl and opened up port 53. Please Advise.

It would help if you=20
   a) had a look at your logs
   b) if that doesn't help post the relevant logs here

Quick guess: You only opened TCP port 53. The secondary
also needs UDP/53 open for the serial# check.

>=20
> Shabir
> http://www.cyber.net.pk
>=20
>=20
>=20
>=20
>=20
>=20
>=20




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