Question about connections to BIND and tcp 443

2012-08-22 Thread Moore, Mark A.
Good afternoon. We are currently running BIND on our RHEL 5.x servers and see connection attempts from our internal clients to the BIND on tcp 443. They are currently being block from connecting to 443 since these servers are only DNS. Is there any reason for clients to connect to tcp 443 for

Re: Question about connections to BIND and tcp 443

2012-08-22 Thread SM
At 07:38 22-08-2012, Moore, Mark A. wrote: from connecting to 443 since these servers are only DNS. Is there any reason for clients to connect to tcp 443 for any type of DNS resolution? Just want to confirm before I dig deeper into this issue. No. Regards, -sm

Re: Question about connections to BIND and tcp 443

2012-08-22 Thread Adam Tkac
On Wed, Aug 22, 2012 at 08:38:18AM -0600, Moore, Mark A. wrote: Good afternoon. We are currently running BIND on our RHEL 5.x servers and see connection attempts from our internal clients to the BIND on tcp 443. They are currently being block from connecting to 443 since these servers are

Re: Question about connections to BIND and tcp 443

2012-08-22 Thread Jan-Piet Mens
They are currently being block from connecting to 443 since these servers are only DNS. Is there any reason for clients to connect to tcp 443 for any type of DNS resolution? Sounds a bit as though your clients think the BIND box is a HTTP origin server... I'd look into what programs they're