[squid-users] can squid use dns server on random port(non-53)?

2018-06-26 Thread Gordon Hsiao
checked the manual it seems I can only set dnsserver with a new IP, is it possible to make squid support non-standard DNS port, e.g. 5353? Thanks, Gordon ___ squid-users mailing list squid-users@lists.squid-cache.org http://lists.squid-cache.org/listinfo

Re: [squid-users] can squid use dns server on random port(non-53)?

2018-06-26 Thread Dieter Bloms
Hello, On Tue, Jun 26, Gordon Hsiao wrote: > checked the manual it seems I can only set dnsserver with a new IP, is it > possible to make squid support non-standard DNS port, e.g. 5353? maybe you can use a dns resolver like unbound, dnscache, dnsmasq, which can be configure to listen on loc

Re: [squid-users] can squid use dns server on random port(non-53)?

2018-06-27 Thread Amos Jeffries
On 27/06/18 16:29, Dieter Bloms wrote: > Hello, > > On Tue, Jun 26, Gordon Hsiao wrote: > >> checked the manual it seems I can only set dnsserver with a new IP, is it >> possible to make squid support non-standard DNS port, e.g. 5353? Squid only contains a minimal stub resolver. It requires a re

Re: [squid-users] can squid use dns server on random port(non-53)?

2018-06-27 Thread Gordon Hsiao
Date: Thu, 28 Jun 2018 07:06:14 +1200 > From: Amos Jeffries > To: squid-users@lists.squid-cache.org > Subject: Re: [squid-users] can squid use dns server on random > port(non-53)? > Message-ID: <4563f027-a210-deeb-df82-f5a238887...@treenet.co.nz> > Content-Type: t

Re: [squid-users] can squid use dns server on random port(non-53)?

2018-06-27 Thread Benjamin E. Nichols
This is actually standard practice, it is very easy and common for administrators to configure their firewalls to redirect all 53 tcp/udp requests to a specific host to prevent those people and/or malicious applications which may be smart enough to change their dns server settings in an attempt

Re: [squid-users] can squid use dns server on random port(non-53)?

2018-06-27 Thread Amos Jeffries
On 28/06/18 09:16, Gordon Hsiao wrote:> > I agree it's a bit unusual, but adding a nameserver port option will be > nice if the changes are not intrusive. So what protocol is used on this non-53 port? How does "HTTP" sound? yes DNS-over-X is a thing these days and only port 53 has the assurance t

Re: [squid-users] can squid use dns server on random port(non-53)?

2018-06-27 Thread Alex Rousskov
On 06/27/2018 03:16 PM, Gordon Hsiao wrote: > adding a nameserver port option will be nice if the changes are not intrusive. Agreed. There are legitimate use cases for custom DNS ports. Just because somebody might misuse a custom DNS port does not mean it should not be supported (port 53 itself h