Bug#519774: libc6: causes many programs not to be able to resolve dns addresses

2009-03-17 Thread Florian Weimer
* Mark Kamichoff: > Hi - > >> The problem is that the DNS server of your ISP does not conform to the >> RFC and only answer to the query with a void answer. It never >> answer to the A query, so the glibc resolver can only conclude the >> whole query has no answer. > > Just a thought, many D

Bug#519774: libc6: causes many programs not to be able to resolve dns addresses

2009-03-16 Thread Aurelien Jarno
Mark Kamichoff a écrit : > On Mon, Mar 16, 2009 at 05:16:13PM +0100, Aurelien Jarno wrote: >> I don't think this behaviour is allowed by the RFC. Then the problem >> is in the firewall and not the DNS, but the result is exactly the same >> for the user. > > Correct, I'm just moving the finger poin

Bug#519774: libc6: causes many programs not to be able to resolve dns addresses

2009-03-16 Thread Mark Kamichoff
On Mon, Mar 16, 2009 at 05:16:13PM +0100, Aurelien Jarno wrote: > I don't think this behaviour is allowed by the RFC. Then the problem > is in the firewall and not the DNS, but the result is exactly the same > for the user. Correct, I'm just moving the finger pointing to the firewall instead of th

Bug#519774: libc6: causes many programs not to be able to resolve dns addresses

2009-03-16 Thread Aurelien Jarno
Mark Kamichoff a écrit : > Hi - > >> The problem is that the DNS server of your ISP does not conform to the >> RFC and only answer to the query with a void answer. It never >> answer to the A query, so the glibc resolver can only conclude the >> whole query has no answer. > > Just a thought

Bug#519774: libc6: causes many programs not to be able to resolve dns addresses

2009-03-16 Thread Mark Kamichoff
Hi - > The problem is that the DNS server of your ISP does not conform to the > RFC and only answer to the query with a void answer. It never > answer to the A query, so the glibc resolver can only conclude the > whole query has no answer. Just a thought, many DNS ALGs on firewalls (eg, Jun

Bug#519774: libc6: causes many programs not to be able to resolve dns addresses

2009-03-15 Thread Aurelien Jarno
forcemerge 516218 519774 thanks On Sun, Mar 15, 2009 at 07:20:42AM +0100, Petr Vandrovec wrote: > Hello, > it seems that DNS resolver is grossly confused, and sends > two DNS requests on same socket back to back (strace below is > from 'lynx http://www.jeep.com'). In first one DNS server > resp

Bug#519774: libc6: causes many programs not to be able to resolve dns addresses

2009-03-14 Thread Petr Vandrovec
Hello, it seems that DNS resolver is grossly confused, and sends two DNS requests on same socket back to back (strace below is from 'lynx http://www.jeep.com'). In first one DNS server responded only to second packet sent by resolver, and resolve failed (after that mdns was tried, and eventually

Bug#519774: libc6: causes many programs not to be able to resolve dns addresses

2009-03-14 Thread James Fisher
Package: libc6 Version: 2.9-4 Severity: grave Justification: renders package unusable This problem is with libc6 2.9-4, althogh my system shows below it's using 2.7-18. I downgraded to avoid the problem. After upgrading to 2.9-4 most programs on my system are no longer able to resolve dns addr