Re: a question on bind cache

2010-01-15 Thread Kevin Darcy
sed load-balancing/failover, although it's a little out-of-date now: http://www.tenereillo.com/GSLBPageOfShame.htm - Kevin Tech W. wrote: - Original Message From: Alan Clegg To: bind-users@lists.isc.org Sent: Fri, 15 January, 2010 11:37:58 AM Subject: Re: a question on bind cac

Re: a question on bind cache

2010-01-14 Thread KyuMin Choi
. 2010/1/15 Tech W. > > > > > - Original Message > > From: Alan Clegg > > To: bind-users@lists.isc.org > > Sent: Fri, 15 January, 2010 11:37:58 AM > > Subject: Re: a question on bind cache > > > > > You could monitor your services a

Re: a question on bind cache

2010-01-14 Thread Tech W.
- Original Message > From: Alan Clegg > To: bind-users@lists.isc.org > Sent: Fri, 15 January, 2010 11:37:58 AM > Subject: Re: a question on bind cache > > You could monitor your services and then use dynamic DNS to change > resource records based on the resu

Re: a question on bind cache

2010-01-14 Thread Alan Clegg
>> http://lmgtfy.com/?q=content+distribution+network > Thanks, I know something about CDN. > But I also want to know if it's possible to let DNS handle this? BIND itself does not "do" this. You could monitor your services and then use dynamic DNS to change resource records based on the results,

Re: a question on bind cache

2010-01-14 Thread Chris Buxton
On Jan 14, 2010, at 9:53 PM, Tech W. wrote: > - Original Message >> From: Kevin Darcy >> To: bind-users@lists.isc.org >> Sent: Thu, 14 January, 2010 11:42:32 PM >> Subject: Re: a question on bind cache >> >> The highest incentive, and the optimal s

Re: a question on bind cache

2010-01-14 Thread Tech W.
- Original Message > From: Kevin Darcy > To: bind-users@lists.isc.org > Sent: Thu, 14 January, 2010 11:42:32 PM > Subject: Re: a question on bind cache > > The highest incentive, and the optimal strategy, is for content *owners* > to manage this, not *

Re: a question on bind cache

2010-01-14 Thread Kevin Darcy
The highest incentive, and the optimal strategy, is for content *owners* to manage this, not *consumers*. http://lmgtfy.com/?q=content+distribution+network - Kevin Tech W. wrote: Hello, We have been facing this problem, sometime the original server was down, but Bind didn't know it, and sti

Re: a question on bind cache

2010-01-14 Thread Alan Clegg
Tech W. wrote: > So, do you think is there a resolving way for Bind which can > implement the features: > > 1. check the popular domains' original IPs (like google's, yahoo's, > aol's etc), and exclude the dead IPs from its cache. > 2. for the popular domains, testing the access speed to each of

a question on bind cache

2010-01-14 Thread Tech W.
Hello, We have been facing this problem, sometime the original server was down, but Bind didn't know it, and still answered clients with the dead IP. Or sometime an external domain name has two or more IPs, accessing to part of them is fast, but accessing to another part is slow. So, do you thi