Re: cache dead records

2009-10-23 Thread Barry Margolin
In article , net...@royal.net wrote: > Hello, > > We are using bind9 for DNS Cache. > What the problem is, sometime the IP address for a domain is dead, but > Bind won't know, and still responds the dead IP to clients, after that > clients access the sites failed. > So is there a way to do hea

RE: cache dead records

2009-10-23 Thread Todd Snyder
Look at something like an F5 GTM ... it can do health checks on pools and respond with only available/geographically close/etc ips... http://www.f5.com/products/big-ip/product-modules/global-traffic-manager .html More than likely far too big for what you're looking for, but service availability

Re: cache dead records

2009-10-22 Thread Matus UHLAR - fantomas
On 22.10.09 23:45, net...@royal.net wrote: > We are using bind9 for DNS Cache. > What the problem is, sometime the IP address for a domain is dead, but > Bind won't know, and still responds the dead IP to clients, after that > clients access the sites failed. > So is there a way to do health ch

Re: cache dead records

2009-10-22 Thread Alan Clegg
On Oct 23, 2009, at 5:45, net...@royal.net wrote: We are using bind9 for DNS Cache. What the problem is, sometime the IP address for a domain is dead, but Bind won't know, and still responds the dead IP to clients, after that clients access the sites failed. So is there a way to do health ch