On 14 August 2014 18:48, Jake Zack <[email protected]> wrote: > In the ASR 9xxx series with IOS XR, the “ipsla” that it has available > doesn’t seem to do either TCP connections or UDP DNS queries. It seems my > only real option is to monitor for ICMP reachability and nothing else. > > Anyone have a better solution? I’ve considered throwing a wrapper around > BIND doing OSPF updates and such…but it seems unideal.
BGP sessions between the ASR 9xxxx and each DNS server in the cluster, ExaBGP running on them announcing their loopback/service /32 + /128 address(es). Health check scripts on each service to probe for service ability, retract the announcement upon failure. -- Nat https://nat.ms +44 7531 750292 _______________________________________________ dns-operations mailing list [email protected] https://lists.dns-oarc.net/mailman/listinfo/dns-operations dns-jobs mailing list https://lists.dns-oarc.net/mailman/listinfo/dns-jobs
