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GSS - Reverse Lookups

rajesh.perumalla
Level 1
Level 1

‎08-05-2007 09:23 PM

Hi Gilles,

This is the TCPDUMP from one of the GSS.Could you please explain the GSS behaviour i.e GSS communicating to the DNS.

10.53.234.14 - GSS1

10.53.234.13 - GSS2

10.53.220.6 - DNS

12:45:23.359512 IP 10.53.234.14.53833 > 10.53.220.6.domain: 50033+ PTR? 13.220.53.10.in-addr.arpa. (44)

12:45:23.360639 IP 10.53.220.6.domain > 10.53.234.14.53833: 50033 NXDomain 0/1/0 (114)

12:45:24.369337 IP 10.53.234.14.53833 > 10.53.220.6.domain: 7659+ PTR? 13.220.53.10.in-addr.arpa. (44)

12:45:24.370533 IP 10.53.220.6.domain > 10.53.234.14.53833: 7659 NXDomain 0/1/0 (114)

12:45:39.762310 IP 10.53.234.14.53833 > 10.53.220.6.domain: 7926+ PTR? 13.220.53.10.in-addr.arpa. (44)

12:45:39.763467 IP 10.53.220.6.domain > 10.53.234.14.53833: 7926 NXDomain 0/1/0 (114)

12:45:54.437849 IP 10.53.234.14.53833 > 10.53.220.6.domain: 4460+ PTR? 13.220.53.10.in-addr.arpa. (44)

12:45:54.438966 IP 10.53.220.6.domain > 10.53.234.14.53833: 4460 NXDomain 0/1/0 (114)

12:45:54.444475 IP 10.53.234.14.53833 > 10.53.220.6.domain: 30534+ PTR? 13.220.53.10.in-addr.arpa. (44)

12:45:54.445594 IP 10.53.220.6.domain > 10.53.234.14.53833: 30534 NXDomain 0/1/0 (114)

12:46:25.560027 IP 10.53.234.14.53833 > 10.53.220.6.domain: 13504+ PTR? 13.220.53.10.in-addr.arpa. (44)

12:46:25.561171 IP 10.53.220.6.domain > 10.53.234.14.53833: 13504 NXDomain 0/1/0 (114)

12:46:26.576920 IP 10.53.234.14.53833 > 10.53.220.6.domain: 29378+ PTR? 13.220.53.10.in-addr.arpa. (44)

12:46:26.578107 IP 10.53.220.6.domain > 10.53.234.14.53833: 29378 NXDomain 0/1/0 (114)

12:46:39.801375 IP 10.53.234.14.53833 > 10.53.220.6.domain: 34188+ PTR? 13.220.53.10.in-addr.arpa. (44)

12:46:39.802295 IP 10.53.220.6.domain > 10.53.234.14.53833: 34188 NXDomain 0/1/0 (114)

12:46:56.683399 IP 10.53.234.14.53833 > 10.53.220.6.domain: 53979+ PTR? 13.220.53.10.in-addr.arpa. (44)

12:46:56.685489 IP 10.53.220.6.domain > 10.53.234.14.53833: 53979 NXDomain 0/1/0 (114)

12:46:56.691022 IP 10.53.234.14.53833 > 10.53.220.6.domain: 13481+ PTR? 13.220.53.10.in-addr.arpa. (44)

12:46:56.692109 IP 10.53.220.6.domain > 10.53.234.14.53833: 13481 NXDomain 0/1/0 (114)

Thanks in advance

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irisrios
Level 6
Level 6

‎08-10-2007 06:48 AM

To successfully configure High Availability(HA) DNS on a GSS appliance, use the Network Registrar CLI to create a new dns-interface object, and use the public IP address and netmask of the appliance. Set the port to any port other than the standard 53; for example, 50053.

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