Patent ID: 11947431
Assignee: DELL PRODUCTS L.P.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G

Claim 18:
19. The system of claim 16, wherein the set of IP addresses identified in the replication data configuration file comprises a set of control network IP addresses and a set of NAS server IP addresses;
wherein determining a reachability of the set of IP addresses at the primary site comprises first determining a reachability status of the set of control network IP addresses;
in response to a determination that any one or more of the control network IP addresses are reachable, determining that the primary site is not experiencing disaster;
only after determining that all of the control network IP addresses are not reachable, determining a reachability of the NAS server IP addresses;
in response to a determination that any one or more of the NAS server IP addresses are reachable, determining that the primary site is not experiencing disaster; and
only after determining that all of the NAS server IP addresses are not reachable, detecting the primary site failure.