How to bring mirror DB online if Principle is down?

1.	How to bring mirror DB online if Principle is down?
Answer» The Remote Procedure Call (RPC) is a system SERVICE for interprocess communication (IPC) between different PROCESSES. This can be in over on the same computer, on the LAN, or in a remote location, and it can be accessed over a WAN connection or over a VPN connection. RPC working on a dynamic range of ports and connect using any available port from the available range. There is a long list of services that depends on RPC like Telnet, DHCP, DNS, COM+, DTC, WINS, etc. You may face multiple errors when RPC is not working like Cluster name mention not found Node1 not able to COMMUNICATE to NODE 2 File Share not working MSDTC issues Etc.

Answer»

The Remote Procedure Call (RPC) is a system SERVICE for interprocess communication (IPC) between different PROCESSES. This can be in over on the same computer, on the LAN, or in a remote location, and it can be accessed over a WAN connection or over a VPN connection.

RPC working on a dynamic range of ports and connect using any available port from the available range. There is a long list of services that depends on RPC like Telnet, DHCP, DNS, COM+, DTC, WINS, etc.

You may face multiple errors when RPC is not working like

Cluster name mention not found
Node1 not able to COMMUNICATE to NODE 2
File Share not working
MSDTC issues
Etc.

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