PRIMECLUSTER Global Link Services Configuration and Administration Guide: Multipath Function (for Solaris(TM) Operating Environment)

B.3 Adding/Deleting the Communication Path

Since a device name of NICs and an IP address of switches to monitor are changed when a communication path is added or deleted, it is necessary to update the internal information of the Line Monitoring Daemon.

This section describes the procedure required to add and delete the communication path dynamically.

1. Adding or Deleting the Communication Path
   

   By using the Multipath common command, iompadm command, add or delete the communication path.

   Please refer to "8.2.2.3 Addition Procedure" or "8.2.2.4 Deletion Procedure" about addition or deletion of a communication path.



2. Update the configuration file
   

   Please update the "/etc/opt/FJSVmpnet/conf/switch.conf" file about the logical device name of the communication path added or deleted, and the IP address of the switch connected to the NIC. Please refer to "B.2.2 /etc/opt/FJSVmpnet/conf/switch.conf" for details.



3. Update the internal information of the Line Monitoring Daemon
   

   Please execute the following command, in order to update the internal information of the Line Monitoring Daemon to the information which procedure 2 defined.

   

   Please refer to "B.3.1 mpnetudtbl command" about the details of this command.

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B.3.1 mpnetudtbl command