It’s sometimes a requirement to add a new high or low priority link to the existing LLT links. This can be done online without affecting any of the cluster services. There are 2 ways to do the same online (without offlining any service group). 1. Method 1 (using lltconfig) 2. Method 2 (editing /etc/llttab and restarting VCS using -force option) 1. Method 1 (using lltconfig) Add/Remove High Priority LLT link To add a high priority LLT link online (without restarting LLT) : # lltconfig … [Read more...] about How to add/remove Low/High priority LLT links in VCS online