Are VCS commands executed on all nodes

Moved from post "vcs upgrade" as a separate issue:

When a resource is added from one vcs node with: haconf -makerw hagrp -add groupw hares -add diskgroup haconf -dump -makero Then all the above commands are executed on all vcs nodes.right?had from every vcs nodes using gab knows that now should to execute the above commands. when a new node join to an vcs then all the information regarding nodes,resource group so on are loaded into memory from the remote vcs nodes.right? tnx so much, marius