- * invirt-database: pass through parameters for the "other" IP address,
- if any, to vif-invirtroute.
+ * invirt-database: handle several possible actions to take with an
+ "other" set of network parameters. Renumber a machine by swapping
+ the sets of netparams, DNAT from an old address by passing through
+ additional parameters to vif-invirtroute, and teardown an IP
+ transition by clearing all the "other" values. Also, use the
+ netmask and gateway for the VM when autoinstalling, rather than
+ parameters from the global cluster configuration.