This appendix lists the requirements for legal characters for the names and values of disaster recovery framework entities.
This appendix contains the following sections:
disaster recovery framework entity names consist of the following:
Cluster names, which must follow the naming requirements for host names
Protection group names
Custom heartbeat names
All names must comply with the following rules:
Must start with a letter
Must not exceed 255 characters
Can contain the following:
Upper and lowercase letters
Dashes (-), except as the last character of a host name or cluster name
Underscores (_), except in a host name or cluster name
For more information about host name requirements, see RFC 1123 at http://www.rfcs.org/.