Chapter 4. Implementing data sharing 71
Member domain name
DB2 handles indoubt thread resolution for TCP/IP connections through this
name. You should register each member’s domain name (in the format
luname.location.sysplex.domainname) with the domain name server. For more
information about member domain name, see “Registering names in the domain
name server” in Chapter 4, “Communicating with data sharing groups” of DB2 for
z/OS Version 8 Data Sharing: Planning and Administration, SC18-7417.
4.1.7 Catalog alias
The catalog alias is used to indicate the ICF catalog used for DB2 VSAM data
sets such as DSNDB01, DSNDB06, the logs, and BSDS. If you do not plan to
use the BACKUP SYSTEM / RESTORE SYSTEM DB2 online utilities, you can
use the group name ...