netbackup name resolutions issues

STATUS CODE 6: Veritas NetBackup (tm) for Oracle database backups fail with a NetBackup Status Code 6 (the backup failed to back up the requested files), and the RMAN log shows an ORA-2702


bpclntcmd -self -- This returns who the client believes it is
bpclntcmd -pn -- This returns who the client believes the master is, and what the master says the client is
bpclntcmd -hn -- This returns the IP address is associated with the master server, using gethostbyname()
bpclntcmd -hn -- This returns the IP address is associated with the client server, using gethostbyname()

bpclntcmd -ip -- This returns the hostname associated with the master server's IP address, using gethostbyaddr()

bpclntcmd -ip -- This returns the hostname associated with the client server's IP address, using gethostbyaddr()

All names and IP addresses should match