IBM NFS/DFS Secure Gateway - Manual (Page 53)

Privilege Required
The issuer must be logged into the Gateway Server machine either as the user
whose entry in the authentication table is to be examined or as the local
superuser root.
Output
The dfsgw query command displays the following line of output if the
specified user has an entry for the specified NFS client in the authentication
table:
Mapping found, PAG is PAG
where PAG identifies the Process Activation Group (PAG) that exists for the
user. If the user does not have an entry for the NFS client in the
authentication table, the dfsgw query command displays the following line of
output instead:
No mapping found
Examples
The following command determines whether the authentication table on the
local Gateway Server machine includes an entry for the user named ludwig
from the NFS client that has network address 15.27.32.40. The user ludwig has
UID 7439. The command reports that ludwig has an entry in the table; the
PAG associated with the user is 41ffffe4.
$ dfsgw query -id 15.27.32.40:7439
Mapping found, PAG is 41ffffe4
Related Information
Commands:
dfsgw_add(8dfs)
dfsgw_delete(8dfs)
dfsgw_list(8dfs)
Chapter 5. Configuration File and Command Reference 43