adGenAOSTdmGroupMask
1.3.6.1.4.1.664.5.53.1.5.2.1.1.4
A bitmap of the contiguous DS0s included in this TDM Group
Example: mapping DS0s 1-12:
00000000000000000000111111111111 (bin),
00000FFF (hex),
4095 (dec)
Note: To create a new row in adGenAOSTdmGroupTable,
set adGenAOSTdmGroupMask with the appropriate
index values corresponding to the desired slot,
port, and TDM group ID