Multi-Tech Systems MTA128NT - Manual (Page 20)

Configuration Utilities
MTA128ST/NT 20
7. The TEI (Terminal Endpoint Identifier) screen is displayed with Please select the settings you would like
for Data TEI and Voice TEI.
The TEI is a unique number assigned to the TA at subscription time. The TEI is used by the telephone
central office (CO) to identify the various TAs connected to the ISDN network. The TEI number can be
fixed (range 0 - 63) or dynamic and is assigned automatically at the CO each time the TA connects to
the ISDN interface and powers up.
Click Next when you are finished.
8. The SPID (Service Profile Identifier) North America only, is displayed with Please enter the data SPID,
voice SPID, data directory numbers, and voice directory number of your network.