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Chapter 3. Operation
3-12 TDU 120e User Manual 61202156L2
Setting up the TDU 120e to Work over an EIA-232 Connection
To set up the TDU 120e to work with T-Watch PRO over
a direct EIA-232 connection, follow these steps:
SNMP
The ADTRAN TDU 120e supports the Simple Network
Management Protocol (SNMP) through the 10BaseT or
chain in (SLIP) interface. See Appendix A, Understanding
SNMP, for more information.
To use SNMP with the TDU 120e, follow these steps:
Step Action
1
Set the Unit ID and set a passcode. See page
6-3.
2
Set the control port rate to the same setting as
the PC Com port.
3
Connect the PC Com port to the Chain-In port
on the TDU 120e using the DB-25 adapter and
modular cable provided.
4
Follow the installation instructions for T-Watch
PRO to start the program and connect to the
unit.
Step Action
1
Set the control port to either Normal (10BaseT)
or SLIP (Chain-in port).
2
Set the IP address, default gateway, and subnet
mask through the front panel.
3
Load the appropriate MIB browser into the
Network Management Station. The MIB browser
issues SNMP and sets the TDU 120e.
See the ADTRAN webpage at:
http://www.adtran.com.