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OM20 Universal Outdoor Modem
Link Status: The following status is available under the Monitor Menu/Link Status Sub-Menu
when the Ethernet Data Interface is selected:
Port 1 Status: Displays the current status of LAN Port 1.
Port 2 Status: Displays the current status of LAN Port 2.
Port 3 Status: Displays the current status of LAN Port 3.
WAN Status: Displays the current status of the WAN Port.
For each of the above-listed ports, the status may take on one of the following
values/meanings.
Down: The link is down.
Unresolved: Unable to agree on connection speed.
10 Mbps Half: Connected at 10 Base-T Half Duplex.
10 Mbps Full: Connected at 10 Base-T Full Duplex.
100 Mbps Half: Connected at 100 Base-T Half Duplex.
100 Mbps Full: Connected at 100 Base-T Full Duplex.
If all four LAN Ports are down, a Tx Data Activity Minor Alarm will be generated.
If the WAN Port is down, a Tx and Rx Ethernet WAN Major Alarm will be generated.
6.4
Terminal Mode Control
The OM20 Terminal Mode Control allows the use of an external terminal or computer to monitor
and control the modem from a full screen interactive presentation operated by the modem itself.
No external software is required other than VT-100 Terminal Emulation Software (e.g.
"Procomm" for a computer when used as a terminal. The Control Port is normally used as an
RS–232 Connection to the terminal device. The RS-232 operating parameters can be set using
the modem Front Panel and stored in EEPROM for future use (refer to Section 6.4.1 for setup
and terminal screens). Refer to Section 4 (Terminal Screen Menus) of the "Remote Protocol For
The DMD20/DMD50/DMD2050/OM20" Manual (TM-117) for additional information on terminal
screen menus.
For RLLP command structure, the SNMP MIB and the Terminal Screens
reference the "Remote Protocol Manual for the (TM-117).
This specification is applicable to the DMD20, DMD20LBST, DMD50,
DMD2050, and OM20 Modems.
6.4.1 Modem Terminal Mode Control
The modem can be interactively monitored and controlled in the Terminal Mode, with a full screen
presentation of current settings and status. Programming is accomplished by selecting the item
TM116 – Rev. 1.2
Web Browser/Remote Protocol
6-63
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