TA2020B & IR2110B Installation Guide
4
1 Introduction
The TA2020B and IR2110B facilitate the transmission of data over ISDN networks.
The units can be configured either by using commands entered at the serial port (much
like a modem), or via the built-in Web interface. We recommend that you use the Web
interface whenever possible.
1.1 Front Panel Features
The front panel of the unit incorporates number of LED indicators depending on the model
as shown in the following illustration (IR2110B):
Status Indicators
The status indicators operate as follows:
ON
Illuminates steady red when power is applied.
LAN
On the IR2110B illuminates steady when there is a network
connection to the LAN port and flashes when data is transmitted
or received.
ISDN:
D, B1, B2
Flash when data is transmitted/received over the ISDN D, B1 or
B2 channels.
DTE 0, 1
Illuminate steady if a terminal is connected to the respective
serial port and the DTR signal is on. Flashes when data is
transmitted or received. DTE 1 is only present on the TA2020B.
