Rear Panel Connections; Supervisory Port - Verilink T1 Reference Manual

Rear Panel Connections

Supervisory Port

Indicator Description
ALARM The ALARM indicator is off (not illuminated) when no alarm
conditions exist.
The indicator lights amber to indicate an OOF alarm. (Other
alarms may also be active.)
The indicator lights red for all other alarm conditions.
POWER
The indicator lights green when power is applied to the unit.
The indicator lights amber in test modes (port looped or BERT
active).
The user-activated input control buttons on the T1 Access Router are
described in the following table.
Button Description
RESET The RESET button provides a hardware reset to the unit.
CONFIG
The CONFIG button sets the unit back to its factory default
configuration for Packet Mode operation; this is the same as a
maintenance reset. To initiate this function, you must press and hold
the CONFIG button during a power-up sequence.*
*The CONFIG button must be held until the MODE LED lights amber and remains illuminated for the
default configuration to take effect.
The rear panel of the T1 Access Router has four connectors −
,
SUPERVISORY PORT
below.
Figure 1.2 T1 Access Router Rear Panel
The following paragraphs describe the T1 Access Router connectors.
The
SUPERVISORY PORT
connector configured for 8 bits, no parity, and 1 stop bit. Bit rates are
configured through the Web server (see Supervisory on page 3-13) or VT100
interface. The Supervisory port speed can be set to 1200, 2400, 4800, 9600,
19200, 38400, 57600, 115200 bps. The initial default rate of the Supervisory
port is 19200 bps.
On power-up, the Supervisory port sends out diagnostic messages at the bit
rate of 115.2 kbps until the Supervisory service acquires the Supervisory port.
, and
10/100 ETHERNET
on the T1 Access Router is a DB-9 female DCE
A b o u t t h e T 1 A c c e s s R o u t e r
POWER
− as shown in Figure 1.2
NET
,
1-7