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Nortel Secure Router 8012
Hardware Description
4-32 Nortel Networks Inc. Issue 5.3 (6 April 2009)
V.24 V.35
38400 bit/s 20 m 38 400 bit/s 78 m
64000 bit/s 20 m 56 000 bit/s 60 m
115200 bit/s 10 m 64 000 bit/s 50 m
— — 2 048 000 bit/s 30 m
4.9.2 Front panel
Table 4-35 shows the appearance of the synchronous serial port module.
Table 4-35 Description of the synchronous serial port module
Silkscrern Appearance of the front panel
4SAE
Table 4-36 describes the indicators of a synchronous serial port module.
Table 4-36 Description of the indicators of a synchronous serial port module
Indicator State and Significance
LINK If the indicator is ON, the link is connected. If the indicator is OFF, the
link is disconnected.
ACT If the indicator is OFF, no data is being transmitted or received. If the
indicator is flashing, data is being transmitted or received.
4.9.3 Interface attributes
Table 4-37 shows the attributes of the synchronous serial port.
Table 4-37 Attributes of the 4SAE interface module
Attribute Description
Connector type DB-28
V.24 V.35 Interface standard and
working mode
DTE and DCE DTE