Alcatel Speed Touch 591s, Техническое руководство пользователя, Страница: 104 / 184

10 — Configuring the T1/E1 CE port
10-6 Speed Touch 591s Technical Practices
90-8785-01 February 2001
Table 10-3 lists the T1 port parameters that can be configured.
Table 10-3 T1 port physical parameters
Notes
(1)
Not applicable when the AAL service type is configured as UDT.
(2)
Configured on individual channels on the T1 port.
Line termination
The T1 port can be configured for DS1 or DSX1 termination. DS1 is used for
off-premise applications and DSX1 termination for on-premise applications. The
default is DSX1.
When the port is configured for DS1 termination, the line build-out can be
configured to be one of the values shown in Table 10-3.
When the port is configured for DSX1 termination, the line length can be configured
to be one of the values shown in Table 10-3.
Parameter Options Default value
DS1 build out
or
DSX1 line length
0 dB, –7.5 dB, –15 dB, –22.5 dB
0 to 110 ft, 110 to 220 ft, 220 to 330 ft,
330 to 440 ft, 440 to 550 ft, 550 to 660 ft
0 dB
0 to 110 ft
Framing
(1)
D4, ESF ESF
Alarm declaration 0.1 to 30 s, in increments of 0.1 s 2.5 s
Alarm clearing 0.1 to 30 s, in increments of 0.1 s 10 s
RDI alarm clearing ON_LOF_CLEAR, ON_RESYNCH ON_LOF_CLEAR
Zero code suppression B8ZS, JB7 B8ZS
RBS
(2)
ON, OFF —