3com MSR 20 Manual Do Utilizador
SIC-1BS/SIC-2BS&SIC-1BU/SIC-2BU
55
Interface Cable
The SIC-1ADSL-I uses regular telephone cables for connection.
n
The standard equipping package for the SIC-1ADSL-I includes a regular telephone
cable, but the splitter needs a separate order.
cable, but the splitter needs a separate order.
Connecting the Interface
Cable
To connect the interface on the SIC-1ADSL-I card, you need to install a splitter.
Follow these steps:
Follow these steps:
Step 1: Plug one end of a telephone cable into the RJ-11 port on the SIC-1ADSL-I
on the router and the other end into the internal ADSL-I port on the splitter;
on the router and the other end into the internal ADSL-I port on the splitter;
Step 2: Connect an ISDN NT1 to the splitter using another telephone cable.
Step 3: Connect the external ADSL-I port on the splitter to ISDN using a third
telephone cable.
telephone cable.
Figure 50 Connect the SIC-1ADSL-I
SIC-1BS/SIC-2BS&SIC-1
BU/SIC-2BU
BU/SIC-2BU
Introduction
SIC-1BS/SIC-2BS is short for 1/2-port ISDN BRI S/T interface card, which is mainly
used to transceive and process of ISDN BRI S/T traffic flows. SIC-1BU/SIC-2BU is
short for 1/2-port ISDN BRI U interface card, which is mainly used to transceive and
process ISDN BRI U traffic flows.
used to transceive and process of ISDN BRI S/T traffic flows. SIC-1BU/SIC-2BU is
short for 1/2-port ISDN BRI U interface card, which is mainly used to transceive and
process ISDN BRI U traffic flows.
Both SIC-1BS/SIC-2BS and SIC-1BU/SIC-2BU have two working modes: dial-up and
leased line.
leased line.
Interface Attributes
The following table describes the interface attributes of SIC-1BS/SIC-2BS and
SIC-1BU/SIC-2BU.
SIC-1BU/SIC-2BU.
ACT
OFF means no data is being transmitted or
received; blinking means data is being
received or/and transmitted.
received; blinking means data is being
received or/and transmitted.
Table 28 LEDs on the SIC-1ADSL-I panel
LED Description
Ro
ute
ute
r
ISDN
Modem port
ISDN NT1 port
Line port
D
S
L
A
M
ISDN
NT1
ISDN
splitter
Ro
ute
ute
r
ISDN
Modem port
ISDN NT1 port
Line port
D
S
L
A
M
ADSL-I card
ISDN
NT1
ISDN
splitter
Ro
ute
ute
r
ISDN
Modem port
ISDN NT1 port
Line port
D
S
L
A
M
ISDN
NT1
ISDN
splitter
Ro
ute
ute
r
ISDN
Modem port
ISDN NT1 port
Line port
D
S
L
A
M
RJ-11 port
ISDN
NT1
ISDN
splitter