AudioCodes Mediant 1000B, Руководство по установке оборудования

Страница: 38 / 70

Hardware Installation Manual 38 Document #: LTRT-40881
Mediant 1000B MSBR
5.2.3 SHDSL WAN Cabling
The CRMX-SD module provides a WAN connection through an SHDSL interface port. The
SHDSL port has four wire-pairs, supporting up to four SHDSL ports on a single physical
RJ-45 connector. The specifications of the SHDSL interface are listed below:

Conforms to ITU G.991.2 Annexes A, B, E, F and G SHDSL

Up to 5,696 Kbps over a single wire pair

Up to 22,784 Kbps over four wire pairs bonding, according to SHDSL.bis (ITU G.991.2
Annexes F, G)

EFM and ATM support

Wetting current support on the CPE side, according to G991.2

Supports both Central Office (CO) and CPE (wetting current on CO - excluded)

TC-PAM 16/32 Line Code
An RJ-45 cable connector with the following pinouts is used:
Table 5-1: RJ-45 Connector Pinouts for SHDSL
Pin Function
4 CH0-TIP
5
CH0-RING
1 CH1-TIP
2 CH1-RING
3 CH2-TIP
6 CH2-RING
7 CH3-TIP
8 CH3-RING
Warning: Do NOT use an RJ-11 connector for SHDSL cabling; use only an RJ-45
connector as instructed in the below procedure.

To connect the SHDSL WAN port to an SHDSL access point:
1. Connect an RJ-45 SHDSL cable to the device’s SHDSL WAN port (labeled SHDSL
WAN ).
Figure 5-5: Connecting the SHDSL WAN Port
2. Connect the other end of the cable to the access point.