Raisecom
RC3000-15 (P100R001) Hardware Description
4 DXC cards
Raisecom Proprietary and Confidential
Copyright © Raisecom Technology Co., Ltd.
30
4.2 DXC (E.30 and E.40)
4.2.1 Functions and appearance
Panel
Function
The DXC card is used for network management and cross connection.
It provides the following functions:
Communicate with the Network Management System (NMS) and be
managed by the NMS.
Manage the RC3000-15 and its connected remote devices.
Provide cross connection and signaling processing.
Provide the Console interface, SNMP interface, extended network
management interface (NM-EXT interface), and on/off value
input/output interface (ALMI/ALMO interface).
Provide 2 MHz or 2 Mbit/s clock interface.
Support clock phase-locked loop.
Provide E1 network management channel.
Support VCC network management channel. E.40 supports 64 ways
of VCCs. E.30 supports 8 ways of VCCs. The maximum bandwidth
of each VCC is 32×64 kbit/s.
Support monitoring and managing the RC3000-15 by the NMS
through the SNMP interface and NM-EXT interface (extended
SNMP interface).
Support online system software upgrade for Central Office (CO)
devices and remote devices.
Support 1+1 hot backup.
Support hot swapping.
Compared with the DXC (E.20), the DXC (E.30 and E.40) has
the following changes.
When being inserted into the new chassis (E.30 chassis) or
old chassis (E.20 chassis), it supports inter-card E1 channel
protection.
When being inserted into the new chassis, it supports STM1
(A) card and STM1 (B) card.
When being inserted into the old chassis, it supports all
functions of the DXC (E.20).
When being inserted into the old chassis, it does not support
the STM1 (B) card, which will be prompted by the NMS or
CLI.