Chapter 4 - Hardware Structure
Confidential and Proprietary Information of ZTE CORPORATION 35
3. LED Indicators
T
AB LE
4 ICS
I
ND IC A T OR S
LED Color Description Note
RUN
Green RUN indicator
Flashing slowly indicates running normally
ALM
Red Fault indicator
When it comes on, that means the
board gets faulty in hardware or
software.
MST
Green
Active/standby
state indicator
On when active, and off when standby
N-ACT
Green
Narrowband status
indicator
Flashing slowly indicates the
narrowband service is running
normally.
B-ACT
Green
Broadband status
indicator
Flashing slowly indicates the
broadband service is running normally.
DT
Green
Narrowband trunk
indicator
When it comes on, that means the 2M
trunk is running normally.
LNK1
Green
Status indicator of
uplink interface 1
Fast flashing indicates that uplink
interface 1 is running.
LNK2
Green
Status indicator of
uplink interface 2
Fast flashing indicates that uplink
interface 2 is running.
4. Panel interface
ETHERENT: 10/100M network interface, for local debugging and
maintenance
5. 5. Technical Indices
Board power consumption: 20 W
Packet Processing and Resource Board
(MPR)
1. Functions
The MPR provides VoIP and facsimile forwarding function for common
telephone subscribers connecting into IP networks. The board also
provides DTMF detection/generation, MFC detection/generation, TONE
and voice generation, CID transmitting and conference call functions,
for implementing basic call service and other value-added services.
The MPR board has several functional modules: VoIP, resource,
Ethernet switching/interface, TDM switching and CPU.
The VoIP module can transmit 120 channels of VoIPs and facsimiles.
The resource module provides DTMF detection/generation, MFC
detection/generation, TONE and tone generation, CID transmission,
conference call in 120 channels. The Ethernet switching/interface
module implements data flow access and distribution in the IP network
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