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Fujitsu and Fujitsu Customer Use Only
CPRI MMF Interface
Specification
Connector
Channel
Transmission speed
Transmission capacity
Optical Fiber used
Operation Wavelength
Output Level (average)
Input Level (average)
Typical Reach
Coding Method
Synchronization
1-hop, One-way Latency
Maintenance Interface
Item
Local Maintenance
EMS Access
Connector
No. of CH
Transmission
Cable
Transmission length
Transmission Mode
MDI/MDI-X
Remote Contact Line
Housekeeping Item
Time Setting
RroadOne GX4000 Manual (R3.0) issue 1.03
Table 1.4-9 CPRI MMF Interface
CPRI specification V5.0 (2011-09-21), optical
LC duplex, 2xLC
1
2,457.6 Mbit/s
2.457.6 Mbit/s
850 nm multi-mode fiber
840 to 860 nm
-8.2 to +0.5 dBm
-13.9 to 0 dBm
20 km (maximum)
8B/10B
Slave Synchronization
< 15 μsec excluding propagation path
Table 1.4-10 Maintenance Interface for Ether
GX4000 Ether
Web server, Supervision/Log management/Configuration setting/ User
administration/File management
SNMP V2c (MIB II and Private MIB)
RJ-45
1
10BASE-T and 100BASE-TX
Category 5 UTP (Unshielded Twisted Pair)
<100 m
Auto-negotiation (10M full/100M full)
Auto MDI-X
In-band (V-LAN) both Line and
Radio sides
Supervision x3 and Control x1
Auto setting by NTP version 4
(Client) or manual setting
System Description
GX4000 CPRI
Not applicable for Line side
RFCOH for Radio side
Manual setting by local
maintenance application
1-21
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