Alcatel-Lucent 1643 AMS Applications And Planning Manual page 103

Product description
A detailed description of the Ethernet features is given in chapter
Overview".
The X4IP option card supports loopbacks on outgoing Ethernet and Fast Ethernet
signals.
The following figure shows the block diagram of the X4IP option card:
Main
Board
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365-312-801R7.2
Issue 3, May 2007
SRAM
V-12/3-xV
Termination
P2
Connector
LAN
CPU
Inventory
EEPROM
Alcatel-Lucent - Proprietary
SDRAM
RMII
RMII
Ethernet
Contoller
RMII
RMII
CPU
Power
Module
See notice on first page
Chapter 11, "Ethernet
RMII 10/100 Base-T
RMII 10/100 Base-T
QUAD
PHY
RMII 10/100 Base-T
RMII 10/100 Base-T
4 4
LEDs
LEDs
Option cards
4-23