42 / 111 page

IP175C/IP175C LF/IP175CH/IP175CH LF
Data Sheet
2.7
SMART MAC
IP175C/IP175CH supports SMART MAC function to solve locked Card’s ID issue. The SMART MAC
function can be configured to 4LAN+1WAN, 3LAN+2WAN, 2LAN+3WAN or 1LAN+4WAN. The following
example illustrates the behavior of IP175C/IP175CH SMART MAC function for 4LAN + 1WAN.
2.7.1
System configuration
The system configuration and its register programming are shown in the following diagram and table.
MII0
PHY0
CPU
WAN port
4 LAN ports
MAC5
MAC0
PHY1
MAC1
PHY2
MAC2
PHY3
MAC3
PHY4
MAC4
tag
untag
PVID
--
v
1
tag
untag
PVID
--
v
2
tag
untag
PVID
v
--
1,2
Mar 09, 2007
42/111
Copyright © 2004, IC Plus Corp.
IP175C/IP175CH-DS-R14