59 / 93 page

IP178C/IP178C LF/IP178CH/IP178CH LF
Datasheet
59/93
June 21, 2007
Copyright © 2004, IC Plus Corp.
IP178Cx-DS-R12
PHY
MII
ROM
R/W
Description
Default
30
1[5]
2[5]
MLT3_DET
Ability for detecting MLT3 (for 10 Mbps switch to 100 Mbps)
0: disable MLT3 detection ability (default)
1: enable MLT3 detection ability.
P(0)
AGING. Aging time of address table selection
An address tag in hashing table will be removed if this
function is turned on and its aging timer expires.
Aging time
note
00
no aging
01
30s
10
300s
default
30
1[3:2]
2[3:2]
11
reserved
P(1,0)
30
1[1]
2[1]
MODBCK. Turn on modified back off algorithm
The maximum back off period is limited to 8-slot time if this
function is turned on.
1: turn on, 0: turn off
P(1)
30
1[0]
2[0]
Drop extra long packet
Max forwarded packet length
0: 1536 bytes (default)
1: 1552 bytes
P(0)