Allied Telesis AT-AR020 PRI E1/T1 Hardware Reference Manual page 15

Hardware Reference
Table 9: Configurable links on the AT-AR026 4ETH PIC
Function
Set flow control on all Ethernet ports
4
Force 10BASE-T , 100BASE-TX
auto-negotiation on port 1
5
Force 10BASE-T , 100BASE-TX
auto-negotiation on port 2
6
Force 10BASE-T , 100BASE-TX
auto-negotiation on port 3
7
Force 10BASE-T , 100BASE-TX
auto-negotiation on port 4
4
Force full duplex , half duplex
auto-negotiation on port 1
5
Force full duplex , half duplex
auto-negotiation on port 2
6 6
Force full , half duplex , or auto-
negotiation on port 3
7
Force full duplex , half duplex
auto-negotiation on port 4
Set aggressive back-off mode in half
duplex
Set back pressure in half duplex
Set aging in MAC address look-up
table
Set a maximum limit for broadcast
frames
Drop packets if excessive collisions
occur
Enable or disable auto-negotiation
on port 1
Enable or disable auto-negotiation
on port 2
Enable or disable auto-negotiation
on port 3
Enable or disable auto-negotiation
on port 4
Set 205 buffers (maximum) per port
Set 512 buffers (maximum) per port
Set 768 buffers (maximum) per port
Set 512 buffers (adaptive) per port
C613-03023-00 REV J
1
Link Up
13 Flow control
4
, or 41 100BASE-TX
5
, or 42 100BASE-TX
6
, or 43 100BASE-TX
7
, or 30 100BASE-TX
4
, or 50 Full duplex
5
, or 51 Full duplex
52 Full duplex
7
, or 53 Full duplex
20 Aggressive back-
off
21 Back pressure
enabled
23 Addresses age out
after 5 minutes
32 Broadcast frames
are limited to a
maximum of 25%
of frames
33 Packet
transmission will
continue
regardless of
collisions
MCOL Disable auto-
negotiation
MRXD 0 Disable auto-
negotiation
MRXD 1 Disable auto-
negotiation
MRXD 2 Disable auto-
negotiation
10 & 11 NA
10 & 11 10k (link 11)
10 & 11 10k (link 10)
10 & 11 10k (link 10),
10k (link 11)
2
Down Floating
No flow control NA
10BASE-T Auto-negotiation Floating
10BASE-T Auto-negotiation Floating
10BASE-T Auto-negotiation Floating
10BASE-T Auto-negotiation Floating
Half duplex Auto-negotiation Floating
Half duplex Auto-negotiation Floating
Half duplex Auto-negotiation Floating
Half duplex Auto-negotiation Floating
Standard back-off NA
No back pressure NA
No address age out NA
No limit on NA
broadcast frames
Packets will be NA
dropped after 16
collisions
Enable auto- NA
negotiation
Enable auto- NA
negotiation
Enable auto- NA
negotiation
Enable auto- NA
negotiation
1k (link 10), 1k (link NA
11)
1k (link 10) NA
1k (link11) NA
NA NA
15
3
Default
Up
Up
Up
Up
Up
Down
Down
Down
Down
Down
NA
NA
NA
Up (link 10)
Up (link 11)