AL103 Revision 1.0
Table 29: Miscellaneous Register (Register 2D)
BIT
NAME
DESCRIPTION
15~11
10
Reserved
L2DASA
Set value to 0.
Select the Algorithm for MAC Based Loading.
0: SA only.
1: SA and DA.
9
L2Fail
Trunk Link Fail Over.
0: Don’t fail-over when a trunk port fails.
1: Allow link fail-over for trunking.
8
L2MAP
Enable 2 or 3 Port MAC Based Trunking Option.
0: Disable
1: Enable
7~4
3~0
TrunkMap1
TrunkMap0
MAC Based Trunk Port Mapping for Trunk 1.
0: Non-trunk port.
1: Trunk port.
MAC Based Trunk Port Mapping for Trunk 0.
0: Non-trunk port.
1: Trunk port.
Port Trunk Port Assignment Registers (Registers 2E to 35)
The Port to Trunk Port assignment register assigns a port to a trunk for port-based load balancing
trunking. Please see example in the trunking section.
A port to trunk port work sheet is provided in Appendix II.
Table 30: Port Trunk Port Assignment Registers (Registers 2E to 35)
BIT
NAME
DESCRIPTION
15~4
3~2
Reserved
Trunk1
Should be set to 0.
Trunk Port of Trunk 1.
00: Port 4
01: Port 5
10: Port 6
11: Port 7
1~0
Trunk0
Trunk Port of Trunk 0.
00: Port 0
01: Port 1
10: Port 2
11: Port 3
9/00
Reference Only / Allayer Communications
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ABC [ ABC Taiwan Electronics Corp ]
