D-Link xStack Reference Manual page 329

xStack® DGS-3120 Series Layer 2 Stackable Managed Switch Web UI Reference Guide
0x806 port 1-12 permit
Step 3: create access_profile profile_id 2
profile_name 2 packet_content_mask
offset_chunk_1 3 0xFFFF
offset_chunk_2 7 0xFFFF
offset_chunk_3 8 0xFFFF0000
Step 4: config access_profile profile_id 2
add access_id 1 packet_content
offset_chunk_1 0x806 offset_chunk_2
0xA5A offset_chunk_3 0x5A5A0000
Step 5: save
correct Source MAC in the Ethernet frame can pass
through the switch.
Create access profile 2
The first chunk starts from Chunk 3 mask for Ethernet
Type. (Blue in Table 6, 13th and 14th bytes)
The second chunk starts from Chunk 7 mask for
Sender IP in ARP packet. (Green in Table 6, 29th and
30th bytes)
The third chunk starts from Chunk 8 mask for Sender
IP in ARP packet. (Brown in Table 6, 31st and 32nd
bytes)
Configure access profile 2.
The rest of the ARP packets whose Sender IP claim
they are the gateway's IP will be dropped.
Save configuration.
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