TP-Link T2600G-18TSTL-SG3216 T2600G-18TSUN V1 Configuration Guide - Page 712

Configuring ACL ACL Configuration Choose the menu ACL > ACL Config > Packet Content ACL to load the following page. Figure 2-9 Creating the Packet Content ACL Rule Follow these steps to create the Packet Content ACL: 1) In Packet Content Offset Profile section, enter the offset of a chunk, all the 4 chunks must be set at the same time. Chunk Offset Enter the offset of a chunk, all the 4 chunks must be set at the same time. Offset 31 matches the 1, 2, 127, 128 bytes of the packet, offset 0 matches the 3,4,5,6 bytes of the packet, and so on, for the rest of the offset value. 2) In Create Packet Content section, select a Packet Content ACL from the drop-down list, enter a Rule ID, specify the operation for the rule, and define the rule's packet-matching criteria. ACL ID Select a Packet Content ACL from the drop-down list. Rule ID Enter an ID number to identify the rule. It should not be the same as any existing Packet Content ACL Rule IDs. Operation Select an action to be taken when a packet matches the rule. Permit: To forward the matched packets. Deny: To discard the matched packets. Chunk0-Chunk3 Specify the EtherType to be matched using 4 hexadecimal numbers. Configuration Guide 682