D-Link DGS-3120-24TC Product Manual - Page 170

xStack® DGS-3120 Series Managed Switch Web UI Reference Guide . Figure 7-18 Add ACL Profile (Packet Content ACL) The fields that can be configured are described below: Parameter Description Profile ID Select ACL Type Packet Content Enter a unique identifier number for this profile set. This value can be set from 1 to 6. Select profile based on Ethernet (MAC Address), IPv4 address, IPv6 address, or packet content. This will change the window according to the requirements for the type of profile. Select Ethernet ACL to instruct the Switch to examine the layer 2 part of each packet header. Select IPv4 ACL to instruct the Switch to examine the IPv4 address in each frame's header. Select IPv6 ACL to instruct the Switch to examine the IPv6 address in each frame's header. Select Packet Content to instruct the Switch to examine the packet content in each frame's header. Allows users to examine up to 4 specified offset_chunks within a packet at one time and specifies the frame content offset and mask. There are 4 chunk offsets and masks that can be configured. A chunk mask presents 4 bytes. 4 offset_chunks can be selected from a possible 32 predefined offset_chunks as described below: offset_chunk_1, offset_chunk_2, offset_chunk_3, offset_chunk_4. chunk0 chunk1 chunk2 ...... B126, B2, B6, ...... B127, B3, B7, B0, B4, B8, B1 B5 B9 chunk29 chunk30 chunk31 B114, B115, B116, B117 B118, B119, B120, B121 B122, B123, B124, B125 Example: offset_chunk_1 0 0xffffffff will match packet byte offset 126,127,0,1 162