D-Link xStack DGS-3420 Series Reference Manual page 208

xStack® DGS-3420 Series Layer 2 Managed Stackable Gigabit Switch Web UI Reference Guide
The fields that can be configured are described below:
Parameter Description
Profile ID (1-6) Enter a unique identifier number for this profile set. This value can be set from 1 to 6.
Select ACL Select profile based on Ethernet (MAC Address), IPv4 address, IPv6 address, or packet
Type
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.
Packet Content 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
B126,
B127,
Figure 7-18 Add ACL Profile (Packet Content ACL)
chunk1 chunk2 ......
B2, B6, ......
B3, B7,
.
chunk29 chunk30
B114, B118,
B115, B119,
198
chunk31
B122,
B123,