D-Link DGS-3427 User Manual page 146

The page shown below is the Packet Content Mask configuration window.
Figure 7- 57. CPU Interface Filtering Configuration window- Packet Content
This screen will aid the user in configuring the Switch to mask packet headers beginning with the offset value specified.
The following fields are used to configure the Packet Content Mask:
Parameter
Profile ID (1-5)
Type
Offset
Click Apply to implement changes made.
xStack DGS-3400 Series Fast Ethernet Switch
Description
Type in a unique identifier number for this profile set. This value can be set from 1
- 5.
Select profile based on Ethernet (MAC Address), IP address or packet content
mask. This will change the menu according to the requirements for the type of
profile.
Select Ethernet to instruct the Switch to examine the layer 2 part of each packet
header.
Select IP to instruct the Switch to examine the IP address in each frame's header.
Select Packet Content Mask to specify a mask to hide the content of the packet
header.
This field will instruct the Switch to mask the packet header beginning with the
offset value specified:
value (0-15) - Enter a value in hex form to mask the packet from the beginning of
the packet to the 15th byte.
value (16-31) – Enter a value in hex form to mask the packet from byte 16 to byte
31.
value (32-47) – Enter a value in hex form to mask the packet from byte 32 to byte
47.
value (48-63) – Enter a value in hex form to mask the packet from byte 48 to byte
63.
value (64-79) – Enter a value in hex form to mask the packet from byte 64 to byte
79.
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