xStack® DES-3200 Series Layer 2 Managed Fast Ethernet Switch
167
Figure 7-42 Add CPU Access Rule (Packet Content ACL)
The fields that can be configured are described below:
Parameter Description
Access ID (1-100) Type in a unique identifier number for this access. This value can be set from 1 to 100.
Auto Assign – Select this check box will instruct the Switch to automatically assign an
Access ID for the rule being created.
Offset
This field will instruct the Switch to mask the packet header beginning with the offset
value specified:
Offset 0-15 - Enter a value in hex form to mask the packet from the beginning of the
packet to the 15th byte.
Offset 16-31 - Enter a value in hex form to mask the packet from byte 16 to byte 31.
Offset 32-47 - Enter a value in hex form to mask the packet from byte 32 to byte 47.
Offset 48-63 - Enter a value in hex form to mask the packet from byte 48 to byte 63.
Offset 64-79 - Enter a value in hex form to mask the packet from byte 64 to byte 79.
Action Select Permit to specify that the packets that match the access profile are forwarded by
the Switch, according to any additional rule added (see below).
Select Deny to specify that the packets that match the access profile are not forwarded
by the Switch and will be filtered.
Time Range Name
Tick the check box and enter the name of the Time Range settings that has been
previously configured in the Time Range Settings window. This will set specific times
when this access rule will be implemented on the Switch.
Ticking the All Ports check box will denote all ports on the Switch.
Click the Apply button to accept the changes made.
Click the <<Back button to discard the changes made and return to the previous page.
After clicking the Show Details button in the CPU Access Rule List, the following page will appear: