DES-3010F/DES-3010FL/DES-3010G/DES-3018/DES-3026 Fast Ethernet Switch Manual
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IP instructs the Switch to examine the IP address in each frame's header.
Packet Content Mask instructs the Switch to examine the packet header.
Offset
This field will instruct the Switch to mask the packet header beginning with the offset
value specified:
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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.
Port
The Access Rule may be configured on a per-port basis by entering the port number
of the Switch into this field. Entering all will denote all ports on the Switch.
To view the settings of a previously correctly configured rule, click in the Access Rule Table to view the following
screen:
Figure 9- 15. CPU Interface Filtering Rule Display – Packet Content
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