Chapter 7: Configuring the Protocols
Perle 833IS User Guide 113
Destination Mask
This feature masks off the filter destination address and the packet destination
address by using the Boolean AND function. If the two results are equal, then the
address matches.
Protocol
The entries in this pull-down list are None, TCP, UDP, ICMP, and Other.
■If you select TCP or UDP, the Port Number section appears. Enter the
Source and Destination in the corresponding fields.
■If you select Other, make an entry in the Protocol field.
Once you have entered the correct information, click OK to save your changes.
Filter Assignment Up to 10 IP filters can be assigned to the server. The server will process these filters
from the top down, so the order may be important. To change the order of the
assigned filter, select the IP filter to move and while holding down the left mouse
button, drag the entry to the new location. See “IP Filter” on page 109 for more
details on how the filters are used.
To assign IP filters for the 833IS, click Filter Assignment. The Server Filter
Assignment window appears. The fields are as follows: