Chapter 20 Firewall
VMG/EMG/AM/DM/GM Series User’s Guide
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20.4.1 Add Customized Service
Add a customized rule or edit an existing rule by specifying the protocol and the port numbers. Click
Add New Protocol Entry in the Protocol screen to display the following screen.
Figure 196 Security > Firewall > Protocol: Add New Protocol Entry
The following table describes the labels in this screen.
Ports/Protocol Number This shows the port number or range and the IP protocol (TCP or UDP) that defines
your customized service.
Modify Click this to edit a customized service.
Table 110 Security > Firewall > Protocol (continued)
LABEL DESCRIPTION
Table 111 Security > Firewall > Protocol: Add New Protocol Entry
LABEL DESCRIPTION
Service Name Enter a descriptive name for your customized service. You can use up to 16 printable
characters except [ " ], [ ` ], [ ' ], [ < ], [ > ], [ ^ ], [ $ ], [ | ], [ & ], or [ ; ]. Spaces are allowed.
Description Enter a description for your customized service. You can use up to 16 printable characters
except [ " ], [ ` ], [ ' ], [ < ], [ > ], [ ^ ], [ $ ], [ | ], [ & ], or [ ; ]. Spaces are allowed.
Protocol Select the protocol (TCP, UDP, ICMP, ICMPv6, or Other) that defines your customized port from
the drop down list box.
Protocol Number Enter a single port number or the range of port numbers (0 – 255) that define your customized
service.
Source Port This field is displayed if you select either the TCP or UDP protocol. You may set it to Any, Single, or
Range and enter the Port Number or range of Port Numbers for your source port.
Destination Port This field is displayed if you select either the TCP or UDP protocol. You may set it to Any, Single, or
Range and enter the Port Number or range of Port Numbers for your destination port.
ICMPv6type This field is displayed if you select the ICMPv6 protocol. From the drop-down menu, select which
type value you would like to use.
OK Click this to save your changes.
Cancel Click this to exit this screen without saving.
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