ZyXEL Communications Prestige 202H Series, Руководство пользователя

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Prestige 202H User’s Guide
Customized Services 16-3
The next table describes the fields in this screen.
Table 16-2 Creating/Editing A Custom Port
FIELD DESCRIPTION EXAMPLE
Service Name Enter a unique name for your custom port.
Service Type Choose the IP port ( TCP , UDP or TCP/UDP ) that defines your
customized port from the drop down list box.
TCP/UDP
Port Configuration
Type Click
Single to specify one port only or Range to specify a span
of ports that define your customized service.
Single
Range
Port Number Enter a single port number or the range of port numbers that
define your customized service.
Click Back to return to the previous screen. When you have finished, click Apply to save your customized
settings and exit this screen, Cancel to return to the previously saved settings, Delete to remove this
customized service. Click the Help icon for field descriptions.
16.3 Example Firewall Rule
The following are some Internet firewall rule examples that allow DHCP negotiation between the ISP and the
Prestige and allow a syslog connection from the Internet. Follow the procedure shown next to first configure
a custom port.
Step 1. Click Rule Summary under Internet to Local Network Set .
Step 2. Click a rule number to open the edit rule screen.
Step 3.
Click Any in the Source Address box and then click ScrDelete .
Step 4. Click ScrAdd to open the Rule IP Config screen. Configure it as follows and click Apply .