ZyXEL EX5510-B0 User Guide - Page 201
Access Control
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Chapter 16 Firewall Figure 122 Protocol Entry: Add New/Edit The following table describes the labels in this screen. Table 79 Security > Firewall > Protocol: Add/Edit LABEL DESCRIPTION Service Name Enter a unique name (up to 32 printable English keyboard characters, including spaces) for your customized port. Description Enter a description for your customized port. Protocol Choose the IP protocol (TCP, UDP, ICMP, ICMPv6, or Other) that defines your customized port from the drop-down list box. Select Other to be able to enter a protocol number. Protocol Number This field is displayed if you select Other as the protocol. Enter the protocol number of your customized port. 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. Cancel Click Cancel to exit this screen without saving any changes. OK Click OK to save your changes. 16.4 Access Control Click Security > Firewall > Access Control to display the following screen. An Access Control List (ACL) rule is a manually-defined rule that can accept, reject, or drop incoming or outgoing packets from your network. This screen displays a list of the configured incoming or outgoing filtering rules. EX5510-B0 User's Guide 201