ZyXEL LTE5121 User Guide - Page 129

Chapter 12 Firewall Table 48 Security > Firewall > Services > Add New Service Entry (continued) LABEL DESCRIPTION Apply Click Apply to save your changes. Back Click Back to exit this screen without saving your changes. 12.4 The Access Control Screen Click Security > Firewall > Access Control to display the following screen. This screen displays a list of the configured incoming or outgoing filtering rules. Figure 88 Security > Firewall > Access Control Each field is described in the following table. Table 49 Security > Firewall > Access Control LABEL Rules Storage Space usage Add new ACL rule Name Src IP Dst IP Services Policy Modify DESCRIPTION This bar shows the percentage of the LTE Device's space currently in use. When the space is almost full, you may need to remove an existing filter rule before you create a new one. Click this to go to add a filter rule for incoming or outgoing IP traffic. This displays the name of the rule. This displays the source IP addresses to which this rule applies. Please note that a blank source address is equivalent to Any. This displays the destination IP addresses to which this rule applies. Please note that a blank destination address is equivalent to Any. This displays the protocol type and a port range that define the service to which this rule applies. This field displays whether the rule silently discards packets (DROP), discards packets and sends a TCP reset packet or an ICMP destination-unreachable message to the sender (REJECT) or allows the passage of packets (PERMIT). Click the Edit icon to edit the rule. Click the Delete icon to delete an existing rule. Note that subsequent rules move up by one when you take this action. LTE-5121 User's Guide 129