Download ZyXEL LTE6100 User's Manual

Chapter 10 Firewall
Each field is described in the following table.
Table 29 Security > Firewall > Services > Add New Service Entry
LABEL
DESCRIPTION
Name
Type a descriptive name for the service.
Type
Select the protocol type (TCP, UDP or ICMP or Others) of the service.
Protocol
Number
Enter the protocol number of the service type.
Source Port,
Destination
Port
The source port defines from which port number(s) the service traffic is sent. The
destination port defines the port number(s) the destination hosts use to receive the service
traffic.
Select Single if the service uses one and only one source or destination port, then enter the
port number.
Select Multiple if the service uses two or more source or destination ports, then enter a
port range. For example, suppose you want to define the Gnutella service. Select TCP type
and enter a port range of 6345-6349.
Apply
Click Apply to save your changes.
Back
Click Back to exit this screen without saving your changes.
10.4 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 41 Security > Firewall > Access Control
Each field is described in the following table.
Table 30 Security > Firewall > Access Control
LABEL
DESCRIPTION
Rules Storage
Space usage(%)
This bar shows the percentage of the LTE Device’s space has been used. If the usage is
almost full, you may need to remove an existing filter rule before you create a new one.
Add new ACL rule
Click this to go to add a filter rule for incoming or outgoing IP traffic.
Name
This displays the name of the rule.
Src IP
This displays the source IP addresses to which this rule applies. Please note that a blank
source address is equivalent to Any.
Dst IP
This displays the destination IP addresses to which this rule applies. Please note that a
blank destination address is equivalent to Any.
Services
This displays the protocol type and a port range that define the service to which this rule
applies.
LTE6100 User’s Guide
73