Industrial Cellular VPN Router NR
3
00 Series
User Manual
Page 41 / 70
4.5
Network
4.5.1
Firewall
Firewall rules are security rule-sets to implement control over users, applications or network objects
in an organization. Using the firewall rule, you can create blanket or specialized traffic transit rules
based on the requirement.
Firewall->ACL
•
Default Policy
Select the “Accept” or “Drop” from the list,
the packets which are not included in the access control list
will be processed by the default filter policy.
An access control list (ACL), with respect to a computer file system, is a list
of permissions attached to an object. An ACL specifies which users or system processes are
granted access to objects, as well as what operations are allowed on given objects.