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VITRIKO
Mobile Data Experts
1. CONFIGURATION OVER WEB BROWSER
Item
Description
Source
IP address from which access to the router is allowed
Protocol
Specifies protocol for remote access:
•
all
– access is enabled for all protocols
•
TCP
– access is enabled for TCP protocol
•
UDP
– access is enabled for UDP protocol
•
ICMP
– access is enabled for ICMP protocol
Target Port
The port number on which access to the router is allowed
Action
Type of action:
•
allow
– access is allowed
•
deny
– access is denied
Table 31: Filtering of incoming packets
The following part of the configuration form defines the forwarding policy. If
Enabled filter-
ing of forwarded packets
item is not checked, packets are automatically accepted. If this item
is checked and incoming packet is addressed to another network interface, it will go to the
FORWARD chain. In case that the FORWARD chain accepted this packet (there is a rule for
its forwarding), it will be sent out. If the forwarding rule does not exist, packet will be dropped.
Then there is a table for defining the rules. It is possible to allow all traffic within the
selected protocol (rule specifies only protocol) or create stricter rules by specifying items for
source IP address, destination IP address and port.
Item
Description
Source
IP address of source device
Destination
IP address of destination device
Protocol
Specifies protocol for remote access:
•
all
– access is enabled for all protocols
•
TCP
– access is enabled for TCP protocol
•
UDP
– access is enabled for UDP protocol
•
ICMP
– access is enabled for ICMP protocol
Target Port
The port number on which access to the router is allowed
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