Dynalink RTA230 manual Diagnostics, Filtering by IP address

Chapter 4: Web Configuration

￿port

To keep track of the performance of IP Filter, a logging device is used which supports logging of the TCP/UDP and IP packet headers and the first 129 bytes of the packet (including headers) when a packet is successfully passed through, a packet is blocked from passing through and it matches a rule setup to look for suspicious packets

Filtering by IP address

An IP Filter can:

￿act as a Network Address Translator (NAT)

￿pass the data from the Virtual server to Internet An example for firewall setup:

This picture is the most common and easiest way to employ the firewall. Basically, you can install a packet-filtering router at the Internet gateway and then configures the filter rule in the router to block or filter protocols and addresses. The systems behind the router usually have a direct access to the Internet, however some dangerous services such as NIS and NFS are usually blocked.

For the security of your router, set the firewall is an important issue.

Diagnostics

To check the link status for the network and your computer, a diagnostic test can guide you to detect the network problem. The testing items are listed and accomplished one by one. If the previous one is failed, than the items below that failed one will be failed too. Use this diagnostic test to detect the connectivity mistakes whenever you happen to the linked problem.

47