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keale's avatar
keale
Star
May 07, 2021
Solved

BR200: How to block WAN completely except for some IP addresses?

We have an isolated LAN in our lab. We want to use BR200 as a gateway for a pair of special IPs and services (https and ssh). Other LAN WAN traffic should be blocked.

 

How can I configure this via the web interface for BR200? On our very old router ProSave FVS338, under LAN WAN Rules there is an option Default Ouboond Policy: Block Always.

I have not found anything comparable for BR200.

 

  • keale's avatar
    keale
    May 17, 2021

    Dear antinode,

    I apologise for my silence due to an illness. Now I was able to test the RB200 extensively. Well, the device gives me a very buggy impression. For example, the instructions in the firewall traffic rules are sporadically not accepted and to be sure, you have to reboot the router...

    I could of course block most services, 1-21, 23-442, etc. but that does not prevent e.g. an https page from being opened on an not desired server.

     

    I achieved wished result via settings in the firewall traffic rules.

    One has to keep in mind that the order of the rule is important.

    So one must first allow the IPs that one wants
    1. IP for WIKI ACCEPT
    2. IP for GITLAB ACCEPT
    3. IP for Timeserver ACCEPT

    After what its possible to block the rest

    4. ALL IPs DROP

     

    Thank You for help and best wishes!

2 Replies

  • > [...] Other LAN WAN traffic should be blocked.

     

       Inbound connecations are blocked by default.  Don't run software
    which makes outbound connections?

     

    > I have not found anything comparable for BR200.

     

       I've never touched a BR200, and the User Manual is far from
    comprehensive, so I know nothing, but what's wrong with the usual
    ADVANCED > Security > Block Services stuff, with a rule for ports
    1-65535?

     

       Visit http://netgear.com/support , put in your model number, and look
    for Documentation.  Get the User Manual (at least).  Read.  Look for
    "Block specific services and applications from the Internet"?

    • keale's avatar
      keale
      Star

      Dear antinode,

      I apologise for my silence due to an illness. Now I was able to test the RB200 extensively. Well, the device gives me a very buggy impression. For example, the instructions in the firewall traffic rules are sporadically not accepted and to be sure, you have to reboot the router...

      I could of course block most services, 1-21, 23-442, etc. but that does not prevent e.g. an https page from being opened on an not desired server.

       

      I achieved wished result via settings in the firewall traffic rules.

      One has to keep in mind that the order of the rule is important.

      So one must first allow the IPs that one wants
      1. IP for WIKI ACCEPT
      2. IP for GITLAB ACCEPT
      3. IP for Timeserver ACCEPT

      After what its possible to block the rest

      4. ALL IPs DROP

       

      Thank You for help and best wishes!