Mikrotik


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Mikrotik DNS Failover Script

Traditionally, a minimum of two DNS servers are used for any given computer for redundancy. The problem is that Windows computers (and others) will choose the fastest responding server and ignore the order given (primary,…




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Mikrotik 6to4 IPv6 Setup

Today we are looking at how to set up a 6to4 IPv6 tunnel. I will be using  a free service at http://www.tunnelbroker.net as the tunnel broker. Hurricane Electric provides this service along with some other very cool…




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Mikrotik Firewall Basic Settings

Out of the box, the RouterOS firewall is pretty lean on rules. The default configuration may have as few as four rules in place, three for accepting traffic (icmp, connected, and related traffic) and one…


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Mikrotik Policy-Based Routing

One of the more interesting features within the RouterOS mangle (packet marking) facility is the ability to mark packets in the pre-routing chain. With this option, we can perform what is called policy-based routing. Suppose we have…


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Basic RouterOS Traffic Queueing

In this post, we will look at a basic traffic queuing configuration. Our example network will be comprised of two subnets, one for wired computers (staff and patron) and one for wireless computers (accessed via…