MikroTik


Multicast Address Space – Local Network Control Block

Local Network Control Block (224.0.0.0 – 224.0.0.255 (224.0.0/24)) Address(es) Description 224.0.0.0 Base Address (Reserved) 224.0.0.1 All Systems on this Subnet 224.0.0.2 All Routers on this Subnet 224.0.0.3 Unassigned 224.0.0.4 DVMRP Routers 224.0.0.5 OSPFIGP OSPFIGP All Routers 224.0.0.6 OSPFIGP OSPFIGP Designated Routers 224.0.0.7 ST Routers 224.0.0.8 ST Hosts 224.0.0.9 RIP2 Routers […]


Multicast Address Space (Large Block Assignments as per RFC 5771)

Large Block Assignments as per RFC 5771 Address Range Size Designation General Description 224.0.0.0 – 224.0.0.255 (/24) Local Network Control Block Protocol control traffic that is not forwarded off link (local network only.) 224.0.1.0 – 224.0.1.255 (/24) Internetwork Control Block Used for protocol control traffic that MAY be forwarded through […]


Packet Capture Checklist

Packet Capture Checklist (in .PDF) The packets in this checklist can all be generated using just RouterOS. If you don’t have any MikroTik routers handy, you can create Cloud Hosted Routers (MikroTik routers in a virtual environment) for free. Turn collecting packet captures into a game. Encourage your co-workers and […]


Routing Fantasy – Easy To Use Route Simulator

Routing Fantasy Easy To Use Route Simulator RouterOSv7 includes Routing Fantasy which is a route simulator you can use in a variety of ways. Here are just a few of the uses: Route generation for hardware performance testing. (i.e. How well does this product handles large routing tables as far […]


ROSv6 – OSPFv2 Quick Refrence Guide

Click here to download this page as a PDF   Link State Routing Protocol Uses Dijkstra’s SPF Algorithm (Shortest Path First) Uses IP Protocol #89 Primary RFC = RFC 2328 (IPv4) IP headers are set to a TTL of 1 to ensure only 1 hop Default cost of all links […]


ROSv6/7 Routing Flags

ROSv6/7 Routing Flags ** This list is still being updated ** Flags Meaning ROSv6 ROSv7 Comments A Active X X Route is available for use in the FIB (Forwarding Information Base) S Static X X Route Added Statically C Connected X X Connected Route (i.e. Router has a corresponding IP […]


ROSv7 – BGP Basic Configuration – eBGP Peering to Advertise Subnets

Introduction This tutorial will explain how to use ROSv7 to peer with your upstream provider for the purpose of advertising subnets out to the rest of the world. I’ll include the configuration of the Upstream Router and the Downstream Router in CLI format so that it can just be copied […]


ROSv7 – OSPF Basic Configuration

ROSv7 – OSPF Basic Configuration Introduction In ROSv7 there are both significant improvements and significant changes in the syntax to get OSPF working. For example, OSPF IPv4 and IPv6 are now both configured in the same place (this tutorial will focus on IPv4). This tutorial is using a small WISP […]


RFC Identify Microsoft Updates

The text file version is located here: RFC_Identify_Microsoft_Updates This script identifies Microsoft update servers so that they can be rate limited, paused, or blocked. The final action is not built out. ################################################################################################### # Rick Frey Consulting Identify Microsoft Updates # ######################################################################################################### # Author: Rick Frey # # email: rickfrey1000@gmail.com # […]