Linux-based operating system known also known as MikroTik RouterOS that runs on x86 and RouterBOARD systems.

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Add persistent route in asus router [migrated]

I'm using Asus RT-N66U router as HTTP load balancer and reverse HTTP proxy. To do it I installed Download Tools from stock firmware and nginx server. I moved router's web interface out of 80 port and ...
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27 views

traceroute weirdness (RouterOS)

Using RB1100AHX2, ROS 6.27. One direct connected IP and a /29 subnet. No NAT, No firewall, No QoS, No extra routes, No BGP or similiar. Problem From any linux machine on the /29 subnet behind the ...
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2answers
36 views

Use Mikrotik as a switch and route subnets through another router

I've got the following network configuration: Comtrend 5813 FTTH Router, connected to WAN, let's say in 192.168.50.x (being .1 router's address) and a DHCP server active, giving addresses from .150 ...
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32 views

Cannot get internet connection on ether2 of mikrotik ccr1009

I bought a new ccr1009 mikrotic router. The source(ISP) network lands on ether1. I want to configure ether2 to use DHCP for wireless users but I can't even get ether2 to connect to the internet ...
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1answer
59 views

How to make connections answer from the same gateway they entered in RouterOS?

I have a MikroTik RouterOS 6.23 device, and my network is as follows: Router | |-- bridge1_LAN (wlan1 + ether1) (192.168.0.210) -- LAN (192.168.0.0/24) | Here is where computers are. Those ...
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2answers
314 views

NAT to two different servers on the same port via hostname with Mikrotik RB2011

I have a Mikrotik RB2011 router, running RouterOS which connects to the internet via a static IP. In my lan I have two different servers, one that is on IP 192.168.89.11 and another on 192.168.89.12 ...
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31 views

dnat rule for ups web server. Which port?

In order to access a web server from the internet located on a private lan, we need to resort to the concept of dnat. My understanding is that dnat is kind of port forwarding. If someone on an ...
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104 views

(RouterOS) IPSec server can't find static policy on client connection

When trying to connect to server that have following settings: /ip ipsec peer> print 0 address=0.0.0.0/0 local-address=0.0.0.0 passive=yes port=500 auth-method=rsa-signature ...
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903 views

Mikrotik IPSec Tunnels not working after RouterOS upgrade

We upgraded our RB1100AH2x yesterday from 6.19 to 6.22 and lost our L2TP / IPSec tunnels in the process. The logs are now littered with IPSec errors stating failed to pre-process ph2 packet. In ...
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217 views

Redirect to another gateway in same subnet / route to another router in same subnet

There's this network: The computer 192.168.10.4 wants to access a VPS server which has an OpenVPN server running on it, configured to use the subnet 192.168.20.0/24. The computer's subnet also ...
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769 views

Mangling traffic from a Mikrotik Router

I have a MikroTik powered Router in the house with a couple of internet connections (2 200/10Mb Cable modems and a 100/20Mb VDSL Line). I am using Mangle rules to set routing marks and NAT rules to do ...
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901 views

Configure Reverse Proxy on MikroTik RouterOS with different web application ports

Let us say I have two dns records: a.example.com b.example.com I configured my routeros to act as a reverse web proxy for these two urls and forward the traffic to the local ip address of the server. ...
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1answer
9k views

Routing from mikrotik two IP addresses to same gateway

I have 2 static addreses (a.b.c.72/24 and a.b.c.128/24) on gateway1 and gateway2 interfaces. ISP have one gateway a.b.c.1 . I can use a.b.c.72 only on gateway1, a.b.c.128 only on gateway2. How to ...
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87 views

bgp and incomming requests

I have IP pool, 2 providers and BGP on RouterBoard. First provider is default. Second is backup. If first provider falls - outgoing connections works on second. But incoming still routed to broken ...
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2answers
6k views

MikroTik IPsec client Fortigate 'Received ESP packet with unknown SPI.'

We have a client with 6 sites using IPsec. Every now and again, possibly once a week, sometimes once a month, data just stops flowing from the remote Fortigate VPN server to the local MikroTik IPsec ...
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1answer
469 views

MikroTik beep on RDP

I am a newbie in MikroTik RouterOS. How can I add a rule or script to beep when some one tries to connect to a special port on one of interfaces? For example I need to know if someone is trying to ...
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1answer
799 views

GRE keepalive with Linux and RouterOS

I have a Linux host and couple of routerboadrs. I created a GRE tunnel, but Linux does not answer keepalive packages. Then router mark gre connection as unreachable, so I cant send to Linux host from ...
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1answer
3k views

How do I configure routing for an IPSEC tunnel between Openswan and RouterOS

I am trying to create a site-to-site VPN between a Linux router that runs openswan and shorewall (host A, serving subnet 10.10.0.0/16) and a MikroTek RouterBoard running RouterOS 6.3 (host B, serving ...
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0answers
1k views

RouterOS on Hyper-V (v3/2012) - any way to get it working?

Trying to set up a small VPN point to connect into a remote Hyper-V cluster using ROuterOS. Anyone got it working ON Hyper-V with the latest builds of RouterOS? It seems the legacy network adapter is ...
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1answer
2k views

MIKROTIK - set proxy authentication

Is it possible to set mikrotik authetication to be used for set the connection of other applications to internet using mikrotik proxy? For example connect miranda IM using mikrotik proxy server: ...
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387 views

bridge between vlans

We have a somewhat exotic setup. Some devices connected to a cisco switch must be administered by a third party and we don't want to give this third party full access to our network. There devices do ...
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2answers
899 views

Manually set IPv6 neighbor's MAC address in Mikrotik's RouterOS

I have an interesting problem. An ISP of ours started providing native IPv6 on their network. They provided us with a /56 prefix and a /126 linking segment (::1 being their endpoint and ::2 being ...
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1answer
928 views

On RouterOS, how will transparent proxying (with DNAT) affect reporting of netflows?

I have a box running Mikrotik RouterOS, which is set up to do transparent web proxying, as described here. In short, this means that I have a firewall rule for destination NAT causing any port 80 ...
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2answers
1k views

On Mikrotik RouterOS, is it possible to get Netflow information from a bridged connection?

I have a RouterOS box set up to bridge two ethernet connections. I have use-ip-firewall=yes in the bridge configuration, so that the ports go through the firewall. I've enabled netflow reporting via ...
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3answers
9k views

How do I set up RouterOS to use web proxy on another machine?

The RouterOS docs show how to transparently proxy all web traffic via the HTTP proxy built into RouterOS: /ip firewall nat add in-interface=ether1 dst-port=80 protocol=tcp action=redirect ...
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4answers
689 views

OS router distribution with very low memory footprint?

I'm looking for an os router distribution with a very low memory footprint. I want to start it in a VM to join multiple VM subnets together in a lab environment. Anything that requires that the host ...
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4answers
13k views

How to hack airport extreme to support USB 3G modem? [closed]

Has anyone out there ever tried to hack the Airport Extreme, specifically with regard to the USB port? There are many cellular routers available that provide WiFi sharing of a USB modem link. However, ...