Networking

Does this sound familiar? “We have multiple internet lines to our office with some spare capacity and we want to sell internet services to our local area as we know they don’t have good internet from the xDSL mainstream providers. What items do we need to put such a system …

MikroTik have just announced the details of the Cloud Core Routers. There are 2 models, both are based on a Tilera CPU, one with 16 cores and the other with 36. The 36 core model also has 4 SFP ports. Cloud Core Router CCR1036-12G-4S 36 core CPU 1.2GHz clock per …

Our next MikroTik MTCNA course is running in November from the 20th to the 22nd. Location: Claydon Country House Hotel, nr Ipswich The Course This training course will provide you with the skills to configure a MikroTik RouterOS Routerboard as a dedicated router, a bandwidth manager, a secure firewall appliance, …

The latest RouterOS stable version has been released. Of particular note are the SSTP high CPU fix, SMB shares from RouterOS can now be mounted from Linux, and the UPS monitoring over USB should be working again. What’s new in 5.21 (2012-Oct-12 08:25): route – fix dst-prefix filtering did not return …

Here are some simple steps to start using IPv6 on RouterOS. You need a provider who will allocate you an IPv6 block, this can be natively or via a 6in4 tunnel. Lets deal with the first case of a block delivered over a PPPoE connection, which would be typical for …

A common problem amongst growing WISP businesses is rapid growth. Not a problem for the bottom line obviously, but once the owners see what is happening to their network, which is one single layer 2 bridge, they see they now have a problem they hadn’t planned for in advance.   …

We have been frequently asked to control a WISPs backhaul from excessive usage by a minority of their clients, which then in turn spoil the experience for the majority. In one case, a provider had a 200Mbps leased line and it was 100% saturated with Bit Torrent and Binary UUNet …

It seems that some people didn’t like their MAC address being magically used as part of their IPv6 address, and so some bright spark created the concept of privacy addresses – see RFC3041 However sometimes we need to be able to control the behaviour, sometimes we want to enable them …

I’ve got a nice shiny Samsung Series 7 laptop with Broadcom based 802.11n wifi in it. I’m using xubuntu on it and it was working very well, but every so often I noticed that the wireless connection was running very slowly. Eventually I realised it was only happening when it …

*RouterOS v6 release candidate 1 has been released* v6 has many new features, among them: – Doubles performance for Simple Queues – New kernel and drivers – Increases multicore system performance 25% or more – Increases single core performance 10% or more – High speed configuration for filters, scripting and …