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We’re now a CLEC in the USA!

By Simon Woodhead TL;DR We’re now registered as an infrastructure-based CLEC in the United States. This gives us many powers in law to build out infrastructure and interconnect with incumbents on Regulated terms! We know of no other UK operator that has done this. The…

Cluecon 2017 – Anycast in SIP Architectures

As you know we presented at Cluecon in Chicago last week. Below is our very low quality bootleg recording! We’ll replace it with the high quality official version as soon as possible.  

Vulnerability in WiFi WPA2 (and VoIP encryption)

When people say that ‘encryption is pointless‘ with regards to VoIP calls, isn’t it a good job that they’re only ever using VoIP in a closed, secure network that already has encryption baked in; like WiFi perhaps. Whilst this argument has no basis on almost…

Wholesale rates update (2017-10-18)

We will be updating our Managed A-Z Termination rates and codes on October 18th 2017. Rate files Our rates can be downloaded below. Please see our new website to understand our different service levels. You can check (and change) your current service level in the “Commercial” tab of the portal. PACKAGE…

API

Securing your API requests

Securing your API requests

For many years our API documentation has included the following note; PLEASE USE HTTPS (SSL) The API server will (currently) respond in…

CLIs and Billing Reconciliation

by Ross McKillop Some of you may think I rant…

Introducing the New Simwood Portal

We’ve really appreciated all the positive feedback of our new…

Trunk Balances, Porting and other API Improvements

We’ve just released the latest version of our API Documentation,…

Commercial

Wholesale rates update (2017-10-18)

Wholesale rates update (2017-10-18)

We will be updating our Managed A-Z Termination rates and codes on October 18th 2017. Rate files Our rates can be downloaded below. Please see…

End-user connectivity from Simwood

Regular readers will know the lengths we’ve gone to maximise…

See you at Astricon 2017

We’ll be at Astricon again next week, speaking as usual,…

We’ve Moved!

Thanks to the amazing work of our team, our move…

Intelligent Solutions

Vulnerability in WiFi WPA2 (and VoIP encryption)

Vulnerability in WiFi WPA2 (and VoIP encryption)

When people say that ‘encryption is pointless‘ with regards to VoIP calls, isn’t it a good job that they’re only ever using…

End-user connectivity from Simwood

Regular readers will know the lengths we’ve gone to maximise…

CommCon 2018

By Simon Woodhead We’re delighted to confirm we’re the first…

New stack update

We’re seeing broadly 10% of traffic using our UK beta…

IP Network

End-user connectivity from Simwood

End-user connectivity from Simwood

Regular readers will know the lengths we’ve gone to maximise the performance and uptime of our network. We operate nationally, and deploy…

Hello New York! And San Jose!

We’re delighted to welcome New York and San Jose to…

Direct Connect from 170+ data centres (or the cloud)

We’ve been on a bit of a mission recently to…

New IP Addresses

As part of continued improvements to our network we are…

Regulation

GC4 999 Fees and Services

GC4 999 Fees and Services

If you’re operating a PECS or PECN service in the UK you must comply with the General Conditions. One of these is…

Unbundled Tariff Numbers

Non-Geographic Numbers The UK National Numbering Plan has a huge…

Re-monopolisation through the Secret Club

By Simon Woodhead What follows is a matter of opinion…

Barfy Trump’s Deckchairs and Phone Books (entirely unrelated)

Picture the scene: Barfy Trump has always rented deckchairs, on…

Security

Simwood Help Centre

Simwood Help Centre

We are pleased to announce the launch of a brand new Simwood Help Centre for our customers. The new Simwood Help Centre…

Security Posture

By Simon Woodhead Over the bank holiday we performed some…

Video: Kamailio World fraud talks

Simon’s talk from Kamailio World is now available online: We…

Video: Applying our fraud controls

Chris has produced a short video demonstrating how you can…

Voice

Unbundled Tariff Numbers

Unbundled Tariff Numbers

Non-Geographic Numbers The UK National Numbering Plan has a huge range of numbers and most of our customers’ numbering requirements are met…

Important: Interop changes

As part of continued improvements to our network we are…

Mobile Number Porting 2016/17

Please note that over the Christmas and New Year period…

Call Forwarding and Trunks

By popular request, it is now possible to associate the…

White Papers

Our VoIP Fraud presentation at LINX84

Our VoIP Fraud presentation at LINX84

We had the pleasure of speaking at the London Internet Exchange’s LINX84 meeting on February 17th regarding our VoIP Fraud research. Below…

Simwood VoIP Fraud Analysis – get your copy now

As regular readers will know, Simwood has operated a VoIP…

QoS for VoIP

Introduction QoS, or Quality of Service, is a term used…

Get your DNS in order!

With the Olympics ever closer and our warnings over commodity…