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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.  

Wholesale rate update (2017-09-20)

We will be updating our Managed A-Z Termination rates and codes on September 20th 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…

New stack update

We’re seeing broadly 10% of traffic using our UK beta stack on an ongoing basis. This is a great result and we’re very grateful to the customers who have taken the trouble to try it. We’ve seen very few support tickets and stability has been…

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 rate update (2017-09-20)

Wholesale rate update (2017-09-20)

We will be updating our Managed A-Z Termination rates and codes on September 20th 2017. Rate files Our rates can be downloaded below. Please see…

We’ve Moved!

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

Operations Desk – Friday 1st September

As we announced last month, Simwood is moving to Bristol.…

ClueCon 2017

We’re delighted to again be sponsoring and speaking at ClueCon…

Intelligent Solutions

New stack update

New stack update

We’re seeing broadly 10% of traffic using our UK beta stack on an ongoing basis. This is a great result and we’re…

We’re hiring!

Now we’re in our new home in Bristol we’re looking to…

We’re now a CLEC in the USA!

By Simon Woodhead TL;DR We’re now registered as an infrastructure-based…

IP Network

Hello New York! And San Jose!

Hello New York! And San Jose!

We’re delighted to welcome New York and San Jose to the network! Both sites are live on the network and we’ll be…

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…

IP Network Overhaul

By Simon Woodhead It has been more than 4 years…

Regulation

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…

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…

Important: Mandatory Caller ID

We’ve blogged before about the importance of sending valid caller…

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…