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New stack part 1 – Opus: the killer codec

This is the first in a series of posts about new features we’re releasing to our voice stack in the very near future. What makes Simwood unique and very distinct from others who buy a magic VoIP box from a vendor is that our service…

IP Network Overhaul

By Simon Woodhead It has been more than 4 years since we overhauled our core network and boy how the world has changed since then! Back then we chose Brocade on price/performance grounds, i.e. we could deliver substantially more throughput for the same money. 80Gbps…

Direct Connect

We’re concerned at the level of traffic customers are delivering to us over the public Internet and would like to encourage you to connect directly to us in one or more sites. We work hard to make our network as performant as possible and deliver…

Wholesale voice & SMS rates (2017-04-12)

We will be updating our Managed A-Z Termination rates and codes on April 12th 2017. Our rates can be downloaded below. Please see our new brochure to understand our different service levels. You can check (and change) your current service level in the “Commercial” tab of the portal. PACKAGE RATE BY…

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

We’ve been on a bit of a mission recently to encourage customers to connect directly into our network to improve quality, stability and attack protection. See our blog post on “Surviving Somebody Else’s DDoS” if you’re wondering why. Right now 86% of our traffic comes…

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 voice & SMS rates (2017-04-12)

Wholesale voice & SMS rates (2017-04-12)

We will be updating our Managed A-Z Termination rates and codes on April 12th 2017. Our rates can be downloaded below. Please see our new brochure to…

Christmas Opening Hours

Given many other operators are closing their porting desks over…

Mobile update

November 18th 17:00 – FINAL UPDATE Regretfully we were unable…

Freephone rate change

Due to changes beyond our control, we will be increasing…

Intelligent Solutions

Anycast portal now live

Anycast portal now live

We’ve taked about our new containerised architecture at various conferences, and most recently we talked at ClueCon Weekly on the work we’re…

ClueCon Weekly – March 22nd

We’re delighted to again have Simon appear on ClueCon weekly…

New stack part 3 – Anycast SIP

This is the third in a series of posts (part…

New stack part 2 – ZRTP: Encryption done right

This is the second in a series of posts (part…

IP Network

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

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

We’ve been on a bit of a mission recently to encourage customers to connect directly into our network to improve quality, stability…

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…

Simon elected to LINX Board

By Simon Woodhead As you may have heard I was…

Regulation

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

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

Picture the scene: Barfy Trump has always rented deckchairs, on a big ship. In fact many years ago he used to own…

Important: Mandatory Caller ID

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

Ofcom’s Digital Communications Review

Further to our initial response, we have now responded to…

Ofcom’s definition of Significant Market Power (and porting)

We’ve just responded to Ofcom’s legal direction to provide commercial…

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

Important: Interop changes

Important: Interop changes

As part of continued improvements to our network we are introducing some new IP addresses for both SIP signalling, and RTP media,…

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…

Simwood Help Centre

We are pleased to announce the launch of a brand…

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…