Featured

More Articles

Porting Policy FAQ

Following our updated Porting Policy this week, we’ve had a number of ‘what if’ type scenarios posed that we wanted to give some clarity on. The wording on the policy is clear, but we’ll cover here how we’d interpret it in a number of scenarios…

An invitation to the Open Porting Initiative

Consider this an open letter to all wholesale operators, leading with many of those we have porting agreements with. It is not open to resellers of those operators, or indeed anyone who couldn’t enter into a full porting agreement with delivery over an SS7 interconnect…

API

CDR Data Retention

CDR Data Retention

One of the key principles of GDPR is Data Minimisation. Additionally, it makes it clear that data collected with one specific purpose…

Inbound Calls and Availability Zones

Many of our customers connect to us in multiple sites,…

Inbound HTTP(S) API (“Webhooks”)

We currently have two APIs which send HTTP POST requests…

Securing your API requests

For many years our API documentation has included the following…

Commercial

Wholesale rate update (2018-08-22)

Wholesale rate update (2018-08-22)

We will be updating our Managed A-Z Termination rates and codes on August 22nd 2018. UK Fixed reduction Starting with our previous rate update, UK…

Porting changes (inc. new policy)

By Simon Woodhead Update: Please see our FAQ on the…

LRN-based billing

As many readers will know, we’ve been a domestic operator…

Please update our bank account details

You may have missed that over the Christmas break we…

Intelligent Solutions

Porting Policy FAQ

Porting Policy FAQ

Following our updated Porting Policy this week, we’ve had a number of ‘what if’ type scenarios posed that we wanted to give…

An invitation to the Open Porting Initiative

Consider this an open letter to all wholesale operators, leading…

Astricon 2018 Keynote

By Simon Woodhead I’m delighted to have been asked to…

Redis woes / Letting the chaos monkies run free

By Simon Woodhead July was not a month we’re proud…

IP Network

Inbound Calls and Availability Zones

Inbound Calls and Availability Zones

Many of our customers connect to us in multiple sites, using SRV and DNS to load-balance between their sites. We noticed, however,…

End-user connectivity from Simwood

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

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…

Regulation

GDPR Data Processing Addendum

GDPR Data Processing Addendum

One requirement of GDPR, under Article 28, requires that controllers (such as yourselves) may only appoint processors who can provide “sufficient guarantees”…

Privacy Policy Update

We’ve updated our Privacy Policy to bring it into line…

CDR Data Retention

One of the key principles of GDPR is Data Minimisation.…

Restoring Confidence in CLI

Ofcom recently published a new Guidelines for Calling Line Identification…

Security

PSD2 compliance and some great new anti-fraud features

PSD2 compliance and some great new anti-fraud features

As we mentioned last week, the new Payment Services Directive seems to have taken the industry a little by surprise, and basic compliance…

Simwood Help Centre

We are pleased to announce the launch of a brand…

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…

Voice

CDR Data Retention

CDR Data Retention

One of the key principles of GDPR is Data Minimisation. Additionally, it makes it clear that data collected with one specific purpose…

Restoring Confidence in CLI

Ofcom recently published a new Guidelines for Calling Line Identification…

PSD2 compliance and some great new anti-fraud features

As we mentioned last week, the new Payment Services Directive seems…

New voice stack going live

It is six months since we put our new voice…

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…