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API

Realtime Call Webhooks

Realtime Call Webhooks

We recently introduced a number of webhooks, and realtime Call Control functionality allowing you to end calls in progress via the API.…

API Call Control

The Simwood API is great for provisioning and reporting as…

Intelligently Rejecting Nuisance Calls since 2014

Back in 2014, we launched Intelligent Call Rejection, a Simwood…

CDR Data Retention

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

Commercial

Carrier Services rate update (2023-09-25)

Carrier Services rate update (2023-09-25)

We will be updating our Managed A-Z Termination rates and codes on September 25th 2023. As usual, these changes are colour coded…

Sri Lanka basis change

By Simon Woodhead As a reminder, in our full rate…

Our policy on “security questionnaires”

By Peter Farmer Simwood, like all networks and service providers…

Ireland ‘Special Offer’

By Simon Woodhead We don’t do ‘special offers’ but I…

Intelligent Solutions

Domestic focus, global outlook

Domestic focus, global outlook

By Peter Farmer TL;DR: We’re now members of the International Telecommunications Union and look forward to working with fellow members, Governments, regulators…

Microsoft Teams Update

By Charles Chance I wanted to update you on our…

Latency Based Routing

By Simon Woodhead It has been too long since I…

Number Range Hosting

By Peter Courtney Hi everyone, I joined Simwood a few…

IP Network

If the BBC did DDoS…

If the BBC did DDoS…

Comms Council UK just put out an e-mail to its members, saying one of its own has been suffering from a DDoS…

Hello Old Friend

By Charles Chance Manchester is back and it’s big, in…

New US Availability Zone

By Alex Lane Greetings, We are introducing a new availability…

Good news for AWS customers

By Simon Woodhead There’s a lot that goes on in…

Regulation

CLI Authentication: Central database boringness abounds (again!)

CLI Authentication: Central database boringness abounds (again!)

By Simon Woodhead TL;DR CLI authentication has some risks, some seriously acute risks for our customers, so don’t let the naive and…

TSRs and Encryption

By Simon Woodhead There’s a bogus narrative circulating that the…

Are you inadvertently enabling scammers?

By Pete Farmer We’ve mentioned it before, but it may…

New Right to Port Rule

By Victoria Palmer You may have heard that the industry’s…

Security

3CX Warning

3CX Warning

By Simon Woodhead We’ve been made aware of a possible serious vulnerability within 3CX. We’re not in a position to confirm this…

STIR/SHAKEN update

By Simon Woodhead & Thomas Hadden TLDR: Regulations are getting…

Running Voice over the Public Internet

By Simon Woodhead Over many years I’ve been intolerant of…

Coronavirus (COVID-19)

By Simon Woodhead Given the news flow, we felt it…

Voice

Our stance on “dialler”

Our stance on “dialler”

By Peter Farmer Everyone at Simwood is very clear on the nuances of our policy towards diallers, having suffered me droning on…

Cause code changes

By Simon Woodhead We’ve made some changes to the way…

Norway CLI Restrictions

By Simon Woodhead In the latest act of the relentless…

Blocking spam calls

By Alex Lane TLDR: If your calls to the USA…

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…