Phone and ISDN audio calls in your web browser
With just your computer and an internet connection for a fixed monthly or annual fee. No ISDN line required.
Getting started with Tel
Just add Tel to your ipDTL subscription.
Two service levels are offered: Tel and Tel+. Tel allows calls to landlines and some mobiles in many countries, and the ability to receive incoming ISDN audio calls. Tel+ also allows calls to ISDN audio codecs and a wider range of countries and mobiles.
NEW! ISDN Dedicated Number. Receive calls to your own Los Angeles ISDN number(s). $160 Annual / $25 Monthly.
Sign up for ipDTL, Upgrade your account ... Log into ipDTL and click on ‘Admin’ at the bottom of the page.
Making a simple ISDN call
To dial a basic G722 ISDN quickly: Click the Dialpad icon. 'Dial an ISDN'. Enter the "+" symbol, followed by country code, then the number with any leading zeros omitted.
Click to connect: ( )
ISDN Number Format Examples:
Advanced ISDN Calls / Receive ISDN calls
Most ISDN calls require at least some knowledge about what equipment is at the other end. You can make an outgoing call, or set ipDTL to receive an incoming call.
Create a Dialing Shortcut
You can also save an entry in your Destinations list. (+)
You can now connect by simply clicking it in your main Destinations list.
* Note that by default, Link+ is Auto-Accept only. Contact us to change this for use with ISDN.
Advice for the ISDN owner:
Fair Use Policy:
The Tel service is provided on a 'fair-use' basis. Tel+ allows up to five hours of outbound ISDN calls per month. After subscribing, you can upgrade to higher volume packages.