Your shopping cart is empty!
The Alliance for Telecommunications Industry Solutions , 09/01/2024
Publisher: ATIS
File Format: PDF
$15.00$30.00
Supplement B provides modifications to ATIS-0409001-0500 to change the usage of RCODE 6B for fraud prevention.
$12.00 $25.00
$158.00 $316.00
$30.00 $60.00