Voice
64 articles
Invalid ANI blocking
What is STIR/SHAKEN and how does it impact robocalling?
STIR/SHAKEN Inbound Verification
STIR/SHAKEN Transit Identity Header Services
Robocall Mitigation Database guide
Comprehensive filing requirements for the Robocall Mitigation Database
STIR/SHAKEN and Robocall Mitigation Database filing deadlines
STIR/SHAKEN Hosted Signing Service
How do I add trunk settings on a Premise account?
How do I add trunk settings on a UC Cloud account?
How do I add a 911 address on a Location and phone number in a UC account?
What call types are included in the 250/500/1000 minute seat plan for UC accounts?
Can concurrency be enabled per sub-account for a UC account?
How many minutes are allowed for a UC Cloud or Premise Trunk?
How are the usage minutes for a seat calculated?
Can a premise account have different IP addresses?
Can a cloud trunk account have different IP addresses?
Can a seat account have different IP addresses?
How do I forward calls with UC?
What additional features are available for purchase for UC Seats?
What additional features are available for purchase for the Cloud and Premise Trunk products?
What is included in the telephone number for a Cloud or Premise Trunk?
What are the types of seats offered?
What is a "seat"?
What is a location?
Can a single account be used for all three types (i.e. Seats, Cloud and Premise)?
What UC products are supported by Bandwidth?
What is the parent account structure for Premise Trunks?
What is a Premise trunk?
How does concurrency work for UC Premise Trunks?
What is the parent account structure for Cloud Trunks?
What is a Cloud trunk?
What is the parent account structure for UC Seats?
How does concurrency work for UC Seats?
Call Assure FAQ
Why did my anonymous call fail?
What causes one-way or no audio during a call?
What does SIP 503 Service Unavailable mean?
Using Transcription on the Legacy North American Platform
Using Recording on the Legacy North American Platform
How can I add two-factor authentication (2FA) to my application?
Using Conferencing on the Legacy North American Platform
What can I do if my calls are improperly labeled as "Spam" or "Scam"?
Where can I find a list of interconnect VoIP providers?
What codecs does Bandwidth support?
Which N11 services does Bandwidth support?
SIP 603+ FAQ
Advanced Call Routing on the Legacy North American Platform
Bandwidth’s TLS/SRTP
Bandwidth’s Direct Link Service
Creating a Voice API application on the Legacy North American Platform
Recommended guidelines VoIP faxing
Recommended voice fraud mitigation best practices
Using Automatic Failover to route inbound calls to an alternative phone number