Voice test plan

Termination

Test basic call setup and teardown 

• Completed call 
  • Ensure two-way audio in the negotiated codec 
  • Ensure DTMF (RFC2833 or inband)
  • Ensure call hold and transfer negotiate properly 
  • Ensure the call remains up for at least 1 minute
• Call canceled during ringback 

Test errors 

• Invalid number 
• User busy line 

Test failover 

• Ensure all SBCs respond properly with the above tests (both Bandwidth and customer)

Test sessions/CPS for load (if possible) 

Test call types 

• Intralata 
• Interlata 
• Toll-free out (if applicable) 
• Local (if applicable) 

Origination 

DID testing 

• Basic call setup and tear down 
• Completed call 
• • Ensure live answer has two-way audio 
  • Ensure IVR hears audio/DTMF properly 
  • Ensure call hold and transfer are treated properly 
  • Ensure voicemail rings through properly 
  • CLID and CNAM presented properly (CNAM if applicable)
  • Ensure packet loss/jitter is within acceptable levels (under 2%)
  • Ensure a call remains up for over 1 minute
• Test inbound sessions/CPS 

Toll-free testing 

• DID testing plan, plus the following: 
  • Ensure local (customer) call timers are set to answer a call within 25 seconds 
  • Revalidate CICs (this may fall on Bandwidth to)

Note: Please make Bandwidth aware of any other special use cases (remote call forwarding, etc.)