Call Logs Response Codes

402 - Payment Required

Destination side does not allow call due to no available balance.

Internal SubCustomer or Customer balance too low.

403 - Forbidden

Destination side understands the request, but is refusing to fulfill it.

Internal DID service time has expired.

404 - Not Found

Destination side has the information that the user does not exist at the domain specified in the Request-URI. This status is also returned if the domain in the Request-URI does not match any of the domains handled by the recipient of the request.

408 - SIP transaction timeout or Request Timeout

Destination side can not produce a response within a specific period of time or there is no response from destination.

410 - Gone

Destination number is not available any more.

480 - Temporarily Unavailable

Destination currently unavailable.

Internal dedicated/flexible overloaded.

486 - Busy Here

Destination is busy.

487 - Request terminated (Cancel)

Origination/Destination side has canceled call request.

500 - Server cannot fulfill the request due to unexpected condition

503 - Service Unavailable

Destination side is not available and cannot process the request.

504 - Server Time-out

Destination side has attempted to process the request and has not received a prompt response.

603 - Decline

Destination is refusing to answer the call.

604 - Does Not Exist Anywhere

Destination side has the information that the requested user does not exist.