DisconnectCause

Indicates that a new outgoing call cannot be placed because there is already an outgoing call dialing out.

The call was terminated because it was answered on another device.

Outgoing call to busy line

Indicates that a new outgoing call cannot be placed because calling has been disabled using the ro.

Call was blocked by call barring

The call was terminated because it was pulled to another device.

Indicates that a new outgoing call cannot be placed while there is a ringing call.

Access Blocked by CDMA network

Unable to obtain access to the CDMA system

The call was terminated because CDMA phone service and roaming have already been activated.

Drop call

INTERCEPT order received, MS state idle entered

MS is locked until next power cycle

Not an emergency call

Not a preempted call

MS has been redirected, call is cancelled

Requested service is rejected, retry delay is set

Service option rejection

Outgoing call to congested network

Call was blocked by restricted all voice access

Call was blocked by restricted emergency voice access

Call was blocked by restricted normal voice access

The call was terminated because cellular data has been disabled.

The call was terminated because the data policy has disabled cellular data.

The call being placed was detected as a call forwarding number and was being dialed while roaming on a carrier that does not allow this.

Our initial phone number was actually an MMI sequence.

A call was not dialed because the device's battery is too low.

Stk Call Control modified DIAL request to DIAL with modified data.

Stk Call Control modified DIAL request to video DIAL request.

Stk Call Control modified DIAL request to SS request.

Stk Call Control modified DIAL request to USSD request.

Stk Call Control modified Video DIAL request to DIAL request.

Stk Call Control modified Video DIAL request to Video DIAL request.

Stk Call Control modified Video DIAL request to SS request.

Stk Call Control modified Video DIAL request to USSD request.

Indicates that an emergency call cannot be placed over WFC because the service is not available in the current location.

Emergency call failed with a permanent fail cause and should not be redialed on this slot.

Emergency call failed with a temporary fail cause and can be redialed on this slot.

Unknown error or not specified

Call was blocked by fixed dial number

No ICC, ICC locked, or other ICC error

The network does not accept the emergency call request because IMEI was used as identification and this cability is not supported by the network.

The call has failed because of access class barring.

The call, which was an IMS call, disconnected because it merged with another call.

The network has reported that an alternative emergency number has been dialed, but the user must exit airplane mode to place the call.

Indicates that incoming call was rejected by the modem before the call went in ringing

An incoming call that was missed and never answered

An incoming call that was rejected

Invalid credentials

Invalid dial string

GSM or CDMA ACM limit exceeded

Normal; Local hangup

Client went out of network range

The call has ended (mid-call) because the device's battery is too low.

The call was terminated because the maximum allowable number of calls has been reached.

Indicates that the call is dropped due to RTCP inactivity, primarily due to media path disruption.

Not presently used

Normal; Remote hangup

This cause is used to report a normal event only when no other cause in the normal class applies.

Has not yet disconnected

The disconnect cause is not valid (Not received a disconnect cause)

The supplied CALL Intent didn't contain a valid phone number.

Cannot reach the peer

Indicates that a new outgoing call cannot be placed because OTASP provisioning is currently in process.

The outgoing call was canceled by the android.telecom.ConnectionService.

Indicates that an emergency call was placed, which caused the existing connection to be hung up.

The outgoing call failed with an unknown cause.

Calling from out of network is not allowed

Out of service

Radio is turned off explicitly

Indicates that the call was unable to be made because the satellite modem is enabled.

Server error

Cannot reach the server

Client timed out

Indicates that a new outgoing call cannot be placed because there is currently an ongoing foreground and background call.

Unassigned number

The call was terminated because it is not possible to place a video call while TTY is enabled.

We tried to call a voicemail: URI but the device has no voicemail number configured.

Indicates that WiFi calling service is not available in the current location.

A call over WIFI was disconnected because the WIFI signal was lost or became too degraded to continue the call.