doorbellCallAnswer (doorbellCallAnswer: Answer the call of Video Intercom Outdoor(VTO)/doorbell)

doorbellCallAnswer: doorbellCallAnswer: Answer the call of Video Intercom Outdoor(VTO)/doorbell

Legacy HTTP retained: New integrations can use Doorbell (call.doorbell) for the related capability. The two interfaces are not a one-to-one replacement. No registry one-to-one mapping for this door/doorbell HTTP method.

Function details

Answer the call of the VTO/doorbell device, when it is in the calling state.

Request address

https://openapi-[DataCenter].easy4ip.com/openapi/doorbellCallAnswer

Request format

HTTP POST. JSON body layout: Request conventions. Sign with Signature.

The minimum permissions required for sub-account token request

"Permission":"DevControl" "Resource":"dev:serial number"

Incoming parameter description

Parameter name	Parameter type	Required or not	Default value	Legal value	Parameter description
token	String	Yes			Administrator or sub-account accessToken
deviceId	String	Yes			Device serial number

Sample input

{
 "system": {
 "ver": "1.0",
 "appId": "lcdxxxxxxxxx",
 "sign": "xjhCQBoJ9hRDsCjyDcHjtDNzRZ3ZJezcawsfWeiaoxU=",
 "time": 1632901223,
 "nonce": "663b7211-747e-4263-8755-e8242629ea1d"
 },
 "id": "a05eb91f-7738-4a8a-99f8-a60ca5a960f8",
 "params": {
 "deviceId": "TESTQWERXXXX",
 "token": "At_00000ec6fec122bd4e42949c469a3ace"
 }
}

Return data field description

No data returned

Sample output

{
 "result": {
 "msg": "Operation Successful",
 "code": "0"
 },
 "id": "a05eb91f-7738-4a8a-99f8-a60ca5a960f8"
}

Error codes

This method may return the codes below. See Return codes and Capability errors for the full catalog.

Gateway and auth (SN / TK / OP)

Code	Meaning	Next step
`SN1001`	Signature error	Check `sign` per Development specification
`TK1002`	Token invalid or expired	Refresh accessToken
`OP1002`	Missing required parameter	Add required fields
`OP1003`	Invalid parameter	Match this page’s parameter table
`OP1009`	Permission denied	Check token and device bind/share grants
`OP1013`	Total call limit exceeded	Reduce call rate
`OP1014`	Daily per-interface limit exceeded	See Interface call limits
`DV1007`	Device offline	Wait until the device is online

See Return codes · OP/SN/TK for the full catalog.

Sub-accounts (SUB)

Code	Meaning	Next step
`SUB1001`–`SUB1002`	Sub-account lacks API permission	Update policy via addPolicy
`SUB1005`	Sub-account token expired	Refresh subAccountToken
`SUB1006`	No device grant for sub-account	Check `Resource` and device serial
`SUB1008`	Sub-account not bound to app	Create and bind the sub-account first

See Return codes · SUB.

Device access and channels (DV10xx)

Code	Meaning	Next step
`DV1007`	Device offline or timeout	Wait for the device to come online
`DV1009`	Device busy	Retry later
`DV1012`	Insufficient share/grant permission	Check sub-account `Permission` / `Resource`
`DV1019`	Capability not supported	Confirm model and capability list
`DV1020`	Channel offline	Check channel status
`DV1026`	Function not supported	Use another API or upgrade firmware
`DV1028`	Not bound or channel missing	Verify `deviceId` / `channelId`

See Return codes · DV.

Lock and doorbell (DV10xx)

Code	Meaning	Next step
`DV1016`	Device password error	Verify lock password
:---	:---	:---
`DV1038`	Battery too low for temporary key	Charge and retry
:---	:---	:---
`DV1039`	Temporary key conditions not met	Adjust parameters per this page
:---	:---	:---
`DV1050`	Temporary key count limit	Delete old keys or wait
:---	:---	:---
`DV1070`	Doorbell/intercom busy	Retry or hang up

See Return codes · catalog.