> ## Documentation Index > Fetch the complete documentation index at: https://docs.diga.io/llms.txt > Use this file to discover all available pages before exploring further. # Update Sip Config > Update SIP trunk configuration for an imported phone number. Updates LiveKit trunks first, then persists to database. Only custom/imported phones can have their SIP config updated. ## OpenAPI ````yaml /api-reference/openapi.json patch /v1/phone/{phone_id}/sip-config openapi: 3.1.0 info: title: Diga API version: 0.1.0 servers: - url: https://api.diga.io description: Production security: [] paths: /v1/phone/{phone_id}/sip-config: patch: tags: - Phones summary: Update Sip Config description: |- Update SIP trunk configuration for an imported phone number. Updates LiveKit trunks first, then persists to database. Only custom/imported phones can have their SIP config updated. operationId: update_sip_config_v1_phone__phone_id__sip_config_patch parameters: - name: phone_id in: path required: true schema: type: string format: uuid title: Phone Id requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/PatchSipConfigRequestSchema' responses: '200': description: Successful Response content: application/json: schema: $ref: '#/components/schemas/PhoneRegisterResponseSchema' '422': description: Validation Error content: application/json: schema: $ref: '#/components/schemas/HTTPValidationError' security: - CustomHTTPBearer: [] components: schemas: PatchSipConfigRequestSchema: properties: inbound_config: anyOf: - $ref: '#/components/schemas/InboundConfigUpdateSchema' - type: 'null' title: Inbound Configuration description: Incoming call configuration fields to update outbound_config: anyOf: - $ref: '#/components/schemas/OutboundConfigUpdateSchema' - type: 'null' title: Outbound Configuration description: Outgoing call configuration fields to update type: object title: PatchSipConfigRequestSchema PhoneRegisterResponseSchema: properties: id: type: string format: uuid title: Phone Register ID description: Unique identifier for the phone register record nickname: anyOf: - type: string - type: 'null' title: Nickname description: The nickname given to the phone number number: type: string title: Phone Number description: The phone number or SIP identifier telephony_provider: $ref: '#/components/schemas/TelephonyProvider' title: Telephony Provider description: >- The telephony provider (NETELIP for purchased numbers, CUSTOM for imported numbers) status: $ref: '#/components/schemas/PhoneRegisterStatus' title: Status description: >- Current status of the phone register (RESERVED, ASSIGNED, RELEASED, FINISHED) released_at: anyOf: - type: string format: date-time - type: 'null' title: Released At description: The date and time when the phone was released scheduled_release_at: anyOf: - type: string format: date-time - type: 'null' title: Scheduled Release At description: >- The date and time when the phone is scheduled to be released. If set, the phone will be released at this time at the end of the billing period. assigned_at: anyOf: - type: string format: date-time - type: 'null' title: Assigned At description: The date and time when the phone was assigned inbound_agent_id: anyOf: - type: string format: uuid - type: 'null' title: Inbound Agent ID description: >- The unique identifier for the agent that will receive the call when this phone receives an inbound call outbound_agent_id: anyOf: - type: string format: uuid - type: 'null' title: Outbound Agent ID description: >- The unique identifier for the agent that will make the calls when using this phone to make outbound calls sip_config: anyOf: - $ref: '#/components/schemas/SipConfigResponseSchema' - type: 'null' title: SIP Configuration description: SIP trunk configuration details (only for custom/imported phones) type: object required: - id - number - telephony_provider - status title: PhoneRegisterResponseSchema HTTPValidationError: properties: detail: items: $ref: '#/components/schemas/ValidationError' type: array title: Detail type: object title: HTTPValidationError InboundConfigUpdateSchema: properties: media_encryption: anyOf: - $ref: '#/components/schemas/SipMediaEncryption' - type: 'null' title: Media Encryption description: Whether to encrypt media (SRTP) for inbound calls allowed_addresses: anyOf: - items: type: string type: array - type: 'null' title: Allowed Addresses description: List of IP addresses or CIDR blocks allowed for inbound SIP traffic type: object title: InboundConfigUpdateSchema OutboundConfigUpdateSchema: properties: termination_uri: anyOf: - type: string - type: 'null' title: Termination URI description: >- Hostname or IP where SIP INVITE is sent for outbound calls. Do not include the sip: or sips: prefix. username: anyOf: - type: string - type: 'null' title: SIP Auth Username description: SIP trunk username for digest authentication password: anyOf: - type: string - type: 'null' title: SIP Auth Password description: SIP trunk password for digest authentication media_encryption: anyOf: - $ref: '#/components/schemas/SipMediaEncryption' - type: 'null' title: Media Encryption description: Whether to encrypt media (SRTP) for outbound calls type: object title: OutboundConfigUpdateSchema TelephonyProvider: type: string enum: - netelip - custom title: TelephonyProvider PhoneRegisterStatus: type: string enum: - reserved - assigned - released - finished title: PhoneRegisterStatus description: >- Enum representing the status of a phone number register. The cycle is as follows: - RESERVED: The phone number is reserved for a certain amount of time before being assigned - ASSIGNED: The phone number is assigned to a company - RELEASED: The phone number is released from the company and is pending availability for purchase (30 days before it can be purchased again) - FINISHED: The phone register process is finished, and the phone number is available for purchase again. Once a phone number reaches this status, it cannot return to previous statuses. SipConfigResponseSchema: properties: termination_uri: anyOf: - type: string - type: 'null' title: Termination URI description: Hostname or IP where SIP INVITE is sent for outbound calls username: anyOf: - type: string - type: 'null' title: SIP Auth Username description: SIP trunk username for digest authentication inbound_media_encryption: $ref: '#/components/schemas/SipMediaEncryption' title: Inbound Media Encryption description: Media encryption setting for inbound calls default: allow outbound_media_encryption: $ref: '#/components/schemas/SipMediaEncryption' title: Outbound Media Encryption description: Media encryption setting for outbound calls default: allow allowed_addresses: anyOf: - items: type: string type: array - type: 'null' title: Allowed Addresses description: IP addresses or CIDR blocks allowed for inbound SIP traffic type: object title: SipConfigResponseSchema ValidationError: properties: loc: items: anyOf: - type: string - type: integer type: array title: Location msg: type: string title: Message type: type: string title: Error Type type: object required: - loc - msg - type title: ValidationError SipMediaEncryption: type: string enum: - disable - allow - require title: SipMediaEncryption securitySchemes: CustomHTTPBearer: type: http scheme: bearer ````