# GTP subsystem APIs - **[Constructor](https://docs.qualcomm.com/doc/80-PK177-134/topic/gtp_creator.html)** Creates an GTPManager instance. - **[requestNetworkLocationUpdates](https://docs.qualcomm.com/doc/80-PK177-134/topic/request_network_location_updates.html)** Starts a network positioning session. - **[removeNetworkLocationUpdates](https://docs.qualcomm.com/doc/80-PK177-134/topic/remove_network_location_updates.html)** Stops the ongoing network location session. - **[requestPassiveNetworkLocationUpdates](https://docs.qualcomm.com/doc/80-PK177-134/topic/request_passive_network_location_updates.html)** Registers to receive location updates from a network positioning session in a passive manner, i.e., no session is started for this call, but if another session exists this client receives those updates. - **[removePassiveNetworkLocationUpdates](https://docs.qualcomm.com/doc/80-PK177-134/topic/remove_passive_network_location_updates.html)** Removes the passive network location request. - **[setUserConsent](https://docs.qualcomm.com/doc/80-PK177-134/topic/set_user_consent.html)** Indicates if the application has obtained end user consent about crowdsourcing, which is a mandatory requirement to be able to use the network positioning APIs. **Parent Topic:** [GTP](https://docs.qualcomm.com/doc/80-PK177-134/topic/gtp.html) Last Published: Nov 14, 2024 [Previous Topic GTP](https://docs.qualcomm.com/bundle/publicresource/80-PK177-134/topics/gtp.md) [Next Topic Constructor](https://docs.qualcomm.com/bundle/publicresource/80-PK177-134/topics/gtp_creator.md)