H.323 endpoints use the RAS protocol to communicate with a gatekeeper. In the gatekeeper routed mode, call signaling always passes through the gatekeeper. GateKeeperPassport and NTLMPassport were extensions to the GateKeeper and NTLM authentication mechanisms. He preserves a tutelary function on this universe as the gatekeeper of Heaven. Endpoints use the RAS protocol in order to communicate with a gatekeeper. The mutated genes usually belong to classes of caretaker, gatekeeper, landscaper or several other genes. Worshipped as demigods, they are known respectively as The Gatekeeper and The Keymaster. Neti is the gatekeeper of the underworld. The marine decides to enter the complex and stop the Gatekeeper alone. Sierra slightly changes the Gatekeeper user interface and adds two new mechanisms. A story about Govind Singh who served as a gatekeeper and security guard. In "Overdose", the player takes the role of Belial, a half-angel, half-demon gatekeeper. The Arch Angels interfere, killing the gatekeeper. The film concludes with Franz as an assistant gatekeeper at a factory. Malware that already passed Gatekeeper will not be stopped.