(57) ABSTRACT A network device may receive an incoming call for a user device requesting
a communication session corresponding to a particular communication session type, where …

A device may receive a session retrieval command corre sponding to session metadata
provided to a user via a user interface. The session retrieval command may include a …

(57) ABSTRACT A first user device may receive a call instruction associated with a second
user device; select a particular codec list from multiple codec lists stored by the first user …

A device may receive, from a network device, a resolution query associated with a call. The
resolution query may include a device identifier of the network device. The network device …

In some implementations, a telecommunications network can include a core network device.
The core network device can receive from a session-originating device an initiation request …

(57) ABSTRACT A device may receive a request to enable service on a wireless network for
a user device. The user device may be associated with a wired network. The device may …

In some implementations, a core network device can receive an initiation request of a
communication session to an alias number. The core network device can retrieve from a …

Multiple timers used by a device during setup of a communication session may include a first
timer and a second timer, each configured to expire after different periods of time, and each …

A network device may receive a call request message. The call request message may
include information identifying a user to which the call is destined. The network device may …

A system may be configured to establish a communication between a first user device and a
second user device, where the first and second user devices are associated with different …