Controlling communication sessions

A computer program product comprising a non-transitory computer-readable storage medium having computer readable instructions stored thereon, the computer readable instructions being executable by a computerized device to cause the computerized device to perform a method for enabling media bypass for a media gateway in a telecommunications network which includes a plurality of media gateways via which a signaling path for transfer of signaling information for setup of a communication session between endpoint devices can be established and via which a media path for transfer of media data between said endpoint devices during said communication session can be established, the method comprising:

• receiving, at said media gateway, an inbound communication session setup request message requesting setup of a communication session between an originating endpoint device and a terminating endpoint device in said telecommunications network, said inbound communication session setup request message being transmitted along an inbound signaling path to said media gateway;
• transmitting, from said media gateway, an outbound communication session setup request message in response to receiving said inbound communication session setup message, said outbound communication session setup request message being transmitted along an outbound signaling path from said media gateway;
• and
• including preceding device connectivity data in said outbound communication session setup request message, said preceding device connectivity data indicating at least one media connectivity setting for at least one preceding device which is located before said media gateway in said inbound signaling path, the at least one media connectivity setting identifying one or more other devices to which the preceding device is configured to be connectable in said media path, to enable bypass of said media gateway in said media path if an ensuing device in said outbound signaling path determines that such bypass should be conducted.

A method of enabling media bypass for a bypass-determining media gateway in a telecommunications network which includes a plurality of media gateways via which a signaling path for transfer of signaling information for setup of a communication session between endpoint devices can be established and via which a media path for transfer of media data between said endpoint devices during said communication session can be established, said method comprising:

• receiving, at said bypass-determining media gateway, an inbound communication session setup request message requesting setup of a communication session between an originating endpoint device and a terminating endpoint device in said telecommunications network, said inbound communication session setup request message being transmitted along an inbound signaling path to said bypass-determining media gateway;
• transmitting, from said bypass-determining media gateway, an outbound communication session setup request message in response to receiving said inbound communication session setup request message, said outbound communication session setup request message being transmitted along an outbound signaling path from said bypass-determining media gateway;
• receiving preceding device connectivity data in said inbound communication session setup request message, said preceding device connectivity data indicating at least one media connectivity setting for at least one preceding device which is located before said bypass-determining media gateway in said inbound signaling path, the at least one media connectivity setting identifying one or more other devices to which the preceding device is configured to be connectable in said media path, to enable bypass of a preceding media gateway in said media path;
• and
• determining that said preceding media gateway should be bypassed based on said preceding device connectivity data, and configuring said outbound communication session setup request message in accordance with said determination.

A computer program product comprising a non-transitory computer-readable storage medium having computer readable instructions stored thereon, the computer readable instructions being executable by a computerized device to cause the computerized device to perform a method for enabling media bypass for a bypass-determining media gateway in a telecommunications network which includes a plurality of media gateways via which a signaling path for transfer of signaling information for setup of a communication session between endpoint devices can be established and via which a media path for transfer of media data between said endpoint devices during said communication session can be established, said method comprising:

• receiving, at said bypass-determining media gateway, an inbound communication session setup request message requesting setup of a communication session between an originating endpoint device and a terminating endpoint device in said telecommunications network, said inbound communication session setup request message being transmitted along an inbound signaling path to said bypass-determining media gateway;
• transmitting, from said bypass-determining media gateway, an outbound communication session setup request message in response to receiving said inbound communication session setup request message, said outbound communication session setup request message being transmitted along an outbound signaling path from said bypass-determining media gateway;
• receiving preceding device connectivity data in said inbound communication session setup request message, said preceding device connectivity data indicating at least one media connectivity setting for at least one preceding device which is located before said bypass-determining media gateway in said inbound signaling path, the at least one media connectivity setting identifying one or more other devices to which the preceding device is configured to be connectable in said media path, to enable bypass of a preceding media gateway in said media path;
• and
• determining that said preceding media gateway should be bypassed based on said preceding device connectivity data, and configuring said outbound communication session setup request message in accordance with said determination.

A method of enabling media bypass in a telecommunications network, the method comprising:

• receiving, at a media gateway, an inbound communication session setup request message requesting setup of a communication session between two or more endpoint devices in the telecommunications network, the inbound communication session setup request message being received at the media gateway along an inbound signaling path of the communication session;
• transmitting, from the media gateway, an outbound communication session setup request message along an outbound signaling path from the media gateway;
• and
• inserting, into the outbound communication session setup request message transmitted along the outbound signaling path from the media gateway, preceding device media connectivity data identifying parts of the telecommunications network to which a preceding device located before the media gateway in the inbound signaling path for the communication session is configured to be connectable in the media path of the communication session for transfer of media data between the two or more endpoint devices,
• wherein at least one of the parts of the telecommunications network identified by the preceding device media connectivity data is different from a part of the telecommunications network in which the preceding device is located, and
• wherein at least one of the parts of the telecommunications network identified by the preceding device media connectivity data is different from one or more parts of the telecommunications network through which the inbound signaling path for the communication session passes.

A method of enabling media bypass in a telecommunications network, the method comprising:

• receiving, at a media gateway, an inbound communication session setup request message requesting setup of a communication session between two or more endpoint devices in the telecommunications network, the inbound communication session setup request message being received at the media gateway along an inbound signaling path of the communication session;
• transmitting, from the media gateway, an outbound communication session setup request message along an outbound signaling path from the media gateway;
• and
• inserting, into the outbound communication session setup request message transmitted along the outbound signaling path from the media gateway, preceding device media connectivity data identifying parts of the telecommunications network to which a preceding device located before the media gateway in the inbound signaling path for the communication session is configured to be connectable in the media path of the communication session for transfer of media data between the two or more endpoint devices,
• wherein at least one of the parts of the telecommunications network identified by the preceding device media connectivity data is different from a part of the telecommunications network in which the preceding device is located, the method further comprising:
• comparing the preceding device connectivity data and ensuing device media connectivity data for an ensuing device which is located after the media gateway in the outbound signaling path, the ensuing device connectivity data identifying a plurality of parts of the telecommunications network to which the ensuing device is configured to be connectable in the media path of the communication session for transfer of media data between the two or more endpoint devices,
• wherein at least one of the parts of the telecommunications network identified by the ensuing device media connectivity data is different from a part of the telecommunications network in which the ensuing device is located;
• and
• on the basis of at least the comparison, determining whether one or more devices may be bypassed in the media path for the communication session.

A method of enabling media bypass in a telecommunications network, the method comprising:

• receiving, at a media gateway, an inbound communication session setup request message requesting setup of a communication session between two or more endpoint devices in the telecommunications network, the inbound communication session setup request message being received at the media gateway along an inbound signaling path of the communication session;
• transmitting, from the media gateway, an outbound communication session setup request message along an outbound signaling path from the media gateway;
• and
• inserting, into the outbound communication session setup request message transmitted along the outbound signaling path from the media gateway, preceding device media connectivity data identifying parts of the telecommunications network to which a preceding device located before the media gateway in the inbound signaling path for the communication session is configured to be connectable in the media path of the communication session for transfer of media data between the two or more endpoint devices,
• wherein at least one of the parts of the telecommunications network identified by the preceding device media connectivity data is different from a part of the telecommunications network in which the preceding device is located, the method further comprising:
• generating a bypass notification parameter for notifying a media bypass enabled ensuing device located in an outbound signaling path from the media gateway that the preceding device media connectivity data was not altered by another, non-media bypass enabled, ensuing device located between the enabled ensuing device and the media gateway in the outbound signaling path,
• wherein the generated bypass notification parameter is included in the outbound communication session setup request message transmitted along the outbound signaling path from the media gateway.

A method of enabling media bypass in a telecommunications network, the method comprising:

• receiving, at a media gateway, an inbound communication session setup request message requesting setup of a communication session between two or more endpoint devices in the telecommunications network, the inbound communication session setup request message being received at the media gateway along an inbound signaling path of the communication session;
• transmitting, from the media gateway, an outbound communication session setup request message along an outbound signaling path from the media gateway;
• and
• inserting, into the outbound communication session setup request message transmitted along the outbound signaling path from the media gateway, preceding device media connectivity data identifying parts of the telecommunications network to which a preceding device located before the media gateway in the inbound signaling path for the communication session is configured to be connectable in the media path of the communication session for transfer of media data between the two or more endpoint devices,
• wherein at least one of the parts of the telecommunications network identified by the preceding device media connectivity data is different from a part of the telecommunications network in which the preceding device is located, the method further comprising:
• receiving, at the media gateway, a communication session setup response message indicating that a terminating endpoint device of the two or more endpoint devices has agreed to conduct the communication session with an originating endpoint device of the two or more endpoint devices;
• and
• transmitting a second communication session setup response message to a device located in the inbound signaling path, the second communication session setup response message comprising a bypass confirmation parameter confirming to devices located in the inbound signaling path that the media gateway has been bypassed in the media path established for the communication session.

A method of enabling media bypass in a telecommunications network, the method comprising:

• receiving, at a media gateway, an inbound communication session setup request message requesting setup of a communication session between two or more endpoint devices in the telecommunications network, the inbound communication session setup request message being received at the media gateway along an inbound signaling path of the communication session;
• transmitting, from the media gateway, an outbound communication session setup request message along an outbound signaling path from the media gateway;
• and
• inserting, into the outbound communication session setup request message transmitted along the outbound signaling path from the media gateway, preceding device media connectivity data identifying parts of the telecommunications network to which a preceding device located before the media gateway in the inbound signaling path for the communication session is configured to be connectable in the media path of the communication session for transfer of media data between the two or more endpoint devices, wherein at least one of the parts of the telecommunications network identified by the preceding device media connectivity data is different from a part of the telecommunications network in which the preceding device is located,
• the method further comprising:
• retrieving bypass mode data for the media gateway, the bypass mode data indicating a bypass mode setting for the media gateway, wherein the bypass mode data indicates that the media gateway must be bypassed in the media path.

A method of enabling media bypass in a telecommunications network, the method comprising:

• receiving, at a media gateway, an inbound communication session setup request message requesting setup of a communication session between two or more endpoint devices in the telecommunications network, the inbound communication session setup request message being received at the media gateway along an inbound signaling path of the communication session;
• transmitting, from the media gateway, an outbound communication session setup request message along an outbound signaling path from the media gateway;
• and
• inserting, into the outbound communication session setup request message transmitted along the outbound signaling path from the media gateway, preceding device media connectivity data identifying parts of the telecommunications network to which a preceding device located before the media gateway in the inbound signaling path for the communication session is configured to be connectable in the media path of the communication session for transfer of media data between the two or more endpoint devices, wherein at least one of the parts of the telecommunications network identified by the preceding device media connectivity data is different from a part of the telecommunications network in which the preceding device is located,
• the method further comprising:
• retrieving bypass mode data for the media gateway, the bypass mode data indicating a bypass mode setting for the media gateway, wherein the bypass mode data indicates that the media gateway must not be bypassed in the media path.