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phone (next generation device, Lit capable) ims (automatically added APN to VoLTE-capable devices to support IP Messaging over IMS) lirstnet-phone (AT&T FirstNet Device — similar to nxtgenphone) IMEI International Mobile Equipment Identifier Can be 15 or 16 digits. A 15-digit number that uniquely identifies an in
code indicates that the serving office (Switch) utilized call processing capabilities of another office for some or all of the call. Also known as Service Assist. 129 Basic SDN Call Generally, this indicates some type of AIN (Advanced Intelligent Network) feature was used or requested, including call featu
phone (next generation device, Lit capable) ims (automatically added APN to VoLTE-capable devices to support IP Messaging over IMS) firstnet-phone (AT&T FirstNet Device — similar to nxtgenphone) IMEI International Mobile Equipment Identifier Can be 15 or 16 digits. A 15-digit number that uniquely identifies an in
code indicates that the serving office (Switch) utilized call processing capabilities of another office for some or all of the call. Also known as Service Assist. 129 Basic SDN Call Generally, this indicates some type of AIN (Advanced Intelligent Network) feature was used or requested, including call featu
phone (next generation device, UTE capable) ims (automatically added APN to VoLTE-capable devices to support IP Messaging over IMS) firstnet-phone (AT&T FirstNet Device — similar to nxtgenphone) IMEI International Mobile Equipment Identifier Can be 15 or 16 digits. A 15-digit number that uniquely identifies an in
code indicates that the serving office (Switch) utilized call processing capabilities of another office for some or all of the call. Also known as Service Assist. 129 Basic SDN Call Generally, this indicates some type of AIN (Advanced Intelligent Network) feature was used or requested, including call featu
phone (next generation device, UTE capable) ims (automatically added APN to VoLTE-capable devices to support IP Messaging over IMS) firstnet-phone (AT&T FirstNet Device — similar to nxtgenphone) IMEI International Mobile Equipment Identifier Can be 15 or 16 digits. A 15-digit number that uniquely identifies an in
code indicates that the serving office (Switch) utilized call processing capabilities of another office for some or all of the call. Also known as Service Assist. 129 Basic SDN Call Generally, this indicates some type of AIN (Advanced Intelligent Network) feature was used or requested, including call featu
Entities connected to both AT&T FirstNet Device and Service Assist
OSO Recording/HICAP
ORGANIZATIONEast-West
ORGANIZATION
Mobile
LOCATIONAT&T Records
ORGANIZATIONDenotes
ORGANIZATIONInternational Mobile
ORGANIZATIONMobile Originating (MO
ORGANIZATIONMobile Terminating
ORGANIZATIONCell Location
ORGANIZATIONG Network
ORGANIZATIONG Network Cell
ORGANIZATIONG Network Cell Site
ORGANIZATIONApn Network
ORGANIZATIONVoLTE
ORGANIZATIONIP Messaging
ORGANIZATIONAIN - Advanced Intelligent Network
ORGANIZATIONAT&T Station
ORGANIZATIONConnecting Network Access
ORGANIZATION
Marriott
ORGANIZATIONOriginating Screening Office
ORGANIZATION