Cisco Cisco ASR 5500
Mobile Video Gateway Overview
▀ Features and Functionality
▄ MVG Administration Guide, StarOS Release 17
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Figure 6.
HTTP X-Header Use in Transparent Video Re-addressing
Mobile Video Gateway to the CAE
When sending HTTP video requests to the CAE for retrieval of optimized video content, the Mobile Video Gateway
inserts the following x-headers:
inserts the following x-headers:
x-forwarded-dest-addr-port: (Mandatory) The IPv4 destination address and TCP port number of the OS.
x-congestion: (Optional) Cell level congestion information in the readdressed HTTP request to CAE. Values can
be between 0 and 4 as described below:
0: No Congestion
1: Light Congestion
2: Medium Congestion
3: Heavy Congestion
4: Extreme Congestion
x-device-type: (Optional) The mobile user device type. The value is a 15-digit IMEI number of the mobile
device.
x-rat-type: (Optional) The RAT type.
x-user-profile: (Optional) The configured subscriber profile. CAE uses this information to select the
optimization parameters on a subscriber group-bassis.
x-ToD: (Optional) Current date, time, and time zone offset of the subscriber. This information is used to select
optimization profiles based on the time zone for the subscriber in the case where CAE covers multiple time
zones. This x-header is inserted only if the time zone for the subscriber is available and the timezone is
represented in GMT.
zones. This x-header is inserted only if the time zone for the subscriber is available and the timezone is
represented in GMT.