System and method for processing enhanced route selection descriptors

Abstract

A device includes a memory that stores a User Equipment Route Selection Policy (URSP) that includes a rule. The rule includes enhanced route selection descriptors (RSDs). Each of the enhanced RSDs may include special RSD parameter, such as a Technology selector. The device is configured to receive a request from a component, in the device, to establish a session with a network. The request includes request parameters. The devices processes each of the RSDs.

What is claimed is: 
     
         1 . A device comprising:
 a processor to:
 retrieve, from a memory device, a User Equipment Route Selection Policy (URSP) rule that includes route selection descriptors (RSDs); 
 receive a request to establish a session with a network, wherein the request includes request parameters; and
 when RSD parameters of a RSD, among the RSDs included in the URSP rule, do not comprise a Technology selector parameter, apply the RSD to establish the session; and 
 when the RSD parameters comprise the Technology selector parameter,
 when a first technology associated with the session matches a second technology specified by the Technology selector, apply the RSD to establish the session. 
 
 
   
     
     
         2 . The device of  claim 1 , wherein the first technology includes a Fifth Generation (5G) technology and the second technology includes a Long-Term Evolution (LTE) technology. 
     
     
         3 . The device of  claim 1 , wherein the device includes one of:
 a modem; or   a User Equipment device (UE).   
     
     
         4 . The device of  claim 1 , wherein the memory device is configured to:
 remove the URSP rule from the memory device in accordance with instructions from an Over-the-Air device in the network.   
     
     
         5 . The device of  claim 1 , wherein when the first technology matches the second technology and when the processor applies the RSD, the processor is further configured to:
 obtain one or more parameters for the session \from the RSD parameters and the request parameters.   
     
     
         6 . The device of  claim 1 , wherein when the RSD parameters do not include the Technology selector parameter and when the processor applies the RSD, the processor is further configured to:
 when the session is to be established with the network for a Long-Term Evolution (LTE) service, translate the RSD parameters to corresponding LTE parameters.   
     
     
         7 . The device of  claim 6 , wherein when the processor translates the RSD parameters to the corresponding LTE parameters, the processor maps a data network name (DNN) to an Access Point Name. 
     
     
         8 . A method comprising:
 retrieving, from a device, a User Equipment Route Selection Policy (URSP) rule that includes route selection descriptors (RSDs);   receiving a request to establish a session with a network, wherein the request includes request parameters; and   when RSD parameters of a RSD, among the RSDs included in the URSP rule, do not comprise a Technology selector parameter, applying the RSD to establish the session; and   when the RSD parameters comprise the Technology selector parameter,
 when a first technology associated with the session matches a second technology specified by the Technology selector, applying the RSD to establish the session. 
   
     
     
         9 . The method of  claim 8 , wherein the first technology includes a Fifth Generation (5G) technology and the second technology includes a Long-Term Evolution (LTE) technology. 
     
     
         10 . The method of  claim 8 , wherein retrieving the URSP rule includes:
 retrieving, by a modem from the device, the URSP rule; or   retrieving, by a processor included in a User Equipment device (UE), from the device, the URSP rule.   
     
     
         11 . The method of  claim 8 , further comprising:
 removing the URSP rule from the device in accordance with instructions from an Over-the-Air device in the network.   
     
     
         12 . The method of  claim 8 , wherein when the first technology matches the second technology, applying the RSD comprises:
 obtaining one or more parameters for the session from the RSD parameters and the request parameters.   
     
     
         13 . The method of  claim 8 , wherein when the RSD parameters do not include the Technology selector parameter, applying the RSD comprises:
 when the session is to be established with the network for a Long-Term Evolution (LTE) service, translating the RSD parameters to corresponding LTE parameters.   
     
     
         14 . The method of  claim 13 , wherein translating the RSD parameters to the corresponding LTE parameters includes mapping a data network name (DNN) to an Access Point Name. 
     
     
         15 . A non-transitory computer-readable medium, comprising computer-executable instructions that, when executed by a processor included in a device, cause the processor to:
 retrieve, from a memory device. a User Equipment Route Selection Policy (URSP) rule that includes route selection descriptors (RSDs);   receive a request to establish a session with a network, wherein the request includes request parameters; and   when RSD parameters of a RSD, among the RSDs included in the URSP rule, do not comprise a Technology selector parameter, apply the RSD to establish the session; and   when the RSD parameters comprise the Technology selector parameter,
 when a first technology associated with the session matches a second technology specified by the Technology selector, apply the RSD to establish the session. 
   
     
     
         16 . The non-transitory computer-readable medium of  claim 15 , wherein the first technology includes a Fifth Generation (5G) technology and the second technology includes a Long-Term Evolution (LTE) technology. 
     
     
         17 . The non-transitory computer-readable medium of  claim 15 , wherein the device includes one of:
 a modem; or   a User Equipment device (UE).   
     
     
         18 . The non-transitory computer-readable medium of  claim 15 , wherein the memory device is configured to:
 remove the URSP rule from the memory device in accordance with instructions from an Over-the-Air device in the network.   
     
     
         19 . The non-transitory computer-readable medium of  claim 15 , wherein when the first technology matches the second technology, and when the processor applies the RSD, the processor is to:
 obtain one or more parameters for the session from the RSD parameters and the request parameters.   
     
     
         20 . The non-transitory computer-readable medium of  claim 15 , wherein when the RSD parameters do not include the Technology selector parameter and when the processor applies the RSD, the processor is to:
 when the session is to be established with the network for a Long-Term Evolution (LTE) service, translate the RSD parameters to corresponding LTE parameters.