A radio communication system comprising a first access network (Access A; 510) arranged to operate according to a first Radio Access Technology, a second access network (Access B; 520) arranged to operate according to a second Radio Access Technology, and a user device (UE; 500; 900) which is connected to said first access network (Access A; 510) and triggers access attempt to said second access network (Access B; 520), wherein said system further comprises: an authentication node (AN; 530) arranged to identify (8:3) said user device (UE; 500; 900), when seeking access to said second access network (Access B; 520), through a user device identifier for said user device (UE; 500; 900), wherein said user device identifier is associated with said first access network (Access A; 510); said authentication node (AN; 530) further arranged to locate a context of said user device (UE; 500; 900) in said first access network (Access A; 510) based on said user device identifier, by querying a stand-alone query node (QN; 540) that is aware of the context of said user device (UE; 500; 900); said stand-alone query node (QN; 540) arranged to receive signaling, from said first access network (Access A; 510), about the context and UE specific information of said user device (UE; 500; 900); said stand-alone query node (QN; 540) further arranged to provide information (8:5), to a stand-alone access selection node (ASN; 550), about the context and UE specific information of said user device (UE; 500; 900) in said first access network (Access A; 510) based on said user device identifier; said stand-alone query node (QN; 540) further arranged to provide Radio Access Network, RAN, related parameters of the first access network (Access A; 510) to said stand-alone access selection node (ASN; 550) and said authentication node (AN; 530) further arranged to provide Radio Access Network, RAN, parameters of the second access network (Access B; 520) to said stand-alone access selection node (ASN; 500); and said stand-alone access selection node (ASN; 550) arranged to generate an access selection decision for the access sought by said user device (UE; 500; 900) to said second access network (Access B; 520) based on at least one of: the provided context information of said user device (UE; 500; 900), the provided RAN related parameters, and the UE specific information provided from said user device (UE; 500; 900), and wherein said stand-alone access selection node (ASN; 550) is arranged to inform at least one of: said authentication node (AN; 530) and said user device (UE; 500; 900) about said access selection decision. an authentication node (AN; 530) arranged to identify (8:3) said user device (UE; 500; 900), when seeking access to said second access network (Access B; 520), through a user device identifier for said user device (UE; 500; 900), wherein said user device identifier is associated with said first access network (Access A; 510); said authentication node (AN; 530) further arranged to locate a context of said user device (UE; 500; 900) in said first access network (Access A; 510) based on said user device identifier, by querying a stand-alone query node (QN; 540) that is aware of the context of said user device (UE; 500; 900); said stand-alone query node (QN; 540) arranged to receive signaling, from said first access network (Access A; 510), about the context and UE specific information of said user device (UE; 500; 900); said stand-alone query node (QN; 540) further arranged to provide information (8:5), to a stand-alone access selection node (ASN; 550), about the context and UE specific information of said user device (UE; 500; 900) in said first access network (Access A; 510) based on said user device identifier; said stand-alone query node (QN; 540) further arranged to provide Radio Access Network, RAN, related parameters of the first access network (Access A; 510) to said stand-alone access selection node (ASN; 550) and said authentication node (AN; 530) further arranged to provide Radio Access Network, RAN, parameters of the second access network (Access B; 520) to said stand-alone access selection node (ASN; 500); and said stand-alone access selection node (ASN; 550) arranged to generate an access selection decision for the access sought by said user device (UE; 500; 900) to said second access network (Access B; 520) based on at least one of: the provided context information of said user device (UE; 500; 900), the provided RAN related parameters, and the UE specific information provided from said user device (UE; 500; 900), and wherein said stand-alone access selection node (ASN; 550) is arranged to inform at least one of: said authentication node (AN; 530) and said user device (UE; 500; 900) about said access selection decision.