Question: In EPS to 5GS Idle mode mobility using N26 interface with data forwarding and I-SMF insertion, what is replaced by I-SMF?
Option 1: H-SMF
Option 2: V-CN Tunnel Info
Option 3: V-SMF
Option 4: UPF(PSA)
Explanation: In the context of EPS to 5GS Idle mode mobility using N26 interface with data forwarding and I-SMF insertion, V-SMF is replaced by I-SMF. This replacement is part of the modifications made to the procedure "EPS to 5GS Idle Mobility using N26 interface with data forwarding" for the home routed-roaming case.