Resource reservation problems on an internet Reservations must follow chan o Must interact with dynamic routin langes in route o Soft state-a set of state information at a router that expires unless refreshed End users periodically renew resource requests4 Resource Reservation Problems on an Internet Must interact with dynamic routing ◼ Reservations must follow changes in route Soft state – a set of state information at a router that expires unless refreshed ◼ End users periodically renew resource requests