Usage

# create the ipsec link required
ip link add ipsec0 type vti local LOCAL_UE_IP remote N3IWF_IP key 5
ip link set ipsec0 up

# execute UE in background
./ue &

# trigger initial registration procedure
./src/ue/trigger_initial_request.sh
    
Options:
  --ue_addr         address in which the UE is listening to trigger procedures
  --ue_port         port in which the UE is listening to trigger procedures
  --scheme          [https|http]
  --n3iwf_address   address of the n3iwf
  --supi_or_suci    unique subscriber identifier
  --k               key
  --opc             operator code
  --ike_bind_addr   address to bind UE IKE to