UE: add PCO in PDN Connectivity Request message
Add the PCO so that MME allocates the IP address accordingly. The protocol ID known as "IP address allocation via NAS signalling" is assigned.
Otherwise, the OAI UE will always has IP address set to 0.0.0.0
This has tested with OAI eNB with S1 interface using OAI EPC.
Reference: http://www.sharetechnote.com/html/Handbook_LTE_ProtocolConfigurationOption.html
This patch is merged with Cedric's patch and tested.
Signed-off-by: Chun-Yeow Yeoh yeow@tmrnd.com.my Signed-off-by: Cedric Roux Cedric.Roux@eurecom.fr