To get oaisim work with OAI EPC

- fix the run_enb_ue_virt_s1 script
  - change the Ki value back to the one used

cmake_targets/tools/run_enb_ue_virt_s1

@@ -252,7 +252,7 @@ function main()
   # Check table 200 lte in /etc/iproute2/rt_tables
   fgrep lte /etc/iproute2/rt_tables  > /dev/null
   if [ $? -ne 0 ]; then
-    bash -c echo "200 lte " >> /etc/iproute2/rt_tables
+    echo "200 lte " >> /etc/iproute2/rt_tables
   fi
   ip rule add fwmark 1 table lte 
   ifconfig oip1 up

openair3/NAS/UE/API/USIM/usim_api.c

@@ -77,7 +77,8 @@ Description Implements the API used by the NAS layer to read/write
  * Subscriber authentication security key
  */
 #define USIM_API_K_SIZE         16
-#define USIM_API_K_VALUE        "fec86ba6eb707ed08905757b1bb44b8f"
+//#define USIM_API_K_VALUE        "fec86ba6eb707ed08905757b1bb44b8f"
+#define USIM_API_K_VALUE        "8BAF473F2F8FD09487CCCBD7097C6862"
 
 static uint8_t _usim_api_k[USIM_API_K_SIZE];