diff --git a/docs/reference/sgw-exp.cdr b/docs/reference/sgw-exp.cdr
new file mode 100644
index 0000000..0b0d7cc
--- /dev/null
+++ b/docs/reference/sgw-exp.cdr
@@ -0,0 +1,34 @@
+             accessPointNameNI  =  ylapn1.com
+                    pdpPDNType  =  0x0001
+           servedPDPPDNAddress  =  200.200.1.9
+            dynamicAddressFlag  =  1
+          listOfTrafficVolumes  =  {{VolUpLk:571 VolDnLk:1488 ChangeCon:Record Closure ChangeTime:2012-05-10 09:34:47+09:00 qCI:7 ePCQoSInformation:maxRequestedBandwithUL:0 maxRequestedBandwithDL:0 guaranteedBitrateUL:0 guaranteedBitrateDL:0 aRP:9}}
+             recordOpeningTime  =  2012-05-10 09:34:45+09:00
+                      duration  =  2
+            causeForRecClosing  =  Normal Release
+                   diagnostics  =  ManufacturerSpecificCause:1
+          recordSequenceNumber  =  Empty value
+                        nodeID  =  isp.com
+              recordExtensions  =  Empty value
+           localSequenceNumber  =  50
+              apnSelectionMode  =  MS or Network Provided Subscription Verified
+                  servedMSISDN  =  12341234
+       chargingCharacteristics  =  Prepaid service
+             chChSelectionMode  =  servingNodeSupplied
+           iMSsignalingContext  =  Empty value
+     servingNodePLMNIdentifier  =  26201
+                  servedIMEISV  =  1234567890123456
+                       rATType  =  6
+                    mSTimeZone  =  GMT+02:30,+1H DST
+       userLocationInformation  =  MCC:262,MNC:01,TAC:0x4321 MCC:262,MNC:01,ECI:0x1ABCDEF
+      cAMELChargingInformation  =  Empty value
+                     sGWChange  =  Empty value
+               servingNodeType  =  {{ servingNodeType:mME }}
+                pGWAddressUsed  =  Empty value
+             pGWPLMNIdentifier  =  Empty value
+                     startTime  =  Empty value
+                      stopTime  =  Empty value
+               pDNConnectionID  =  Empty value
+       iMSIunauthenticatedFlag  =  Empty value
+            userCSGInformation  =  Empty value
+        servedPDPPDNAddressExt  =  Empty value
\ No newline at end of file
diff --git a/extras/100-user-omcuser b/extras/100-user-omcuser
new file mode 100644
index 0000000..ce46ebd
--- /dev/null
+++ b/extras/100-user-omcuser
@@ -0,0 +1,20 @@
+# omc (ems) terminal host grant sudo privileges command
+omcuser ALL=(ALL) NOPASSWD: /usr/bin/dpkg
+omcuser ALL=(ALL) NOPASSWD: /bin/sed
+omcuser ALL=(ALL) NOPASSWD: /usr/bin/tee
+omcuser ALL=(ALL) NOPASSWD: /bin/mv
+omcuser ALL=(ALL) NOPASSWD: /bin/rm
+omcuser ALL=(ALL) NOPASSWD: /bin/cp
+omcuser ALL=(ALL) NOPASSWD: /bin/mkdir
+omcuser ALL=(ALL) NOPASSWD: /usr/bin/touch
+omcuser ALL=(ALL) NOPASSWD: /bin/chmod
+omcuser ALL=(ALL) NOPASSWD: /bin/chown
+omcuser ALL=(ALL) NOPASSWD: /usr/bin/ssh
+omcuser ALL=(ALL) NOPASSWD: /usr/bin/scp
+omcuser ALL=(ALL) NOPASSWD: /bin/systemctl
+omcuser ALL=(ALL) NOPASSWD: /usr/sbin/service
+omcuser ALL=(ALL) NOPASSWD: /usr/bin/zip
+omcuser ALL=(ALL) NOPASSWD: /usr/bin/unzip
+omcuser ALL=(ALL) NOPASSWD: /usr/bin/test
+omcuser ALL=(ALL) NOPASSWD: /bin/uname
+