diff --git a/configuration/config.rst b/configuration/config.rst
index 2189179..63cd9be 100644
--- a/configuration/config.rst
+++ b/configuration/config.rst
@@ -24,24 +24,113 @@
 
 Configuration
 -------------
+This Configuration describes what to configure at high level from RoC/SIMAPP. ConfigPod stores this configuration
+and publish to respective clients over grpc.
 
     - Network Slice Configuration
 
         - Configuration to create a slice of network
         - Slice contains the QoS configuration
         - Group of devices assigned to network slice
-        - Site configuration including UPF, eNBs/gNB assigned to the slice
+        - Site configuration including UPF, eNBs/gNBs assigned to the slice
 
     - Device Group Configuration
 
-        - Configuration of group of UEs
+        - Configuration of group of Devices/Subscribers
         - QoS required for the device group
-        - IP domain configuration for the group of devices
+        - IP domain configuration for the device group
 
-    - UE Provisioning
+    - Device/Subscriber Provisioning
 
-        - Configuration of IMSI and its security keys configuration
+        - Security keys for a subscriber or group of subscribers
 
 Sample Configuration
 --------------------
+Sample Network Slice Configuration through REST Interface
+  - Post:
+    URL: `http://<config-service-name-or-ip>:<port>/network-slice/<slice-name>`
+    Ex: `http://config5g:8080/network-slice/slice1`
+    Request Body:
+    {
+    "slice-id": {
+    "sst": "1",
+    "sd": "010203"
+    },
+    "qos": {
+    "uplink": 4000000,
+    "downlink": 20000000,
+    "bitrate-unit": "Mbps",
+    "traffic-class": "platinum"
+    },
+    "site-device-group": [
+    "iot-camera"
+    ],
+    "site-info": {
+    "site-name": "menlo",
+    "plmn": {
+    "mcc": "315",
+    "mnc": "010"
+    },
+    "gNodeBs": [
+    {
+    "name": "menlo-gnb1",
+    "tac": 1
+    }
+    ],
+    "upf": {
+    "upf-name": "upf.menlo.aetherproject.org",
+    "upf-port": 8805
+    }
+    },
+    "deny-applications": [
+    "iot-app2"
+    ],
+    "permit-applications": [
+    "iot-app"
+    ],
+    "applications-information": [
+    {
+    "app-name": "iot-app",
+    "endpoint": "1.1.1.1/32",
+    "start-port": 40000,
+    "end-port": 40000,
+    "protocol": 17
+    }
+    ]
+    }
 
+  - Delete
+    URL: `http://<config-service-name-or-ip>:<port>/network-slice/<slice-name>`
+    Ex: `http://config5g:8080/network-slice/slice1`
+
+Sample Device Group Configuration through REST Interface
+  - Post:
+    URL: `http://<config-service-name-or-ip>:<port>/device-group/<group-name>`
+    Ex: `http://config5g:8080/device-group/iot-camera`
+    Request Body:
+    {
+    "imsis": [
+    "123456789123456"
+    "123456789123457"
+    "123456789123458"
+    ],
+    "site-info": "menlo",
+    "ip-domain-name": "pool1",
+    "ip-domain-expanded": {
+    "dnn": "internet",
+    "ue-ip-pool": "10.91.0.0/16",
+    "dns-primary": "8.8.8.8",
+    "dns-secondary": "8.8.4.4",
+    "mtu": 1460,
+    "ue-dnn-qos": {
+    "dnn-mbr-uplink": 4000000,
+    "dnn-mbr-downlink": 20000000,
+    "bitrate-unit": "Mbps",
+    "traffic-class": "platinum"
+    }
+    }
+    }
+
+  - Delete
+    URL: `http://<config-service-name-or-ip>:<port>/device-group/<group-name>`
+    Ex: `http://config5g:8080/device-group/iot-camera`
diff --git a/dict.txt b/dict.txt
index afe2469..8708031 100644
--- a/dict.txt
+++ b/dict.txt
@@ -77,6 +77,31 @@
 Deregister
 ransim
 Ue
+mnc
+mcc
+dnn
+ue-dnn-qos
+qos
+menlo
+imsis
+ue
+mbr
+uplink
+downlink
+iot
+sst
+sd
+ip
+bitrate
+dns
+Mbps
+plmn
+gnb
+tac
+gNodeBs
+RoC
+mtu
+aetherproject
 Reachability
 SoR
 IDmap