Fortigate LTE sensor addition (#13977)

* Update Fortigate OS model to include 4G/LTE stats

* Add Fortigate 60F_3G4G test data

* zero interface counters in fortigate_60f3g4g.snmprec

includes/definitions/discovery/fortigate.yaml

@@ -62,6 +62,21 @@ modules:
                     states:
                         - { value: 1, descr: Disabled, graph: 1, generic: 3 }
                         - { value: 2, descr: Enabled, graph: 1, generic: 0 }
+
+                -
+                    oid: fdLteSessConnStat
+                    num_oid: '.1.3.6.1.4.1.12356.101.19.5.1.1.4.{{ $index }}'
+                    index: 'fdLteSessConnStat.{{ $index }}'
+                    descr: "LTE Session Status"
+                    group: LTE Modem
+                    value: fdLteSessConnStat
+                    states:
+                        - { value: 0, descr: Unknown, graph: 1, generic: 3 }
+                        - { value: 1, descr: Disconnected, graph: 1, generic: 2 }
+                        - { value: 2, descr: Connected, graph: 1, generic: 0 }
+                        - { value: 3, descr: Suspended, graph: 1, generic: 2 }
+                        - { value: 4, descr: Authenticating, graph: 1, generic: 1 }
+
         count:
             data:
                 -
@@ -84,3 +99,26 @@ modules:
                     group: VPN
 
 
+        signal:
+            data:
+                -
+                    oid: fgSignalInfoTable
+                    value: fgWcdmaRssi
+                    num_oid: '.1.3.6.1.4.1.12356.101.19.3.1.1.9.{{ $index }}'
+                    descr: 'LTE Modem WCDMA RSSI'
+                    index: 'fgWcdmaRssi.{{ $index }}'
+                    low_limit: -100
+                    low_warn_limit: -86
+                    warn_limit: -40
+                    high_limit: -30
+                -
+                    oid: fgSignalInfoTable
+                    value: fgLteRssi
+                    num_oid: '.1.3.6.1.4.1.12356.101.19.3.1.1.11.{{ $index }}'
+                    descr: 'LTE Modem LTE RSSI'
+                    index: 'fgLteRssi.{{ $index }}'
+                    low_limit: -95
+                    low_warn_limit: -85
+                    warn_limit: -30
+                    high_limit: -20
+