Aborted Server due to 'send ENETUNREACH'
**Description**
Every so often, usually once per week, my HOOBS shutdown with the sequence of log file entries show below.

I found this reference regarding this error and node.js but it says it was fixed in a version of node that precedes my version.
https://github.com/nodejs/help/issues/2675

**Version**
Please include the version of HOOBS you are using.
HOOBS Version | 3.3.1
Node Version | 14.15.1

**Did you upgrade**
Please let us know if you upgraded from a previous version.
- [ ] Yes
- [X ] No

**Pervious version**
If you upgraded, please let us know your previous version.
I believe it was 3.2.9

**Did you orginally upgrade to HOOBS 3 from HOOBS 2.1.1?**
Did you perform an upgrade from HOOBS 2.1.1? Some things are different.
- [ ] Yes
- [X ] No

**What device are you using?**
Please let us know the device you are running HOOBS on.
- [ ] HOOBS Box
- [ ] HOOBS SD Card
- [ X] Custom Install

**If this is a custom install, what's your operating system?**
Please let us know what operating system and version you are using. Ex. Fedora 30 or macOS Catalina.
Raspian on a PI4

**List your plugins**
Please include a list of the plugins you are using. We need to be able to find it on NPM. If the plugin is no published, please include a link to the repository.
SmartThings
Ring
Powerloss Pushover Notifier
Platform Wemo
Ewelink
myQ

**Post your config**
This can be found in the interface, Configuration -> Advanced or you can get it via SSH `cat ~/.hoobs/etc/config.json`

* Remove any passwords from the config file. This is public.

```
{
    "server": {
        "port": 80,
        "origin": "*",
        "autostart": 0,
        "home_setup_id": "X-HM://0023ISYWYF055",
        "polling_seconds": 5
    },
    "client": {
        "default_route": "status",
        "inactive_logoff": 30,
        "theme": "hoobs-light",
        "locale": "en",
        "temp_units": "fahrenheit",
        "country_code": "US",
        "postal_code": "94040",
        "latitude": "",
        "longitude": ""
    },
    "bridge": {
        "name": "HOOBS",
        "port": 51826,
        "pin": "031-XX-XXXX",
        "username": "77:05:DD:22:XX:XX"
    },
    "description": "Hoobs Bridge PI4 Based Device",
    "ports": {},
    "accessories": [
        {
            "accessory": "PowerlossPushoverNotifier",
            "name": "PowerlossPushoverNotifier",
            "token": "XXXX",
            "user": "XXXX",
            "plugin_map": {
                "plugin_name": "homebridge-powerloss-pushover-notifier",
                "index": 0
            }
        }
    ],
    "platforms": [
        {
            "platform": "Ring",
            "plugin_map": {
                "plugin_name": "homebridge-ring"
            },
            "refreshToken": "XXXX",
            "alarmOnEntryDelay": false,
            "hideLightGroups": true,
            "hideDoorbellSwitch": true,
            "hideCameraMotionSensor": false,
            "hideCameraSirenSwitch": false,
            "hideInHomeDoorbellSwitch": true,
            "hideAlarmSirenSwitch": false,
            "hideUnsupportedServices": true,
            "showPanicButtons": false
        },
        {
            "platform": "SmartThings-v2",
            "plugin_map": {
                "plugin_name": "homebridge-smartthings"
            },
            "name": "SmartThings-v2",
            "direct_port": 8000,
            "temperature_unit": "F",
            "validateTokenId": false,
            "logConfig": {
                "debug": false,
                "showChanges": false,
                "hideTimestamp": true,
                "hideNamePrefix": true,
                "file": {
                    "enabled": true,
                    "level": "Good"
                }
            },
            "communityUserName": " Homebridge v2",
            "app_url": "https://graph-na04-useast2.api.smartthings.com:443/api/smartapps/installations/",
            "app_id": "XXXX",
            "access_token": "XXXX"
        },
        {
            "platform": "myQ",
            "plugin_map": {
                "plugin_name": "homebridge-myq"
            },
            "email": "XXXX",
            "password": "XXXX",
            "name": "Garage"
        },
        {
            "platform": "eWeLink",
            "plugin_map": {
                "plugin_name": "homebridge-ewelink"
            },
            "name": "eWeLink",
            "debug": false,
            "debugReqRes": false,
            "disableHTTPRefresh": false,
            "disablePlugin": false,
            "inUsePowerThreshold": 0,
            "hideTHSwitch": false,
            "lowBattThreshold": 25,
            "sensorTimeDifference": 120,
            "hideZBLDPress": false,
            "resetRFBridge": false,
            "countryCode": "001",
            "username": "XXXX",
            "password": "XXXX"
        },
        {
            "platform": "BelkinWeMo",
            "plugin_map": {
                "plugin_name": "homebridge-platform-wemo"
            },
            "name": "Wemo",
            "debug": false,
            "disableDiscovery": false,
            "discoveryInterval": 30,
            "disableDeviceLogging": true,
            "disablePlugin": false,
            "noMotionTimer": 60,
            "doorOpenTimer": 20
        }
    ]
}```

**Post your log**
You can get the log from the intercafe. This is in the Log section.

```
12/7/2020, 5:24:17 PM Error: send ENETUNREACH 224.0.0.251:5353
    at doSend (dgram.js:692:16)
    at defaultTriggerAsyncIdScope (internal/async_hooks.js:429:12)
    at afterDns (dgram.js:638:5)
    at processTicksAndRejections (internal/process/task_queues.js:81:21)
12/7/2020, 5:24:17 PM ERROR: uncaughtException: send ENETUNREACH 224.0.0.251:5353
12/7/2020, 5:24:17 PM Error: send ENETUNREACH 224.0.0.251:5353
12/7/2020, 5:24:17 PM at doSend (dgram.js:692:16)
12/7/2020, 5:24:17 PM at defaultTriggerAsyncIdScope (internal/async_hooks.js:429:12)
12/7/2020, 5:24:17 PM at afterDns (dgram.js:638:5)
12/7/2020, 5:24:17 PM at processTicksAndRejections (internal/process/task_queues.js:81:21)
12/7/2020, 5:24:17 PM Got SIGTERM, shutting down Bridge...```

**Additional context**
I do run a firewall (UFW) but only block inbound ports and allow all outgoing...
