qmi-network@.service
There seems to be a sweet-spot for devices with regards to timings. Too slow and you get failures, too fast & you also get failures!!
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@ -10,26 +10,13 @@ Description=qmi-network for cdc-wdm%i device
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Before=freepbx.service
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Before=asterisk.service
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After=sys-subsystem-net-devices-wwan%i.device
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Wants=sys-subsystem-net-devices-wwan%i.device
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Requires=sys-subsystem-net-devices-wwan%i.device
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[Service]
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Type=simple
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Restart=always
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TimeoutSec=300s
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# Leave the following blank/as-is for auto-detection.
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# Internet APN.
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Environment=APN=""
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# APN Username.
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Environment=APN_USER=""
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# APN Password.
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Environment=APN_PASS=""
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# IP type is usually 4, 6 or 4|6.
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Environment=IP_TYPE="4|6"
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# Change to yes to use qmi proxy.
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Environment=PROXY="no"
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# Make sure the state is cleared before starting.
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ExecStartPre=-rm /tmp/qmi-network-state-cdc-wdm%i
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@ -39,17 +26,17 @@ ExecStartPre=networkctl down wwan%i
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# Raw IP must be enabled.
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ExecStartPre=sh -c "echo 'Y' | tee /sys/class/net/wwan%i/qmi/raw_ip"
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# Start the network via qmi-network scripts.
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# As some networks and/or devices take a long time to connect we should
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# give it some time to be ready before starting the connection process.
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ExecStartPre=-sh -e -c "sleep 60; qmi-network /dev/cdc-wdm%i start"
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# Bring up the network.
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ExecStartPre=networkctl up wwan%i
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# Start the network via qmi-network scripts.
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# As some networks and/or devices take a long time to connect we should
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# give it some time to be ready before starting the connection process.
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ExecStartPre=-sh -e -c "sleep 5; qmi-network /dev/cdc-wdm%i start && sleep 5;"
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# Small loop as the main process to watchdog the connection.
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# (NOTE: DHCP must be given a little time to settle before pinging).
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ExecStart=sh -e -c "sleep 10; while true; do ping -w 120 -I wwan%i -c 5 one.one.one.one; sleep 300; done;"
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ExecStart=sh -e -c "while true; do ping -w 60 -I wwan%i -c 5 one.one.one.one; sleep 60; done;"
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# Stop.. DOWN TIME!
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ExecStop=networkctl down wwan%i
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