2022-07-17 15:14:52 +02:00
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#!/bin/sh
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# Load linux kernel modules
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# For gsm serial console on /dev/ttyUSBx
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modprobe -v option
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# For Huawei CDC NCM ether card
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modprobe -v huawei_cdc_ncm
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2022-07-18 00:33:01 +02:00
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usb_modeswitch -v 0x12d1 -p 0x14fe -V 0x12d1 -P 0x1506 -J
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sleep 5
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# TODO need to wait that /dev/ttyUSB0 to be created
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2022-07-17 15:14:52 +02:00
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echo -ne "AT^NDISDUP=1,1,\"sl2sfr\"\r\n" > /dev/ttyUSB0
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2022-07-18 00:33:01 +02:00
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sleep 3
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# TODO need to wait until CONNECTED with 4G network
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udhcpc -i wwan0
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iptables -t nat -A POSTROUTING -o wwan0 -j MASQUERADE
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iptables -A FORWARD -i br0 -j ACCEPT
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iptables -t mangle -A FORWARD -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
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