[OpenWrt-Devel] [PATCH] comgt: add ncm proto support

[Matti Laakso]

Hi Sami,

> Well this is what John told me:
>
> "try /dev/cdc-wdm0 as a device or simply do
>
> config interface
> option proto wwan
> option apn opengate
>
> the new wwan proto will automagically detect your needed prot and device"
>
>
> I had also tried this and variations, but same resuls:
>
> config interface 'wan'
>         option proto 'ncm'
>         option apn 'opengate'
>         option device '/dev/ttyUSB1'
>
> Mon Oct 20 12:46:52 2014 daemon.notice netifd: wan (4251): Timeout
> running AT-command
> Mon Oct 20 12:46:52 2014 daemon.notice netifd: wan (4251): ncm[4251]
> Failed to initialize modem
> Mon Oct 20 12:46:52 2014 daemon.notice netifd: wan (4401): Command
> failed: Permission denied
> Mon Oct 20 12:46:52 2014 daemon.notice netifd: wan (4401): ncm[4401]
> Stopping network
> Mon Oct 20 12:46:52 2014 daemon.notice netifd: wan (4401): Can't open device .
> Mon Oct 20 12:46:52 2014 daemon.notice netifd: wan (4401): ncm[4401]
> Failed to disconnect
> Mon Oct 20 12:46:52 2014 daemon.notice netifd: Interface 'wan' is now down

I think John introduced a typo when committing my patch:
in file package/network/utils/comgt/files/runcommand.gcom on line 11
there is

send "^n"

which should be

send "^m"

Try to change that.

Matti

>
> On Thu, Oct 23, 2014 at 10:20 AM, Bjørn Mork <bjorn at mork.no <https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-devel>> wrote:
> >/ Sami Olmari <sami at olmari.fi <https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-devel>> writes:
> />/
> />>/         option proto 'wwan'
> />/
> />/ I don't know much about how this is supposed to work (don't have any
> />/ Huawei NCM modem), but I do see this in the patch posted earlier in this
> />/ thread:
> />/
> />>/ diff --git a/package/network/utils/comgt/files/3g.usb
> />>/ b/package/network/utils/comgt/files/3g.usb
> />>/ index fd6837e..ac8326b 100644
> />>/ --- a/package/network/utils/comgt/files/3g.usb
> />>/ +++ b/package/network/utils/comgt/files/3g.usb
> />>/ @@ -8,7 +8,7 @@ find_3g_iface() {
> />>/
> />>/       local proto
> />>/       config_get proto "$cfg" proto
> />>/ -     [ "$proto" = 3g ] || return 0
> />>/ +     [ "$proto" = 3g ] || [ "$proto" = ncm ] || return 0
> />>/
> />>/       # bypass state vars here because 00-netstate could clobber .device
> />>/       local dev=$(uci_get network "$cfg" device)
> />/
> />/
> />/ which might explain stuff?
> />/
> />/
> />/ Bjørn/
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