Not getting IP Address after wds-start-network

[Kavula Suresh]

Thanks! With patch script update, it's working fine as expected.

Thanks once again.

Regards,

On Thu, Aug 6, 2015 at 4:45 PM, Aleksander Morgado <aleksander at aleksander.es
> wrote:

> Hey,
>
> On Thu, Aug 6, 2015 at 10:50 PM, Kavula Suresh <kavulas at gmail.com> wrote:
> > I have a problem with the Sierra MC7354 Modem and libqmi drivers. I can
> > establish connection with qmicli commands. After connecting network, I
> don’t
> > get ip from service provider (with dhclient wwan0) and disconnects
> network
> > after 1 or 2 minutes. Here is the command summary used:
> >
> > # qmicli -d /dev/cdc-wdm0 --wds-start-network=VZWINTERNET
> > --client-no-release-cid --wds-follow-network
> > [/dev/cdc-wdm0] Network started
> >         Packet data handle: '1137907944'
> >
> > Ctrl+C will stop the network
> > [/dev/cdc-wdm0] Connection status: 'connected'
> > [/dev/cdc-wdm0] Connection status: 'connected'
> > [/dev/cdc-wdm0] Connection status: 'connected'
> > [/dev/cdc-wdm0] Connection status: 'connected'
> > [/dev/cdc-wdm0] Connection status: 'connected'
> > [/dev/cdc-wdm0] Connection status: 'connected'
> > [/dev/cdc-wdm0] Connection status: 'disconnected'
> > [/dev/cdc-wdm0] Stopping after detecting disconnection
> > Network cancelled... releasing resources
> > error: couldn't stop network: QMI protocol error (26): 'NoEffect'
> > [/dev/cdc-wdm0] Client ID not released:
> >         Service: 'wds'
> >             CID: '9'
> >
> >
> >
> > After issuing command:
> >
> > ifconfig -a
> >
> > wwan0     Link encap:Ethernet  HWaddr 3A:65:0F:F1:01:E3
> >           inet6 addr: fe80::3865:fff:fef1:1e3/64 Scope:Link
> >           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
> >           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> >           TX packets:104 errors:0 dropped:0 overruns:0 carrier:0
> >           collisions:0 txqueuelen:1000
> >           RX bytes:0 (0.0 B)  TX bytes:32124 (31.3 KiB)
> >
> > and
> >
> >     # dhclient -d -4 wwan0
> > Internet Systems Consortium DHCP Client 4.1-ESV-R8
> > Copyright 2004-2013 Internet Systems Consortium.
> > All rights reserved.
> > For info, please visit https://www.isc.org/software/dhcp/
> >
> > Listening on LPF/wwan0/3a:65:0f:f1:01:e3
> > Sending on   LPF/wwan0/3a:65:0f:f1:01:e3
> > Sending on   Socket/fallback
> > DHCPDISCOVER on wwan0 to 255.255.255.255 port 67 interval 3
> > DHCPDISCOVER on wwan0 to 255.255.255.255 port 67 interval 5
> > DHCPDISCOVER on wwan0 to 255.255.255.255 port 67 interval 7
> > DHCPDISCOVER on wwan0 to 255.255.255.255 port 67 interval 8
> > DHCPDISCOVER on wwan0 to 255.255.255.255 port 67 interval 13
> > DHCPDISCOVER on wwan0 to 255.255.255.255 port 67 interval 8
> > DHCPDISCOVER on wwan0 to 255.255.255.255 port 67 interval 14
> > DHCPDISCOVER on wwan0 to 255.255.255.255 port 67 interval 3
> > No DHCPOFFERS received.
> > No working leases in persistent database - sleeping.
> >
> > Any suggestions would be help to make wwan0 broadband connection in
> forever
> > mode.
> >
>
> Assuming you're not using libqmi git master, go apply this patch here
> and retry ,please:
>
>
> http://cgit.freedesktop.org/libqmi/commit/?id=4a82bb9be84861e5098d1c1482b16f60b2b3e449
>
> The MC7354 shows up with 2 pairs of QMI+WWAN pairs; one of them is by
> default set to raw-ip; the other one is set to 802.3.The kernel driver
> expects it to be 802.3, so you'll need to either choose the QMI+WWAN
> pair which is already in 802.3, or otherwise, unconditionally switch
> to 802.3 before connecting (with that patch).
>
> Without more info that's what I would suggest to do for now.
>
> --
> Aleksander
> https://aleksander.es
>
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