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#1 2013-08-10 19:30:09

kultex
Administrator
Registered: 2011-03-28
Posts: 1,175

devel-questions: route and usb_modeswitch

I deleted my last post, because nobody was answering and add one more detail:

1) why usb_modeswitch does not switch the modem automatic...

there is a config file for the Huawei E353

/etc/usb_modeswitch.d/12d1:1f01 and there are the lines in

/etc/udev/rules.d/40-usb_modeswitch.rules

# Huawei E353 (3.se)

ATTR{idVendor}=="12d1", ATTR{idProduct}=="1f01", RUN+="usb_modeswitch '%b/%k'"

but it shows up as CD-Rom

only when I run:

root@slitaz:/home/tux# usb_modeswitch -v 0x12d1 -p 0x1f01 -V 0x12d1 -P 0x14db -M

"55534243123456780000000000000a11062000000000000100000000000000"

it switches - what is the problem??? - sorry I dont find it

2) THERE IS A PROBLEM WITH ROUTE:

why lo is set to 127.0.0.1? - normally in linux it is set to 127.0.0.0

and when I run route, it gives a netmask of 255.255.255.255 for 127.0.0.1, which is also quite strange!!!

root@slitaz:/home/tux# ifconfig

eth2      Link encap:Ethernet  HWaddr 58:2C:80:13:92:63

          inet addr:192.168.1.100  Bcast:192.168.1.255  Mask:255.255.255.0

          inet6 addr: fe80::5a2c:80ff:fe13:9263/64 Scope:Link

          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1

          RX packets:7059 errors:0 dropped:0 overruns:0 frame:0

          TX packets:5722 errors:0 dropped:0 overruns:0 carrier:0

          collisions:0 txqueuelen:1000

          RX bytes:6074833 (5.7 MiB)  TX bytes:601358 (587.2 KiB)

lo        Link encap:Local Loopback

          inet addr:127.0.0.1  Mask:255.0.0.0

          inet6 addr: ::1/128 Scope:Host

          UP LOOPBACK RUNNING  MTU:16436  Metric:1

          RX packets:0 errors:0 dropped:0 overruns:0 frame:0

          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0

          collisions:0 txqueuelen:0

          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

root@slitaz:/home/tux# route

Kernel IP routing table

Destination     Gateway         Genmask         Flags Metric Ref    Use Iface

default         hi.link         0.0.0.0         UG    0      0        0 eth2

127.0.0.1       *               255.255.255.255 UH    0      0        0 lo

192.168.1.0     *               255.255.255.0   U     0      0        0 eth2

only when I change lo to 127.0.0.0 and correct the netmask to 255.0.0.0 for lo, I can connect to the internet

root@slitaz:/home/tux# route add -net 127.0.0.0 netmask 255.0.0.0 dev lo

root@slitaz:/home/tux# route

Kernel IP routing table

Destination     Gateway         Genmask         Flags Metric Ref    Use Iface

default         hi.link         0.0.0.0         UG    0      0        0 eth2

127.0.0.0       *               255.0.0.0       U     0      0        0 lo

192.168.1.0     *               255.255.255.0   U     0      0        0 eth2

root@slitaz:/home/tux#

I think, this should be corrected for 5.0 as we said to have UMTS support..... because:

Huawei Modems E173u-2, E303, E353, E392, E5830/E5830S, E1820, E5832, E3131, ZTE (Vodafone) K3770-Z, K4510-Z, K3806-Z, K3805-Z are using the cdc_ether driver and I am shure there are some more.....

Thomas

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#2 2013-08-11 09:42:36

Trixar_za
Administrator
Registered: 2011-03-29
Posts: 1,506

Re: devel-questions: route and usb_modeswitch

I have to ask... how does it work with sakis3g with bash installed? Try changing "option" to "cdc_ether" - also as a side-note, not all the modems you listed need cdc_ether to work because some can still use dial mode to connect. Incidentally, it seems to be a common Linux issue with recently updated distros - arch and ubuntu being the two that had a similiar issue according to google.

I'm being forced to move to SliTaz Cooking because my SliTaz 4 install broke by making the mouse pointer disappear, so cooking's issues will soon be mine too. I'll probably update sakis3g to the latest usb_modeswitch and database (new versions was released on the 7th for both) once I'm settled.

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#3 2013-08-12 16:36:59

kultex
Administrator
Registered: 2011-03-28
Posts: 1,175

Re: devel-questions: route and usb_modeswitch

I found the error for route:

in /etc/init.d/network.sh - it should be like this:

    # Configure loopback interface.

    echo -n "Configuring loopback..."

    /sbin/ifconfig lo 127.0.0.1 up

    /sbin/route add -net 127.0.0.0 netmask 255.0.0.0 dev lo

now evrything looks good

root@slitaz:/home/tux# route

Kernel IP routing table

Destination     Gateway         Genmask         Flags Metric Ref    Use Iface

default         10.22.2.1       0.0.0.0         UG    0      0        0 eth1

10.22.2.0       *               255.255.255.0   U     0      0        0 eth1

127.0.0.0       *               255.0.0.0       U     0      0        0 lo

root@slitaz:/home/tux#

not only for UMTS - also wifi - all the redirectig sits, where you have the accept button to get internet, did not work.....

Thomas

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