Setting up the Sierra MC7710 in Centos 7

Issues related to configuring your network
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beliy
Posts: 2
Joined: 2015/03/01 12:57:14

Setting up the Sierra MC7710 in Centos 7

Post by beliy » 2015/03/01 13:37:27

I have lte modem Sierra MC7710 in direct IP mode. This modem work well in windows, but im have problem with centos 7.
Centos 7 supported this device but i cant setting up him.
Im setting up modem with AT command and if use in minicom AT-command "at!scpaddr=1" than always can look my IPv4.
I add from nmtui new interface with this setting :

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TYPE=Ethernet
BOOTPROTO=dhcp
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=no
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
NAME=wwp0s20u9i7
UUID=bd4aa54a-c4c1-4830-bb87-2a920488857e
ONBOOT=yes
IPV6_PEERDNS=yes
IPV6_PEERROUTES=yes
HWADDR=2e:64:d0:93:01:07
PEERDNS=yes
PEERROUTES=yes
More info:

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lsusb
Bus 001 Device 002: ID 8087:8008 Intel Corp. 
Bus 002 Device 002: ID 8087:8000 Intel Corp. 
Bus 003 Device 002: ID 046d:c050 Logitech, Inc. RX 250 Optical Mouse
Bus 003 Device 003: ID 046d:c312 Logitech, Inc. DeLuxe 250 Keyboard
Bus 003 Device 004: ID 1199:68a3 Sierra Wireless, Inc. MC8700 Modem
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub

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modinfo sierra_net | grep 1199 | grep -i 68a3
alias:          usb:v1199p68A3d*dc*dsc*dp*ic*isc*ip*in0B*
alias:          usb:v1199p68A3d*dc*dsc*dp*ic*isc*ip*in0A*
alias:          usb:v1199p68A3d*dc*dsc*dp*ic*isc*ip*in07*

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ifconfig -a
enp2s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 111.111.111.111  netmask 255.255.255.255  broadcast 111.111.111.111
        inet6 fe80::7627:eaff:fed3:3881  prefixlen 64  scopeid 0x20<link>
        ether 74:27:ea:d3:38:81  txqueuelen 1000  (Ethernet)
        RX packets 174  bytes 19108 (18.6 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 116  bytes 15306 (14.9 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        inet6 ::1  prefixlen 128  scopeid 0x10<host>
        loop  txqueuelen 0  (Local Loopback)
        RX packets 8  bytes 1104 (1.0 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 8  bytes 1104 (1.0 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

wwp0s20u9i7: flags=4226<BROADCAST,NOARP,MULTICAST>  mtu 1500
        ether e2:73:3d:ba:01:07  txqueuelen 1000  (Ethernet)
        RX packets 0  bytes 0 (0.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 0  bytes 0 (0.0 B)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
ether always change after restart network

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systemctl restart network
Job for network.service failed. See 'systemctl status network.service' and 'journalctl -xn' for details.
[root@localhost network-scripts]# systemctl status network.service
network.service - LSB: Bring up/down networking
   Loaded: loaded (/etc/rc.d/init.d/network)
   Active: failed (Result: exit-code) since Вск 2015-03-01 16:20:08 MSK; 4s ago
  Process: 4075 ExecStart=/etc/rc.d/init.d/network start (code=exited, status=1/FAILURE)

Мар 01 16:20:08 localhost.localdomain network[4075]: RTNETLINK answers: File exists
Мар 01 16:20:08 localhost.localdomain network[4075]: RTNETLINK answers: File exists
Мар 01 16:20:08 localhost.localdomain network[4075]: RTNETLINK answers: File exists
Мар 01 16:20:08 localhost.localdomain network[4075]: RTNETLINK answers: File exists
Мар 01 16:20:08 localhost.localdomain network[4075]: RTNETLINK answers: File exists
Мар 01 16:20:08 localhost.localdomain network[4075]: RTNETLINK answers: File exists
Мар 01 16:20:08 localhost.localdomain network[4075]: RTNETLINK answers: File exists
Мар 01 16:20:08 localhost.localdomain systemd[1]: network.service: control process exited, code=exited status=1
Мар 01 16:20:08 localhost.localdomain systemd[1]: Failed to start LSB: Bring up/down networking.
Мар 01 16:20:08 localhost.localdomain systemd[1]: Unit network.service entered failed state.
In messages.log more:

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localhost kernel: sierra_net 3-9:1.7 wwp0s20u9i7: No coverage, 0x01
Pls help me setting up it.
Last edited by beliy on 2015/03/01 22:54:02, edited 1 time in total.
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beliy
Posts: 2
Joined: 2015/03/01 12:57:14

Re: Setting up the Sierra MC7710 in Centos 7

Post by beliy » 2015/03/01 18:21:49

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systemctl restart network 
Job for network.service failed. See 'systemctl status network.service' and 'journalctl -xn' for details.
[root@localhost log]# systemctl status network.service
network.service - LSB: Bring up/down networking
   Loaded: loaded (/etc/rc.d/init.d/network)
   Active: failed (Result: exit-code) since Вск 2015-03-01 21:21:38 MSK; 11s ago
  Process: 4348 ExecStart=/etc/rc.d/init.d/network start (code=exited, status=1/FAILURE)

Мар 01 21:21:38 localhost.localdomain network[4348]: RTNETLINK answers: File exists
Мар 01 21:21:38 localhost.localdomain network[4348]: RTNETLINK answers: File exists
Мар 01 21:21:38 localhost.localdomain network[4348]: RTNETLINK answers: File exists
Мар 01 21:21:38 localhost.localdomain network[4348]: RTNETLINK answers: File exists
Мар 01 21:21:38 localhost.localdomain network[4348]: RTNETLINK answers: File exists
Мар 01 21:21:38 localhost.localdomain network[4348]: RTNETLINK answers: File exists
Мар 01 21:21:38 localhost.localdomain network[4348]: RTNETLINK answers: File exists
Мар 01 21:21:38 localhost.localdomain systemd[1]: network.service: control process exited, code=exited status=1
Мар 01 21:21:38 localhost.localdomain systemd[1]: Failed to start LSB: Bring up/down networking.
Мар 01 21:21:38 localhost.localdomain systemd[1]: Unit network.service entered failed state.
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