Gammu and Samsung S4 : cannot detect phone, Error opening device, it doesn't exist.

Hello,
I try to use Galaxy S4 to send SMS from CentOS 7.
-According to http://fr.wammu.eu/phones/samsung/7110/  the phone is
supported.
-The phone is detected by centos:

*# lsusb*
Bus 001 Device 009: ID 04e8:6860 Samsung Electronics Co., Ltd GT-I9100
Phone [Galaxy S II], GT-I9300 Phone [Galaxy S III], GT-P7500 [Galaxy Tab
10.1]

*# ls -al  /dev/bus/usb/001/009 *
crw-rw-r-- 1 root root 189, 8 Feb  4 10:09 /dev/bus/usb/001/009

But whith gammu tool
*# gammu identify*
Error opening device, it doesn't exist.

*]# gammu-detect *
...
[gammu3]
device = /dev/ttyS3
name = Phone on serial port 3
connection = at

opening socket: No such device

I try to enter the phone configuration in "gammu-smsdrc" but sms are not
sent to phone:

*Gammu-smsdrc:*

[gammu]
#Phone configuration
PIN=0000
device = /dev/bus/usb/001/009
connection = at
synchronizetime = yes
...

# "All your base are belong to us" | *gammu-smsd-inject* TEXT 0630134220

*# systemctl status -l gammu-smsd.service *
gammu-smsd.service - SMS daemon for Gammu
   Loaded: loaded (/usr/lib/systemd/system/gammu-smsd.service; enabled)
   Active: *active* (running) since Thu 2016-02-04 10:20:09 CET; 8s ago
     Docs: man:gammu-smsd(1)

# daemon log file:
 gammu: [Device           - "/dev/bus/usb/001/007"]
Thu 2016/02/04 10:20:39 gammu-smsd[11700]: gammu: [Running on       -
Linux, kernel 3.10.0-123.el7.x86_64 (#1 SMP Mon Jun 30 12:09:22 UTC 2014)]
Thu 2016/02/04 10:20:39 gammu-smsd[11700]: gammu: [System error     - open
in serial_open, 2, "No such file or directory"]
Thu 2016/02/04 10:20:39 gammu-smsd[11700]: gammu: Init:GSM_TryGetModel
failed with error DEVICENOTEXIST[4]: Error opening device, it doesn't exist.
Thu 2016/02/04 10:20:39 gammu-smsd[11700]: Error at init connection: Error
opening device, it doesn't exist. (DEVICENOTEXIST[4])
Thu 2016/02/04 10:20:39 gammu-smsd[11700]: Going to 30 seconds sleep
because of too much connection errors


Best regards
Zorgui

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