bonjour,
j'ai un probleme d'installation de l'environement pour avoir acces en reseau a mon scanner;

voila le resultat de brscanconfig3 -d :
/* ****************************************** */[root@localhost ~]# brsaneconfig3 -d
-----------------------------
cat /etc/fstab

#
# /etc/fstab
# Created by anaconda on Wed Sep 17 12:05:48 2014
#
# Accessible filesystems, by reference, are maintained under '/dev/disk'
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
UUID=0bc3cc0d-0728-4890-8261-819a88ddbcc4 / ext4 defaults 1 1
UUID=7e8cba1d-8ede-4731-be18-825f2acab512 /home ext4 defaults 1 2
UUID=40a2f412-c154-45d0-961e-f88dedb6a73d /opt ext4 defaults 1 2
UUID=6750c9cf-3efe-491a-83fc-43a4f4d15b10 swap swap defaults 0 0
-----------------------------
sane-find-scanner

# sane-find-scanner will now attempt to detect your scanner. If the
# result is different from what you expected, first make sure your
# scanner is powered up and properly connected to your computer.

# No SCSI scanners found. If you expected something different, make sure that
# you have loaded a kernel SCSI driver for your SCSI adapter.

found USB scanner (vendor=0x08ff, product=0x1600 [Fingerprint Sensor]) at libusb:005:003
# Your USB scanner was (probably) detected. It may or may not be supported by
# SANE. Try scanimage -L and read the backend's manpage.

# Not checking for parallel port scanners.

# Most Scanners connected to the parallel port or other proprietary ports
# can't be detected by this program.
-----------------------------
ls -R -all /proc/bus/usb
ls: impossible d'accéder à /proc/bus/usb: Aucun fichier ou dossier de ce type
-----------------------------
cat /proc/bus/usb/devices
cat: /proc/bus/usb/devices: Aucun fichier ou dossier de ce type
-----------------------------
scanimage -L

No scanners were identified. If you were expecting something different,
check that the scanner is plugged in, turned on and detected by the
sane-find-scanner tool (if appropriate). Please read the documentation
which came with this software (README, FAQ, manpages).
-----------------------------
-----------------------------
/usr/local/Brother/sane/brsanenetdevice3.cfg:
DEVICE=dcp-9010cn , "DCP-9010CN" , 0x4f9:0x21e , IP-ADDRESS=192.168.1.21

-----------------------------
/usr/local/Brother/sane/Brsane3.ini:
[Support Model]


0x0206,14,2,"DCP-145C"
0x0204,14,2,"DCP-165C"
0x0205,13,2,"DCP-185C"
0x0201,14,2,"DCP-385C"
0x0200,14,2,"DCP-585CW"
0x01ff,13,2,"DCP-535CN"
0x01fe,14,1,"MFC-250C"
0x01fd,13,1,"MFC-290C"
0x01fb,13,1,"MFC-490CW"
0x01fa,13,1,"MFC-490CN"
0x01f9,13,1,"MFC-790CW"
0x01f8,13,1,"MFC-990CW"
0x01f7,14,1,"MFC-670CD"
0x01f6,13,1,"MFC-930CDN"
0x01f5,13,1,"MFC-5490CN"
0x01f4,13,1,"MFC-5890CN"
0x01f1,13,2,"DCP-6690CW"
0x01f3,13,1,"MFC-6490CW"
0x01f2,13,1,"MFC-6490CN"

0x01f0,13,1,"MFC-6890CDW"
0x01ef,13,1,"MFC-6890CN"

0x0207,14,2,"DCP-163C"
0x0208,14,2,"DCP-167C"
0x0203,14,2,"DCP-383C"
0x0202,14,2,"DCP-387C"
0x01fc,13,1,"MFC-297C"

0x01ee,1,1,"MFC-7450",131,4
0x01ed,1,1,"MFC-7840N",131,4
0x01eb,1,1,"MFC-7320",131,4
0x01ea,2,2,"DCP-7030",131,4
0x01e9,1,2,"DCP-7040",131,4
0x01e8,1,2,"DCP-7045N",131,4
0x01e7,1,1,"MFC-7340",131,4
0x01e6,1,1,"MFC-7440N",131,4
0x01e5,1,1,"MFC-7840W",131,4



0x0218,17,1,"DCP-8080DN",133,4
0x021f,117,1,"DCP-8085DN",133,4


0x0217,17,1,"MFC-8480DN",133,4

0x0215,117,1,"MFC-8890DW",133,4





[ModelTypeName]
1=MFC Scanner
2=DCP Scanner

[Driver]
scanfast24=0
NoUseCM=0
compression=1
Inqueue=32000
LogFile=0
xshift_c=0


-----------------------------
/usr/local/Brother/sane/models3/ext1.ini:
[Support Model]

0x0222,14,2,"DCP-195C"

0x0223,14,2,"DCP-365CN"
0x0224,14,2,"DCP-375CW"
0x0225,14,2,"DCP-395CN"

0x0229,13,1,"MFC-295CN"
0x022a,13,1,"MFC-495CW"
0x022c,13,1,"MFC-795CW"
0x0228,14,1,"MFC-255CW"
0x0236,14,2,"DCP-390CN"
0x0227,13,2,"DCP-595CN"
0x022b,13,1,"MFC-495CN"
0x022d,14,1,"MFC-675CD"
0x022e,14,1,"MFC-695CDN"
0x022f,14,1,"MFC-735CD"
0x0230,13,1,"MFC-935CDN"

0x021b,17,2,"DCP-8070D",133,4
0x021a,17,1,"MFC-8370DN",133,4
0x0219,117,1,"MFC-8380DN",133,4
0x023f,117,1,"MFC-8680DN",133,4

0x0216,117,1,"MFC-8880DN",133,4


0x021d,17,1,"MFC-9120CN"
0x021c,17,1,"MFC-9320CW"
0x0220,17,1,"MFC-9010CN"
0x021e,17,2,"DCP-9010CN"

-----------------------------
/usr/local/Brother/sane/models3/ext3.ini:
[Support Model]
0x01c9, 17,2,"DCP-9040CN",133,4
0x01ca, 17,1,"MFC-9440CN",133,4
0x01cb, 117,2,"DCP-9045CDN",133,4
0x01cc, 117,1,"MFC-9840CDW",133,4
0x01ec, 117,1,"MFC-9640CW",133,4

0x020d ,17,1,"MFC-9450CDN",133,4
0x020c ,17,2,"DCP-9042CDN",133,4

-----------------------------
/usr/local/Brother/sane/models3/ext4.ini:
[Support Model]

0x0257,13,2,"DCP-J715W"
0x025d,13,1,"MFC-J615W"

0x0254,14,2,"DCP-J315W"
0x025B,14,1,"MFC-J265W"
0x026B,13,1,"MFC-J630W"
-----------------------------
/usr/local/Brother/sane/models3/ext2.ini:
[Support Model]

0x23e,14,2,"DCP-197C"
0x235,14,2,"DCP-377CW"
0x23a,14,1,"MFC-257CW"

-----------------------------
/usr/local/Brother/sane/models3/ext5.ini:
[Support Model]

0x0258,13,2,"DCP-J715N"
0x025e,13,1,"MFC-J615N"
0x0256,14,2,"DCP-J515N"


0x240,13,1,"MFC-J950DN"
0x25f,14,1,"MFC-J700D"
0x260,14,1,"MFC-J800D"
0x261,14,1,"MFC-J850DN"

0x0278,13,1,"MFC-J410W"
0x026f,14,1,"MFC-J270W"
0x026e,14,1,"MFC-J855DN"
0x026d,14,1,"MFC-J805D"

0x234,14,2,"DCP-373CW"
0x239,14,1,"MFC-253CW"
0x253,14,2,"DCP-J125"
0x255,14,2,"DCP-J515W"
0x259,14,1,"MFC-J220"
0x25a,13,1,"MFC-J410"
0x25c,13,1,"MFC-J415W"


0x0276,13,1,"MFC-5895CW"
-----------------------------
MODEL:"DCP-195C",ID:0x4f9:0x222,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-365CN",ID:0x4f9:0x223,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-375CW",ID:0x4f9:0x224,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-395CN",ID:0x4f9:0x225,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-295CN",ID:0x4f9:0x229,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-495CW",ID:0x4f9:0x22a,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-795CW",ID:0x4f9:0x22c,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-255CW",ID:0x4f9:0x228,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-390CN",ID:0x4f9:0x236,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-595CN",ID:0x4f9:0x227,TYPE:13,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-495CN",ID:0x4f9:0x22b,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-675CD",ID:0x4f9:0x22d,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-695CDN",ID:0x4f9:0x22e,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-735CD",ID:0x4f9:0x22f,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-935CDN",ID:0x4f9:0x230,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-8070D",ID:0x4f9:0x21b,TYPE:17,2,RE:0x85,WE:0x4 CM:,,
MODEL:"MFC-8370DN",ID:0x4f9:0x21a,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
MODEL:"MFC-8380DN",ID:0x4f9:0x219,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
MODEL:"MFC-8680DN",ID:0x4f9:0x23f,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
MODEL:"MFC-8880DN",ID:0x4f9:0x216,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
MODEL:"MFC-9120CN",ID:0x4f9:0x21d,TYPE:17,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-9320CW",ID:0x4f9:0x21c,TYPE:17,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-9010CN",ID:0x4f9:0x220,TYPE:17,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-9010CN",ID:0x4f9:0x21e,TYPE:17,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-9040CN",ID:0x4f9:0x1c9,TYPE:17,2,RE:0x85,WE:0x4 CM:,,
MODEL:"MFC-9440CN",ID:0x4f9:0x1ca,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
MODEL:"DCP-9045CDN",ID:0x4f9:0x1cb,TYPE:17,2,RE:0x85,WE:0x4 CM:,,
MODEL:"MFC-9840CDW",ID:0x4f9:0x1cc,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
MODEL:"MFC-9640CW",ID:0x4f9:0x1ec,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
MODEL:"MFC-9450CDN",ID:0x4f9:0x20d,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
MODEL:"DCP-9042CDN",ID:0x4f9:0x20c,TYPE:17,2,RE:0x85,WE:0x4 CM:,,
MODEL:"DCP-J715W",ID:0x4f9:0x257,TYPE:13,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J615W",ID:0x4f9:0x25d,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-J315W",ID:0x4f9:0x254,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J265W",ID:0x4f9:0x25b,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J630W",ID:0x4f9:0x26b,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-197C",ID:0x4f9:0x23e,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-377CW",ID:0x4f9:0x235,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-257CW",ID:0x4f9:0x23a,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-J715N",ID:0x4f9:0x258,TYPE:13,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J615N",ID:0x4f9:0x25e,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-J515N",ID:0x4f9:0x256,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J950DN",ID:0x4f9:0x240,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J700D",ID:0x4f9:0x25f,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J800D",ID:0x4f9:0x260,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J850DN",ID:0x4f9:0x261,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J410W",ID:0x4f9:0x278,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J270W",ID:0x4f9:0x26f,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J855DN",ID:0x4f9:0x26e,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J805D",ID:0x4f9:0x26d,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-373CW",ID:0x4f9:0x234,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-253CW",ID:0x4f9:0x239,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-J125",ID:0x4f9:0x253,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-J515W",ID:0x4f9:0x255,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J220",ID:0x4f9:0x259,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J410",ID:0x4f9:0x25a,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-J415W",ID:0x4f9:0x25c,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-5895CW",ID:0x4f9:0x276,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-145C",ID:0x4f9:0x206,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-165C",ID:0x4f9:0x204,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-185C",ID:0x4f9:0x205,TYPE:13,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-385C",ID:0x4f9:0x201,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-585CW",ID:0x4f9:0x200,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-535CN",ID:0x4f9:0x1ff,TYPE:13,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-250C",ID:0x4f9:0x1fe,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-290C",ID:0x4f9:0x1fd,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-490CW",ID:0x4f9:0x1fb,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-490CN",ID:0x4f9:0x1fa,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-790CW",ID:0x4f9:0x1f9,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-990CW",ID:0x4f9:0x1f8,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-670CD",ID:0x4f9:0x1f7,TYPE:14,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-930CDN",ID:0x4f9:0x1f6,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-5490CN",ID:0x4f9:0x1f5,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-5890CN",ID:0x4f9:0x1f4,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-6690CW",ID:0x4f9:0x1f1,TYPE:13,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-6490CW",ID:0x4f9:0x1f3,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-6490CN",ID:0x4f9:0x1f2,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-6890CDW",ID:0x4f9:0x1f0,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-6890CN",ID:0x4f9:0x1ef,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-163C",ID:0x4f9:0x207,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-167C",ID:0x4f9:0x208,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-383C",ID:0x4f9:0x203,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-387C",ID:0x4f9:0x202,TYPE:14,2,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-297C",ID:0x4f9:0x1fc,TYPE:13,1,RE:0xffff,WE:0xffff CM:,,
MODEL:"MFC-7450",ID:0x4f9:0x1ee,TYPE:1,1,RE:0x83,WE:0x4 CM:,,
MODEL:"MFC-7840N",ID:0x4f9:0x1ed,TYPE:1,1,RE:0x83,WE:0x4 CM:,,
MODEL:"MFC-7320",ID:0x4f9:0x1eb,TYPE:1,1,RE:0x83,WE:0x4 CM:,,
MODEL:"DCP-7030",ID:0x4f9:0x1ea,TYPE:2,2,RE:0x83,WE:0x4 CM:,,
MODEL:"DCP-7040",ID:0x4f9:0x1e9,TYPE:1,2,RE:0x83,WE:0x4 CM:,,
MODEL:"DCP-7045N",ID:0x4f9:0x1e8,TYPE:1,2,RE:0x83,WE:0x4 CM:,,
MODEL:"MFC-7340",ID:0x4f9:0x1e7,TYPE:1,1,RE:0x83,WE:0x4 CM:,,
MODEL:"MFC-7440N",ID:0x4f9:0x1e6,TYPE:1,1,RE:0x83,WE:0x4 CM:,,
MODEL:"MFC-7840W",ID:0x4f9:0x1e5,TYPE:1,1,RE:0x83,WE:0x4 CM:,,
MODEL:,ID:0x4f9:0x1,TYPE:35,65535,RE:0xffff,WE:0xffff CM:,,
MODEL:"DCP-8080DN",ID:0x4f9:0x218,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
MODEL:"DCP-8085DN",ID:0x4f9:0x21f,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
MODEL:"MFC-8480DN",ID:0x4f9:0x217,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
MODEL:"MFC-8890DW",ID:0x4f9:0x215,TYPE:17,1,RE:0x85,WE:0x4 CM:,,
-----------------------------
0 "DCP-195C"
1 "DCP-365CN"
2 "DCP-375CW"
3 "DCP-395CN"
4 "MFC-295CN"
5 "MFC-495CW"
6 "MFC-795CW"
7 "MFC-255CW"
8 "DCP-390CN"
9 "DCP-595CN"
10 "MFC-495CN"
11 "MFC-675CD"
12 "MFC-695CDN"
13 "MFC-735CD"
14 "MFC-935CDN"
15 "DCP-8070D"
16 "MFC-8370DN"
17 "MFC-8380DN"
18 "MFC-8680DN"
19 "MFC-8880DN"
20 "MFC-9120CN"
21 "MFC-9320CW"
22 "MFC-9010CN"
23 "DCP-9010CN"
24 "DCP-9040CN"
25 "MFC-9440CN"
26 "DCP-9045CDN"
27 "MFC-9840CDW"
28 "MFC-9640CW"
29 "MFC-9450CDN"
30 "DCP-9042CDN"
31 "DCP-J715W"
32 "MFC-J615W"
33 "DCP-J315W"
34 "MFC-J265W"
35 "MFC-J630W"
36 "DCP-197C"
37 "DCP-377CW"
38 "MFC-257CW"
39 "DCP-J715N"
40 "MFC-J615N"
41 "DCP-J515N"
42 "MFC-J950DN"
43 "MFC-J700D"
44 "MFC-J800D"
45 "MFC-J850DN"
46 "MFC-J410W"
47 "MFC-J270W"
48 "MFC-J855DN"
49 "MFC-J805D"
50 "DCP-373CW"
51 "MFC-253CW"
52 "DCP-J125"
53 "DCP-J515W"
54 "MFC-J220"
55 "MFC-J410"
56 "MFC-J415W"
57 "MFC-5895CW"
58 "DCP-145C"
59 "DCP-165C"
60 "DCP-185C"
61 "DCP-385C"
62 "DCP-585CW"
63 "DCP-535CN"
64 "MFC-250C"
65 "MFC-290C"
66 "MFC-490CW"
67 "MFC-490CN"
68 "MFC-790CW"
69 "MFC-990CW"
70 "MFC-670CD"
71 "MFC-930CDN"
72 "MFC-5490CN"
73 "MFC-5890CN"
74 "DCP-6690CW"
75 "MFC-6490CW"
76 "MFC-6490CN"
77 "MFC-6890CDW"
78 "MFC-6890CN"
79 "DCP-163C"
80 "DCP-167C"
81 "DCP-383C"
82 "DCP-387C"
83 "MFC-297C"
84 "MFC-7450"
85 "MFC-7840N"
86 "MFC-7320"
87 "DCP-7030"
88 "DCP-7040"
89 "DCP-7045N"
90 "MFC-7340"
91 "MFC-7440N"
92 "MFC-7840W"
93
94 "DCP-8080DN"
95 "DCP-8085DN"
96 "MFC-8480DN"
97 "MFC-8890DW"

Devices on network
0 dcp-9010cn "DCP-9010CN" I:192.168.1.21
ping
test dcp-9010cn
ping 192.168.1.21 -w 10

PING 192.168.1.21 (192.168.1.21) 56(84) bytes of data.
64 bytes from 192.168.1.21: icmp_seq=1 ttl=255 time=0.379 ms
64 bytes from 192.168.1.21: icmp_seq=2 ttl=255 time=0.391 ms
64 bytes from 192.168.1.21: icmp_seq=3 ttl=255 time=0.439 ms
64 bytes from 192.168.1.21: icmp_seq=4 ttl=255 time=0.317 ms
64 bytes from 192.168.1.21: icmp_seq=5 ttl=255 time=0.442 ms
64 bytes from 192.168.1.21: icmp_seq=6 ttl=255 time=0.473 ms
64 bytes from 192.168.1.21: icmp_seq=7 ttl=255 time=0.368 ms
64 bytes from 192.168.1.21: icmp_seq=8 ttl=255 time=0.443 ms
64 bytes from 192.168.1.21: icmp_seq=9 ttl=255 time=0.374 ms
64 bytes from 192.168.1.21: icmp_seq=10 ttl=255 time=0.453 ms

--- 192.168.1.21 ping statistics ---
10 packets transmitted, 10 received, 0% packet loss, time 9000ms
rtt min/avg/max/mdev = 0.317/0.407/0.473/0.053 ms

/* ******************************************************* */

il me semble que le scanner est detecté:

j'ai aussi fait la manip pour avoir ce resultat :
ls -l /usr/lib/sane/libsane-br*
-rwxr-xr-x 1 root root 111040 22 sept. 18:43 /usr/lib/sane/libsane-brother3.so
-rwxr-xr-x 1 root root 111040 22 sept. 18:43 /usr/lib/sane/libsane-brother3.so.1
-rwxr-xr-x 1 root root 111040 22 sept. 18:43 /usr/lib/sane/libsane-brother3.so.1.0.7
lrwxrwxrwx 1 root root 35 27 sept. 16:52 /usr/lib/sane/libsane-brother4.so -> /usr/lib64/sane/libsane-brother4.so
lrwxrwxrwx 1 root root 37 27 sept. 16:52 /usr/lib/sane/libsane-brother4.so.1 -> /usr/lib64/sane/libsane-brother4.so.1
lrwxrwxrwx 1 root root 41 27 sept. 16:51 /usr/lib/sane/libsane-brother4.so.1.0.7 -> /usr/lib64/sane/libsane-brother4.so.1.0.7

aussi :

yum install sane-backends xsane-common (sous root )

j'ai rebooter

scanimage -V
scanimage (sane-backends) 1.0.24; backend version 1.0.24

scanimage -L

No scanners were identified. If you were expecting something different,
check that the scanner is plugged in, turned on and detected by the
sane-find-scanner tool (if appropriate). Please read the documentation
which came with this software (README, FAQ, manpages).

brscan-skey -l

dcp-9010cn : brother3:net1;dev0 : 192.168.1.21 Active


mais simple scan et xSane n'ont pas acces au scanner !!!

meric de votre aide