For lspci it seems ok. but for lsmod and the permissions i'm not sure. What do you think of that ?? Thanxes lspci : 01:07.0 Multimedia video controller: Brooktree Corporation Bt848 Video Capture (rev 12) lsmod : Module Size Used by sr_mod 13348 0 video_buf 14468 0 i2c_algo_bit 7304 0 v4l2_common 4864 0 btcx_risc 3592 0 i2c_core 16388 1 i2c_algo_bit videodev 6656 0 nls_cp437 5376 1 vfat 10496 1 fat 33472 1 vfat nls_utf8 1536 1 udf 78596 0 snd_mixer_oss 13824 2 snd_intel8x0 26280 3 snd_ac97_codec 50436 1 snd_intel8x0 snd_pcm 68872 1 snd_intel8x0 snd_timer 17156 1 snd_pcm snd_page_alloc 7940 2 snd_intel8x0,snd_pcm gameport 3328 1 snd_intel8x0 snd_mpu401_uart 4864 1 snd_intel8x0 snd_rawmidi 17184 1 snd_mpu401_uart snd_seq_device 6152 1 snd_rawmidi snd 38372 10 snd_mixer_oss,snd_intel8x0,snd_ac97_codec,snd_pcm,snd_timer,snd_mpu401_uart,snd_rawmidi,snd_seq_device soundcore 6112 3 snd parport_pc 19392 1 lp 8236 0 parport 29640 2 parport_pc,lp autofs4 10624 0 sunrpc 101064 1 ipt_ttl 1536 1 ipt_limit 1792 34 ipt_state 1536 7 ppp_deflate 4096 0 zlib_deflate 19480 1 ppp_deflate iptable_mangle 2048 0 ipt_LOG 4992 1 ipt_MASQUERADE 2560 0 ipt_TOS 1920 0 ipt_REDIRECT 1664 0 iptable_nat 17452 2 ipt_MASQUERADE,ipt_REDIRECT ipt_REJECT 4736 1 ip_conntrack_irc 70064 0 ip_conntrack_ftp 70576 0 ip_conntrack 24968 6 ipt_state,ipt_MASQUERADE,ipt_REDIRECT,iptable_nat,ip_conntrack_irc,ip_conntrack_ftp ppp_synctty 6016 0 ppp_async 8064 1 ppp_generic 20500 7 ppp_deflate,ppp_synctty,ppp_async slhc 5632 1 ppp_generic forcedeth 10624 0 iptable_filter 2048 1 ip_tables 13440 11 ipt_ttl,ipt_limit,ipt_state,iptable_mangle,ipt_LOG,ipt_MASQUERADE,ipt_TOS,ipt_REDIRECT,iptable_nat,ipt_REJECT,iptable_filter floppy 47440 0 sg 27552 0 dm_mod 33184 0 sd_mod 16384 2 usb_storage 55392 2 scsi_mod 91344 4 sr_mod,sg,sd_mod,usb_storage ohci_hcd 14748 0 ehci_hcd 21896 0 button 4504 0 battery 6924 0 asus_acpi 8472 0 ac 3340 0 ipv6 184288 10 ext3 102376 2 jbd 40216 1 ext3 ls -ld /dev/video* : drwxr-xr-x 2 root root 4096 mai 31 17:44 /dev/video crw------- 1 tanguy root 81, 0 fév 23 22:02 /dev/video0 crw------- 1 tanguy root 81, 1 fév 23 22:02 /dev/video1 drwxr-xr-x 2 root root 4096 mai 31 17:44 /dev/video1394 crw------- 1 tanguy root 81, 2 fév 23 22:02 /dev/video2 crw------- 1 tanguy root 81, 3 fév 23 22:02 /dev/video3