Hello, slmodem say si3054 cannot initialize: <928.141881> main: alsa_start... error: cannot setup hw params for playback: Invalid argument <928.142089> err: hw:0,6: modem start = -22: cannot start device. <928.142100> hw:0,6: modem_stop.. <928.142107> hw:0,6: modem set hook: 1 --> 0... <928.142115> main: alsa_ioctl: cmd 2, arg 0... <928.149689> main: alsa_ioctl: cmd 8, arg 0... <928.149703> call: delete... <928.149711> Dialer was aborted. <928.149718> CALLPROG_Delete is entered <928.149726> cadence_delete with CADENCE_DIAL_OBJ is invoked <928.149736> cadence_delete with CADENCE_OBJ is invoked <928.149744> CALLPROG_Delete is exited <928.149753> hw:0,6: modem set state: 2 --> 1... <928.149762> hw:0,6: new state: MODEM_IDLE <928.149769> hw:0,6: modem report result: 3 (NO CARRIER) <928.149785> hw:0,6: modem report result: 4 (ERROR) <928.350145> main: termios changed. <928.350161> hw:0,6: update termios... <928.350177> main: pty closed. dmesg alsa debug: [17186271.652000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/hda_codec.c:627: hda_codec_setup_stream: NID=0x1, stream=0x0, channel=0, format=0x0 [17186271.660000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/hda_codec.c:627: hda_codec_setup_stream: NID=0x1, stream=0x0, channel=0, format=0x0 [17186271.780000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/hda_codec.c:627: hda_codec_setup_stream: NID=0x1, stream=0x0, channel=0, format=0x0 [17186271.788000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/hda_codec.c:627: hda_codec_setup_stream: NID=0x1, stream=0x0, channel=0, format=0x0 [17186308.588000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/hda_codec.c:1400: invalid rate 9600 [17186308.588000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/../../alsa-kernel/pci/hda/hda_intel.c:1153: hda-intel: invalid format_val, rate=9600, ch=1, format=2 [17186359.568000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/hda_codec.c:627: hda_codec_setup_stream: NID=0x1, stream=0x0, channel=0, format=0x0 [17186359.576000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/hda_codec.c:627: hda_codec_setup_stream: NID=0x1, stream=0x0, channel=0, format=0x0 [17186359.584000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/hda_codec.c:627: hda_codec_setup_stream: NID=0x1, stream=0x0, channel=0, format=0x0 i have probed, to modify slmodem file source code modem.h - #define MODEM_RATE 9600 /*8000*/ for: - #define MODEM_RATE 8000 the modem initialize, but ALSA say - in slmodemd debug: <119.842236> main: alsa xrun: try to recover... <119.863284> main: alsa xrun: recovered. <119.863303> main: dev read = 0 <119.926240> main: alsa xrun: try to recover... <119.947280> main: alsa xrun: recovered. <119.947294> main: dev read = 0 <120.010246> main: alsa xrun: try to recover... <120.031288> main: alsa xrun: recovered. <120.031300> main: dev read = 0 <120.094253> main: alsa xrun: try to recover... <120.115302> main: alsa xrun: recovered. <120.115316> main: dev read = 0 <120.178276> main: alsa xrun: try to recover... <120.199295> main: alsa xrun: recovered. <120.199308> main: dev read = 0 - in dmesg ALSA debug: [17185500.756000] ALSA /root/alsa-driver-1.0.14rc2/acore/../alsa-kernel/core/pcm_lib.c:136: XRUN: pcmC0D6p [17185500.756000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/../../alsa-kernel/pci/hda/hda_intel.c:1158: azx_pcm_prepare: bufsize=0xa00, fragsize=0x50, format=0x510 [17185500.760000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/hda_codec.c:627: hda_codec_setup_stream: NID=0x1, stream=0x1, channel=0, format=0x510 [17185500.768000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/../../alsa-kernel/pci/hda/hda_intel.c:1158: azx_pcm_prepare: bufsize=0xa00, fragsize=0x50, format=0x510 [17185500.772000] ALSA /root/alsa-driver-1.0.14rc2/pci/hda/hda_codec.c:627: hda_codec_setup_stream: NID=0x1, stream=0x5, channel=0, format=0x510 [17185500.780000] ALSA /root/alsa-driver-1.0.14rc2/acore/../alsa-kernel/core/pcm_lib.c:207: Unexpected hw_pointer value [1] (stream = 0, delta: -40, max jitter = 640): wrong interrupt acknowledge? [17185500.780000] ALSA /root/alsa-driver-1.0.14rc2/acore/../alsa-kernel/core/pcm_lib.c:207: Unexpected hw_pointer value [1] (stream = 0, delta: -16, max jitter = 640): wrong interrupt acknowledge? some idea??? very thanks!!!