Vu AnhTuan wrote: > hi you, > > I'm having problem with voice quality on my trixbox using TDM2400B.The > trixbox is connected via 20 FXO ports on a TDM2400 with the hardware echo > cancel module. Echo cancel almost works, but the users hear what they > describe as a 'background crackle/buzz' coming back when they talk. > > anyone have the same problem? pls help me. thanks a lot. > > my trixbox and config file: > > trixbox version 2.4 (Linux kernel 2.6.18, Zaptel 1.4.7)
This is definitely a technical support issue. Please contact them about this so that we can help you get it resolved as soon as possible :-) ! Matthew Fredrickson Digium, Inc. > > > zaptel.conf > ---------------- > # Autogenerated by /usr/sbin/genzaptelconf -- do not hand edit > # Zaptel Configuration File > # > # This file is parsed by the Zaptel Configurator, ztcfg > # > # It must be in the module loading order > > # Span 1: WCTDM/0 "Wildcard TDM2400P Board 1" > fxsks=1 > fxsks=2 > fxsks=3 > fxsks=4 > fxsks=5 > fxsks=6 > fxsks=7 > fxsks=8 > fxsks=9 > fxsks=10 > fxsks=11 > fxsks=12 > fxsks=13 > fxsks=14 > fxsks=15 > fxsks=16 > fxsks=17 > fxsks=18 > fxsks=19 > fxsks=20 > # channel 21, WCTDM, no module. > # channel 22, WCTDM, no module. > # channel 23, WCTDM, no module. > # channel 24, WCTDM, no module. > # Global data > loadzone = us > defaultzone = us > > > zapata.conf > ------------------------------ > ; Zapata telephony interface > ; > ; Configuration file > [trunkgroups] > [channels] > language=en > context=from-zaptel > signalling=fxs_ks > rxwink=300 ; Atlas seems to use long (250ms) winks > ; > ; Whether or not to do distinctive ring detection on FXO lines > ; > ;usedistinctiveringdetection=yes > usecallerid=yes > hidecallerid=no > callwaiting=yes > usecallingpres=yes > callwaitingcallerid=yes > threewaycalling=yes > transfer=yes > cancallforward=yes > callreturn=yes > echocancel=yes > echocancelwhenbridged=no ;default > ;echotraining=800 ;default > rxgain=0.0 > txgain=0.0 > group=0 > callgroup=1 > pickupgroup=1 > immediate=no > busydetect=yes > busycount=0 > relaxdtmf=yes > ;faxdetect=both > faxdetect=incoming > ;faxdetect=outgoing > ;faxdetect=no > ;Include genzaptelconf configs > #include zapata-channels.conf > group=1 > ;Include AMP configs > #include zapata_additional.conf > > > zapata_additional.conf > ------------------------------- > ; Autogenerated by /usr/sbin/genzaptelconf -- do not hand edit > ; Zaptel Channels Configurations (zapata.conf) > ; > ; This is not intended to be a complete zapata.conf. Rather, it is intended > ; to be #include-d by /etc/zapata.conf that will include the global settings > ; > ; Span 1: WCTDM/0 "Wildcard TDM2400P Board 1" > ;;; line="1 WCTDM/0/0" > signalling=fxs_ks > callerid=asreceived > group=0 > context=from-zaptel > channel => 1 > context=default > ;;; line="2 WCTDM/0/1" > signalling=fxs_ks > callerid=asreceived > group=0 > context=from-zaptel > channel => 2 > context=default > ;;; line="3 WCTDM/0/2" > signalling=fxs_ks > callerid=asreceived > group=0 > context=from-zaptel > channel => 3 > context=default > ;;; line="4 WCTDM/0/3" > signalling=fxs_ks > callerid=asreceived > group=0 > context=from-zaptel > channel => 4 > context=default > ;;; line="5 WCTDM/0/4" > signalling=fxs_ks > callerid=asreceived > group=0 > context=from-zaptel > channel => 5 > context=default > ;;; line="6 WCTDM/0/5" > signalling=fxs_ks > callerid=asreceived > group=0 > context=from-zaptel > channel => 6 > context=default > ;;; line="7 WCTDM/0/6" > signalling=fxs_ks > callerid=asreceived > group=0 > context=from-zaptel > channel => 7 > context=default > ;;; line="8 WCTDM/0/7" > signalling=fxs_ks > callerid=asreceived > group=0 > context=from-zaptel > channel => 8 > context=default > ;;; line="9 WCTDM/0/8" > signalling=fxs_ks > callerid=asreceived > group=0 > context=from-zaptel > channel => 9 > context=default > ;;; line="10 WCTDM/0/9" > signalling=fxs_ks > callerid=asreceived > group=0 > context=from-zaptel > channel => 10 > context=default > ...........more........... > > > [IP-PBX ~]# ztcfg -vv > ---------------------------------------------- > Zaptel Version: 1.4.7-3259 > Echo Canceller: OSLEC > Configuration > ====================== > > Channel map: > Channel 01: FXS Kewlstart (Default) (Slaves: 01) > Channel 02: FXS Kewlstart (Default) (Slaves: 02) > Channel 03: FXS Kewlstart (Default) (Slaves: 03) > Channel 04: FXS Kewlstart (Default) (Slaves: 04) > Channel 05: FXS Kewlstart (Default) (Slaves: 05) > Channel 06: FXS Kewlstart (Default) (Slaves: 06) > Channel 07: FXS Kewlstart (Default) (Slaves: 07) > Channel 08: FXS Kewlstart (Default) (Slaves: 08) > Channel 09: FXS Kewlstart (Default) (Slaves: 09) > Channel 10: FXS Kewlstart (Default) (Slaves: 10) > Channel 11: FXS Kewlstart (Default) (Slaves: 11) > Channel 12: FXS Kewlstart (Default) (Slaves: 12) > Channel 13: FXS Kewlstart (Default) (Slaves: 13) > Channel 14: FXS Kewlstart (Default) (Slaves: 14) > Channel 15: FXS Kewlstart (Default) (Slaves: 15) > Channel 16: FXS Kewlstart (Default) (Slaves: 16) > Channel 17: FXS Kewlstart (Default) (Slaves: 17) > Channel 18: FXS Kewlstart (Default) (Slaves: 18) > Channel 19: FXS Kewlstart (Default) (Slaves: 19) > Channel 20: FXS Kewlstart (Default) (Slaves: 20) > 20 channels to configure. > > cat /proc/modules > --------------------------- > zttranscode 11784 0 - Live 0xf89b8000 > ipv6 251393 18 - Live 0xf8ae8000 > autofs4 24517 2 - Live 0xf8a5a000 > sunrpc 144253 1 - Live 0xf8a79000 > wcusb 18048 0 - Live 0xf89b2000 > wctdm 37312 0 - Live 0xf89a7000 > wcfxo 15008 0 - Live 0xf88bb000 > wcte11xp 26656 0 - Live 0xf8961000 > wct1xxp 17184 0 - Live 0xf88a0000 > wcte12xp 37696 0 - Live 0xf899c000 > wct4xxp 297920 0 - Live 0xf8c75000 > tor2 91680 0 - Live 0xf8984000 > dm_mirror 28869 0 - Live 0xf896b000 > dm_multipath 21577 0 - Live 0xf88b4000 > dm_mod 58457 2 dm_mirror,dm_multipath, Live 0xf8974000 > parport_pc 29157 0 - Live 0xf88fb000 > lp 15849 0 - Live 0xf88af000 > parport 37513 2 parport_pc,lp, Live 0xf8932000 > floppy 57125 0 - Live 0xf8923000 > wctdm24xxp 106176 20 - Live 0xf88e0000 > zaptel 197176 56 > zttranscode,wcusb,wctdm,wcfxo,wcte11xp,wct1xxp,wcte12xp,wct4xxp,tor2,wctdm24xxp, > Live 0xf89be000 > oslec 13464 1 zaptel, Live 0xf8824000 > crc_ccitt 6337 1 zaptel, Live 0xf887d000 > e1000 119505 0 - Live 0xf8904000 > i2c_i801 11469 0 - Live 0xf8847000 > i2c_core 23745 1 i2c_i801, Live 0xf88a8000 > serio_raw 10693 0 - Live 0xf8829000 > pcspkr 7105 0 - Live 0xf8812000 > ata_piix 18501 0 - Live 0xf8841000 > libata 115833 1 ata_piix, Live 0xf88c2000 > sd_mod 24897 0 - Live 0xf8839000 > scsi_mod 132685 2 libata,sd_mod, Live 0xf885b000 > ext3 123337 2 - Live 0xf8880000 > jbd 56553 1 ext3, Live 0xf884c000 > ehci_hcd 32973 0 - Live 0xf882f000 > ohci_hcd 23261 0 - Live 0xf881d000 > uhci_hcd 25421 0 - Live 0xf8815000 > > cat /proc/interrupts > -------------------------- > CPU0 > 0: 370499389 IO-APIC-edge timer > 1: 8 IO-APIC-edge i8042 > 2: 0 XT-PIC cascade > 6: 3 IO-APIC-edge floppy > 8: 3 IO-APIC-edge rtc > 12: 4 IO-APIC-edge i8042 > 14: 0 IO-APIC-edge libata > 15: 438090 IO-APIC-edge ide1 > 153: 370597206 IO-APIC-level uhci_hcd:usb3, ehci_hcd:usb7, Wildcard > TDM2400P > 161: 6782414 IO-APIC-level uhci_hcd:usb1, uhci_hcd:usb6, eth0 > 169: 0 IO-APIC-level uhci_hcd:usb5 > 177: 0 IO-APIC-level uhci_hcd:usb2, libata > 185: 0 IO-APIC-level uhci_hcd:usb4, ehci_hcd:usb8 > NMI: 0 > LOC: 370689937 > ERR: 0 > MIS: 0 > > > --------------------------------- > Be a better friend, newshound, and know-it-all with Yahoo! Mobile. Try it > now. > > > ------------------------------------------------------------------------ > > _______________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users -- Matthew Fredrickson Software/Firmware Engineer Digium, Inc. _______________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
