Ok, after 10+ minutes of mindnumbing hold music ;) no artifacts with only one TDM card installed, going to test with two cards on their own IRQ in a minute again..
Feb 14 09:59:31 [kernel] Zaptel Version: SVN-trunk-r941M Echo Canceller: MG2 Feb 14 09:59:31 [kernel] ACPI: PCI Interrupt Link [APC2] enabled at IRQ 17 Feb 14 09:59:31 [kernel] GSI 21 sharing vector 0xD9 and IRQ 21 Feb 14 09:59:31 [kernel] ACPI: PCI Interrupt 0000:02:07.0[A] -> Link [APC2] -> GSI 17 (level, low) -> IRQ 217 CPU0 0: 1026246 IO-APIC-edge timer 8: 0 IO-APIC-edge rtc 9: 0 IO-APIC-level acpi 177: 50426 IO-APIC-level eth0 185: 6822 IO-APIC-level libata, NVidia CK8S 193: 0 IO-APIC-level ehci_hcd:usb1 201: 0 IO-APIC-level ohci_hcd:usb2 209: 0 IO-APIC-level ohci_hcd:usb3 217: 1012971 IO-APIC-level wctdm NMI: 143 LOC: 1026004 ERR: 0 MIS: 0 > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Gerard Saraber > Sent: Saturday, 11 February 2006 2:04 AM > To: Asterisk Users Mailing List - Non-Commercial Discussion > Subject: Re: [Asterisk-Users] odd 'digital' sound artifacts > > So nobody heard these before? or did I do something stupid that anyone > should know and nobody wanted to yell at me for it ;) > > On Wed, 2006-02-08 at 12:54 -0600, Gerard Saraber wrote: > > Hi, > > I've got some weird sound artifacts happening during calls, they're very > > hard to describe, so I have a 122kb recording: > > http://openprojects.rarcoa.com/~miztic/artifact.wav > > normally the artifacts are just short blips, not quite as long as the > > one above, but they sound the same. > > When using the aggressive echo suppressor, it seems like those artifacts > > cause a really loud buzzing sound to come out of the cisco phone, pretty > > much made using the aggressive canceler impossible to use, it's too bad > > because it worked the best out of all of them, mark3 works ok but still > > gives echos on at least 20% of the calls. > > > > I thought they might be caused by IRQ sharing, so I pulled one of the > > TDM400P cards out and made sure the remaining two were on their own IRQ, > > the artifacts were still there. I've also tried running a kernel with > > all the low-latency stuff turned on, and the same kernel with it all > > turned off (2.6.16-rc2) doesn't appear to make any difference either. > > I'm not sure what else to try, any input would be appreciated. > > > > Thanks, > > Gerard Saraber > > [EMAIL PROTECTED] > > > > hardware: > > AMD64 1.8Ghz 512M ram > > MSI nforce3 socket 754 mainboard > > 3 Digium TDM400P cards, 10 FXO + 2 FXS modules > > -- Regards, Gerard Saraber Network Admin, Rarcoa, Inc. (630) 654-2580 x11 [EMAIL PROTECTED] _______________________________________________ --Bandwidth and Colocation provided by Easynews.com -- Asterisk-Users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users