Do you have a firewall enabled? If so, disable it. Else run "/etc/init.d/iptables stop" (or equivalent) and try again.
regards, Drew Jonathan Miller wrote: > We put a 3c509 in, just for posterity, and it did not help the issue. > I verified that the NIC is not sharing any interrupts, that there is > no excessive disk wait, and that asterisk thinks it is sending the > packets. They are simply not making it to the physical interface. > > Is there somewhere else I can look or something else I can do? How > would I go about prioritizing the asterisk process? There's not a lot > of processes running besides asterisk itself, dhcpd, tftpd and > postfix. Really just kernel stuff after that... > > This is killing me. Voice drops out for various periods (between 1/2 > and 5 seconds) and lost packets do not show up with a rtp rtcp > stats... > > This is weird. Any help you can offer would be appreciated. We spent 6 > hours on phone with Digium support yesterday and could not locate an > issue within asterisk itself. > > -Jonathan > > > On Wed, Aug 13, 2008 at 9:08 PM, Steve Totaro > <[EMAIL PROTECTED]> wrote: > >> On Wed, Aug 13, 2008 at 7:40 PM, Jonathan Miller <[EMAIL PROTECTED]> wrote: >> >>> From what I can determine while troubleshooting a voice-dropping >>> issue, the Asterisk server in my organization has been dropping RTP >>> packets between the asterisk server process and the network interface. >>> >>> I determined this from an RTP debug that showed packets sent to the >>> phone and packets received from the phone during the entire call. A >>> tcpdump done on the server for the interface that would deliver the >>> packet to the wire does not show the packets. >>> >>> Is there somewhere I can look to resolve this? Something anybody has >>> come across? It is happening frequently and with great discomfort to >>> many users. >>> >>> I had upgraded from 1.2.x to latest 1.4.x in attempts to resolve this. >>> I also disabled a lot of COM/LPT and USB devices in the BIOS to free >>> up some IRQ's. no devices are sharing IRQ's at this point, with I >>> thought might have been part of the issue, but has proved to at least >>> not be directly related. >>> >>> These calls are from a PRI to a Cisco 7940 using SIP. There is a >>> Juniper EX switch between the two. Both sides negotiate at >>> 100Mbps/Full Duplex. >>> >>> I have ruled the switch out of the problem as it's not seeing the >>> packets on the wire when the issue is occuring. >>> >>> Please help or point me to someone that can. >>> >>> -Jonathan >>> [EMAIL PROTECTED] >>> >> Jonathan, >> >> It sounds hardware specific to me. Is this a new install or a new problem? >> >> If it is a new problem, then what has changed? Is the NIC in question >> onboard? What hardware are you using? Brands, MoBo, NIC, etc... >> >> If I were you, I would remove or disable the NIC and stick a tried and >> true old school 3Com NIC in the server and try that. >> >> Thanks, >> Steve Totaro >> >> -- Drew Gibson Systems Administrator OANDA Corporation www.oanda.com _______________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- AstriCon 2008 - September 22 - 25 Phoenix, Arizona Register Now: http://www.astricon.net asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
