Thanks AJ- have set it to 5 mins via telnet: srv dhcp leasetime 600. Will get permission to try new firmware later!
JT On 21 November 2011 10:45, Arthur Stanfield <[email protected]> wrote: > Hi John, > > We've had similiar issues with customers behind the 2920 connecting to a > hosted asterisk system. If you rebooted a phone it often didn't > re-register, Checking the NAT sessions table on the router revealed stale > nat sessions open for the phone. > > On the advice of Dreytek we found a fix by lowering the NAT session > timeout from the default of 24hrs down to 5 minutes and installing the > latest release of the firmware (3.3.7) it may not be available on the UK > Site at the moment (It wasn't when we did the upgrade!) but it can be got > from ftp://ftp.draytek.com/Vigor2920/Firmware/v3.3.7/ > > It may help, It may not - But its quick easy fix if it does. > > Regards, > AJ. > > > ----- Original Message ----- > From: "John Taylor" <[email protected]> > To: "Asterisk Users Mailing List - Non-Commercial Discussion" < > [email protected]> > Sent: Monday, 21 November, 2011 10:20:14 AM > Subject: [asterisk-users] vigor 2920 problems > > One of our clients has a Draytek Vigor 2920- their natted Snom phones > behind it are registered to an Asterisk 1.4 server on an external public > IP. > > I've set QOS, bandwidth management and turned off the SIP ALG via telnet > but I'm still having some problems with some of the phones losing > registration if Asterisk is restarted. > > I can see the phones sending SIP REGISTER messages, but they never > arrive at the server; this happens in about half of the phones- with no > consistency as to which lose registration. > > It looks like the router is swallowing the messages, or there's some > kind of NAT problem. Other clients at other sites are fine. > > The problem clears if the phone is rebooted (renegotiates a new nat > path?) > > Any help warmly appreciated. > > John > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > New to Asterisk? Join us for a live introductory webinar every Thurs: > http://www.asterisk.org/hello > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users >
-- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
