[EMAIL PROTECTED] wrote: > Do you have these values set? > > externip > localnet > localmask >
My Asterisk Is actually on a public IP Address, but I do have externip configured externip = 64.72.x.x ;localnet = 0.0.0.0 ;localmask = 0.0.0.0 > -----Original Message----- > From: Harold Workman [mailto:[EMAIL PROTECTED] > Sent: Tuesday, July 13, 2004 1:25 PM > To: [EMAIL PROTECTED] > Subject: [Asterisk-Users] Problem with multiple phones behind firewall > > Hi, > > I am having a problem when I add multiple phones behind a Symmetric > Firewall. Heres my situation. > > > 11am - Phone A registers with * > 11:01am - test call to Phone A. Call works fine. > 11:02am - Phone B registers with * > 11:03am - test call to Phone A fails, test call to phone B works fine. > 11:04am - test call from Phone A to Phone B and vice versa works fine. > 11:05am - Phone A re-registers with *. Test call to Phone A works > fine now. > > > > This happens on almost all occasions. When I see one phone register > behind a firewall, i then see the "Retransmitting #5 (NAT):" messages, > until I received the "Jul 13 15:11:09 WARNING[1133718080]: > chan_sip.c:673 retrans_pkt: Maximum retries exceeded on call > [EMAIL PROTECTED] for seqno 102 > (Non-critical Request)" > > > I have nat=yes in my sip.conf file. I have tried using the qualify > command, but I have never been able to get it to work behind a > symmetric firewall to both a unknown sip phone and xlite. > The moment I turn on qualify, I see the Options request sent out, and > on the client see the options request, but I never see a response on > * from the clients. > > > > Here is what my sip.conf looks like... > > > [general] > port = 5060 > bindaddr = 64.72.107.10 > context = exten > maxexpirey=3000 > defaultexpirey=300 > disallow=all > allow=alaw > allow=ulaw > > [123456] > type=friend > secret=k3v1n > nat=yes > canreinvite=no > host=dynamic > dtmfmode=rfc2833 > context=cytelmain > > [789012] > type=friend > secret=cytel > nat=yes > canreinvite=no > host=dynamic > dtmfmode=rfc2833 > context=cytelmain > > > > What else is there for me to try to resolve my NAT problem with > multiple users behind a symmetric firewall?
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