Your vyatta router does not need a sip filter or their "version" of a sip filter to do this.
The vyatta router should do "symmetric port nat". If the vyatta is doing symettic port nat with all ALG or sip filters off, "IT WILL WORK". http://blog.myitdepartment.net/wp-content/uploads/2009/11/Call-Setup-Example-sipXecs-through-ITSP1.pdf On Tue, Feb 16, 2010 at 3:58 PM, Brian Heilig <bhei...@incnetworks.com>wrote: > Dear sipx list, > > > > I have the following network configuration: > > > > Polycom VVX1500 at 10.253.0.16 > > Sipx 4.0.4-017289 at 10.253.0.51 > > Vyatta firewall 3.4.7 – Public IP 1.2.3.4 (not really), private IP > 10.253.0.254 > > Gateway RNK at 207.2.123.180 > > > > A call is established between the Polycom and an outside line. Voice can be > heard from the Polycom on the PSTN phone, but voice from the PSTN phone can > not be heard on the Polycom. Vyatta is not creating the NAT rule to route > traffic to sipx-bridge. > > > > The Polycom sends the INVITE to sipx. Sipx-bridge rewrites the SDP with the > public IP address of Vyatta and some new port number, and then forwards the > request to RNK. > > > > I contacted Vyatta support and they said sipx should not be rewriting the > SDP, but instead should leave the private IP address in it. Then Vyatta will > rewrite the SDP and open the appropriate port. I can not figure out how to > do that. Can you please help? > > > > Here is a highlight of my sipx configuration: > > > > Gateway > > Name: RNK > > Address: 207.2.123.180 > > Route: sipXbridge-1 > > > > Servers -> server_name > > IP address: 10.253.0.51 > > Server Roles: > > SIP Trunking > > Conferencing > > Management > > Primary SIP Router > > Voicemail > > > > NAT > > Address type: Specify IP address > > Public IP address: 1.2.3.4 > > Public port: 5060 > > > > Internet Calling > > NAT Traversal > > Enable NAT Traversal: Checked > > Server behind NAT: Checked > > > > Thank you for your help, > > Brian > > > > _______________________________________________ > sipx-users mailing list sipx-users@list.sipfoundry.org > List Archive: http://list.sipfoundry.org/archive/sipx-users > Unsubscribe: http://list.sipfoundry.org/mailman/listinfo/sipx-users > sipXecs IP PBX -- http://www.sipfoundry.org/ > -- ====================== Tony Graziano, Manager Telephone: 434.984.8430 Fax: 434.984.8431 Email: tgrazi...@myitdepartment.net LAN/Telephony/Security and Control Systems Helpdesk: Telephone: 434.984.8426 Fax: 434.984.8427 Helpdesk Contract Customers: http://www.myitdepartment.net/gethelp/ Why do mathematicians always confuse Halloween and Christmas? Because 31 Oct = 25 Dec.
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