And beware of those Cisco RV series 'firewalls'.  In the past with 1-to-1
NAT I've noted that they actually just open up ALL ports.  Scary as hell...

Run away...  run towards pfSense.

Mike

On Fri, Oct 12, 2012 at 2:39 AM, Todd Hodgen <[email protected]> wrote:

> Henry,  I can’t speak to the router, or your ITSP provider.   I can state
> that I have a site running on 4.4 with a single server, server provides
> DHCP and DNS, and works with SPA942 phones.  I did not use the wiki
> recommendations.  I simply provisioned them via the management templates
> and they work perfectly.****
>
> ** **
>
> Trunks are provided via a PRI gateway – I’ve used Epygi and Patton
> gateways at this site with great results from both of them.****
>
> ** **
>
> I would suggest router or ITSP are your issue, as others have.****
>
> ** **
>
> VOIP.ms is a low cost ITSP provider that for a minimum investment you can
> use to test.  We know they work, and for a few bucks you can save yourself
> some time in troubleshooting.****
>
> ** **
>
> *From:* [email protected] [mailto:
> [email protected]] *On Behalf Of *Henry Kwan
> *Sent:* Thursday, October 11, 2012 8:24 PM
> *To:* Tony Graziano
>
> *Cc:* Discussion list for users of sipXecs software
> *Subject:* Re: [sipx-users] External calls cannot be transferred to voice
> mail (sipXecs 4.4.0)****
>
> ** **
>
> The router, Linksys WRVS4400N, that I am using is not a home router.  It
> is a small business router.  Having said that it still may not mean it is a
> suitable router for SipX.
>
> I managed to obtain another router and do more testing tonight.  The
> router is a Linksys/Cisco RV016.  It has one-to-one NAT and I set it up to
> have a one-to-one NAT entry between my internal sipx server and the
> router's external interface.
>
> Using the RV016, the following test results were obtained (please note
> that I had to port forward 5080, and 30000 to 31000, otherwise external
> calls would come through with just one-to-one NAT setup and enabled):
>
> All the previous test results remained exactly the same.  That is to say
> internal calls could be transferred to voice mail when no one answer the
> calls but external calls could not.
>
> I then setup forwarding directly to voice mail by calling the external
> voice mail DID number that I setup.  That worked!!
>
> I am beginning to think that it may have to do with how the SPA942
> operates or it was not setup properly via the sipxecs web interface.  But I
> am not knowledgeable enough to examine and change the settings on the
> SPA942.
>
> If anyone can give me suggestions to troubleshoot this problem, I'd much
> appreciate it.
>
> Best regards,
>
> Henry Kwan ****
> ------------------------------
>
> *From:* Tony Graziano <[email protected]>
> *To:* Henry Kwan <[email protected]>
> *Cc:* Discussion list for users of sipXecs software <
> [email protected]>
> *Sent:* Thursday, October 11, 2012 11:35:38 AM
> *Subject:* Re: [sipx-users] External calls cannot be transferred to voice
> mail (sipXecs 4.4.0)****
>
>
> Tested by who? Just because it works as a home router for voip doesn't
> mean it will probably work for your office hosting a PBX, BIG FAT
> difference.
>
> On Thu, Oct 11, 2012 at 12:18 PM, Henry Kwan <[email protected]> wrote:
> > Do I need one-to-one NAT, or symmetric NAT?  I bought this router
> because it
> > had been tested to work with VoIP, whatever that means, but I forgot the
> > source of this information.
> >
> > From: Tony Graziano <[email protected]>
> > To: Henry Kwan <[email protected]>; Discussion list for users of sipXecs
> > software <[email protected]>
> > Sent: Thursday, October 11, 2012 9:28:30 AM
> > Subject: Re: [sipx-users] External calls cannot be transferred to voice
> mail
> > (sipXecs 4.4.0)
> >
> > I don't think the router is compatible with the ability to 1:1 NAT or
> > do NAT without changing (randomizing) the source port. I would get
> > thee to a router that will do thusly. Even if you do all of the above,
> > you will likely have frequent or all the time broken audio.
> >
> > On Thu, Oct 11, 2012 at 10:37 AM, Henry Kwan <[email protected]> wrote:
> >> I am a total newbie on SipXecs.  I am also green when it comes to the
> SIP
> >> and VoIP PBX scene.  Please excuse my seemingly simple question.
> >>
> >> The problem that I am encountering, essentially, is that external calls
> >> cannot be transferred to voice mail when a call is not answered.
> Internal
> >> calls that were not answered were transferred to voice mail without a
> >> problem.
> >>
> >> My setup:
> >> - SipXecs 4.4.0 installed from the download ISO and updated to the
> latest
> >> patches with yum.  OS is also updated to Centos 5.8, with the latest
> >> patches.
> >> - Phones are Linksys SPA942 only, no other phones are on the system.
> Only
> >> 3
> >> phones are on the system.
> >> - Domain: mydomain.company.com.  company.com is registerd but
> >> mydomain.company.com is local/internal and the DNS server is the Sipx
> PBX.
> >> - Sipx PBX is the DHCP server, dhcp.conf file is edited to assign a
> >> limited
> >> range of IP addresses.  No other dhcp servers are on the subnet.
> >> - The workarounds stated on the sipfoundry wiki for the SPA942 are
> >> implemented, i.e.:
> >>        a. MOH Server:    [email protected]
> >>        b. Message Waiting:    checked
> >>        c. Mailbox ID:        $USER_ID
> >>        d. Voice Mail Server:    [email protected].  I have
> >> also changed mydomain.company.com to the IP address of the sipx server.
> >> - Use internal sipXbridge to connect to my SIP trunk.  SIP trunk
> >> authenticated successfully and works.
> >> - Router used is Linksys WRVS4400N.  Port 5080 and 30000 to 31000 are
> >> forwarded to the SipX PBX.
> >> - Aliases are setup for these 3 phones are set for DID.
> >>
> >> With the above setup, I can dial extensions and have their respective
> >> voice
> >> mail kick-in when a call is not answered.  Dial out and DID work as
> well.
> >> The problem that I am encountering now is that voice mail does not
> kick-in
> >> when an external call is not answered.  Voice mail does work for
> internal
> >> calls, though.
> >>
> >> I've also added domain aliases of the IP address of the PBX and
> >> PBX.mydomain.company.com to the setup but that did not help.
> >>
> >> I also setup one of the phones to call forward to another phone, then
> >> voice
> >> mail.  The call forwart to another extension worked but call forward to
> >> voice mail did not.
> >>
> >> In desperation, I also added an A record for mydomain.company.com in my
> >> DNS
> >> server but that did not help.
> >>
> >> Lacking the experience of sipX, VoIP PBX, SIP, and network debug tools,
> I
> >> hope experienced SipXecs users can shed some on my plight.
> >>
> >> Thank you.
> >>
> >> Henry Kwan
> >>
> >> _______________________________________________
> >> sipx-users mailing list
> >> [email protected]
> >> List Archive: http://list.sipfoundry.org/archive/sipx-users/
> >
> >
> >
> > --
> > ~~~~~~~~~~~~~~~~~~
> > Tony Graziano, Manager
> > Telephone: 434.984.8430
> > sip: [email protected]
> > Fax: 434.465.6833
> > ~~~~~~~~~~~~~~~~~~
> > Linked-In Profile:
> > http://www.linkedin.com/pub/tony-graziano/14/4a6/7a4
> > Ask about our Internet Fax services!
> > ~~~~~~~~~~~~~~~~~~
> >
> > Using or developing for sipXecs from SIPFoundry? Ask me about sipX-CoLab
> > 2013!
> >
> > --
> > LAN/Telephony/Security and Control Systems Helpdesk:
> > Telephone: 434.984.8426
> > sip: [email protected]
> >
> > Helpdesk Customers: http://myhelp.myitdepartment.net/
> > Blog: http://blog.myitdepartment.net/
> >
> >
>
>
>
> --
> ~~~~~~~~~~~~~~~~~~
> Tony Graziano, Manager
> Telephone: 434.984.8430
> sip: [email protected]
> Fax: 434.465.6833
> ~~~~~~~~~~~~~~~~~~
> Linked-In Profile:
> http://www.linkedin.com/pub/tony-graziano/14/4a6/7a4
> Ask about our Internet Fax services!
> ~~~~~~~~~~~~~~~~~~
>
> Using or developing for sipXecs from SIPFoundry? Ask me about sipX-CoLab
> 2013!
>
> --
> LAN/Telephony/Security and Control Systems Helpdesk:
> Telephone: 434.984.8426
> sip: [email protected]
>
> Helpdesk Customers: http://myhelp.myitdepartment.net
> Blog: http://blog.myitdepartment.net
>
> ****
>
> _______________________________________________
> sipx-users mailing list
> [email protected]
> List Archive: http://list.sipfoundry.org/archive/sipx-users/
>



-- 
Michael Picher, Director of Technical Services
eZuce, Inc.

300 Brickstone Square****

Suite 201****

Andover, MA. 01810
O.978-296-1005 X2015
M.207-956-0262
@mpicher <http://twitter.com/mpicher>
linkedin <http://www.linkedin.com/profile/view?id=35504760&trk=tab_pro>
www.ezuce.com

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