[asterisk-users] SIP, Polycom, Asterisk - VPN

2012-10-03 Thread eherr
I am trying to configure the following scenario but have failed.

 

Currently, I have an Asterisk box sitting on a Static Public IP address in my 
office.

 

I have a remote office with 3 Polycom IP335s that are registering back to my 
local office's publically address Asterisk box.

 

The remote office Polycom phones are getting IP information from an RV042 and 
using the local ISP for internet access.

 

I want to set up a VPN on the remote side.

 

Has anyone done this? Does it make sense to do this?

 

Thanks,

--E

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Re: [asterisk-users] SIP, Polycom, Asterisk - VPN

2012-10-03 Thread Danny Nicholas
The easiest way to accomplish this is probably going to be to set up an
asterisk server in the remote office and just use IAX to talk between the
two boxes. We do VPN here for two phones but I can't really tell you all
that you need to know.

 

From: asterisk-users-boun...@lists.digium.com
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of eherr
Sent: Wednesday, October 03, 2012 9:22 AM
To: 'Asterisk Users Mailing List - Non-Commercial Discussion'
Subject: [asterisk-users] SIP, Polycom, Asterisk - VPN

 

I am trying to configure the following scenario but have failed.

 

Currently, I have an Asterisk box sitting on a Static Public IP address in
my office.

 

I have a remote office with 3 Polycom IP335s that are registering back to my
local office's publically address Asterisk box.

 

The remote office Polycom phones are getting IP information from an RV042
and using the local ISP for internet access.

 

I want to set up a VPN on the remote side.

 

Has anyone done this? Does it make sense to do this?

 

Thanks,

--E

--
_
-- 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

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Re: [asterisk-users] SIP, Polycom, Asterisk - VPN

2012-10-03 Thread eherr
Thanks for the reply!

 

Why IAX over SIP?

 

In what environment/setup are you using a VPN for the phones?

 

--E

 

From: asterisk-users-boun...@lists.digium.com 
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of Danny Nicholas
Sent: Wednesday, October 03, 2012 10:59 AM
To: 'Asterisk Users Mailing List - Non-Commercial Discussion'
Subject: Re: [asterisk-users] SIP, Polycom, Asterisk - VPN

 

The easiest way to accomplish this is probably going to be to set up an 
asterisk server in the remote office and just use IAX to
talk between the two boxes. We do VPN here for two phones but I can't really 
tell you all that you need to know.

 

From: asterisk-users-boun...@lists.digium.com 
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of eherr
Sent: Wednesday, October 03, 2012 9:22 AM
To: 'Asterisk Users Mailing List - Non-Commercial Discussion'
Subject: [asterisk-users] SIP, Polycom, Asterisk - VPN

 

I am trying to configure the following scenario but have failed.

 

Currently, I have an Asterisk box sitting on a Static Public IP address in my 
office.

 

I have a remote office with 3 Polycom IP335s that are registering back to my 
local office's publically address Asterisk box.

 

The remote office Polycom phones are getting IP information from an RV042 and 
using the local ISP for internet access.

 

I want to set up a VPN on the remote side.

 

Has anyone done this? Does it make sense to do this?

 

Thanks,

--E

--
_
-- 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

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Re: [asterisk-users] SIP, Polycom, Asterisk - VPN

2012-10-03 Thread Danny Nicholas
IAX uses one port; SIP uses 2-4 per call.  We use Polycom 550's to talk to
an Asterisk 10.X box.  Nothing special on the Asterisk side; just have to
get your VPN to talk to the Asterisk network.

 

From: asterisk-users-boun...@lists.digium.com
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of eherr
Sent: Wednesday, October 03, 2012 10:12 AM
To: 'Asterisk Users Mailing List - Non-Commercial Discussion'
Subject: Re: [asterisk-users] SIP, Polycom, Asterisk - VPN

 

Thanks for the reply!

 

Why IAX over SIP?

 

In what environment/setup are you using a VPN for the phones?

 

--E

 

From: asterisk-users-boun...@lists.digium.com
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of Danny Nicholas
Sent: Wednesday, October 03, 2012 10:59 AM
To: 'Asterisk Users Mailing List - Non-Commercial Discussion'
Subject: Re: [asterisk-users] SIP, Polycom, Asterisk - VPN

 

The easiest way to accomplish this is probably going to be to set up an
asterisk server in the remote office and just use IAX to talk between the
two boxes. We do VPN here for two phones but I can't really tell you all
that you need to know.

 

From: asterisk-users-boun...@lists.digium.com
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of eherr
Sent: Wednesday, October 03, 2012 9:22 AM
To: 'Asterisk Users Mailing List - Non-Commercial Discussion'
Subject: [asterisk-users] SIP, Polycom, Asterisk - VPN

 

I am trying to configure the following scenario but have failed.

 

Currently, I have an Asterisk box sitting on a Static Public IP address in
my office.

 

I have a remote office with 3 Polycom IP335s that are registering back to my
local office's publically address Asterisk box.

 

The remote office Polycom phones are getting IP information from an RV042
and using the local ISP for internet access.

 

I want to set up a VPN on the remote side.

 

Has anyone done this? Does it make sense to do this?

 

Thanks,

--E

--
_
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Re: [asterisk-users] SIP, Polycom, Asterisk - VPN

2012-10-03 Thread Joshua Colp

Danny Nicholas wrote:

IAX uses one port; SIP uses 2-4 per call. We use Polycom 550’s to talk
to an Asterisk 10.X box. Nothing special on the Asterisk side; just have
to get your VPN to talk to the Asterisk network.


To be slightly pedantic SIP UDP generally uses a single port (5060). RTP 
generally uses two ports (one for RTP and one for RTCP). If you have 
multiple media streams (one audio and one video) those are two RTP 
sessions, so a total of 4 ports. If you have only an audio stream then 
that is a total of 2 ports.


--
Joshua Colp
Digium, Inc. | Senior Software Developer
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
Check us out at:  www.digium.com   www.asterisk.org

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Re: [asterisk-users] SIP, Polycom, Asterisk - VPN

2012-10-03 Thread Steve Totaro
On Wed, Oct 3, 2012 at 10:22 AM, eherr email.eherr9...@gmail.com wrote:

 I am trying to configure the following scenario but have failed.

 ** **

 Currently, I have an Asterisk box sitting on a Static Public IP address in
 my office.

 ** **

 I have a remote office with 3 Polycom IP335s that are registering back to
 my local office’s publically address Asterisk box.

 ** **

 The remote office Polycom phones are getting IP information from an RV042
 and using the local ISP for internet access.

 ** **

 I want to set up a VPN on the remote side.

 ** **

 Has anyone done this? Does it make sense to do this?

 ** **

 Thanks,

 --E


Setup OpenVPN between the two sites.  A small solid state appliance can
handle this easily.  Don't worry about IAX2 as was suggested, SIP is just
fine.

I have used the WRT54G wireless router with one of the Linux firmwares.  I
have even run Asterisk on these little gems.

Some SNOM phones have a Linux/OpenVPN firmware and you can actually bridge
the WAN/LAN ports and use the phone as a gateway.

Thanks,
Steve Totaro
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