Re: [asterisk-users] Calls over VPN

2006-08-23 Thread Chris Teesdale
VPN's as General rule work very well compared to NAT Translation.  I have two remote offices with 5 Grandstream GXP2000 SIP Phones in each both with 1Mbit SDSL. I use Juniper Netscreen 5GT's to handle the interoffice VPN's using Route Based VPN.  One thing I have noticed however is you cannot h

Re: [asterisk-users] Calls over VPN

2006-08-23 Thread Armin Schindler
Yes, I agree. And one more thing: With some encrypt setups of openvpn the data path is 'on hold' when openvpn recreates/renegotiates a new encryption. This means that you have a short interrupt (some milliseconds) when openvpn server a) establishes a new connection b) re-creates the encrypt-key (

Re: [asterisk-users] Calls over VPN

2006-08-23 Thread Simon Woodhead
We've done this with OpenVPN and it works fine. I'd recommend that the VPN server is not on the same box as Asterisk. Stick it on a firewall/gateway box giving access to the network containing the Asterisk boxes behind it. This way the Asterisk box(es) is seeing normal unencrypted traffic and the V

Re: [asterisk-users] Calls over VPN

2006-08-23 Thread Rich Adamson
Joseph wrote: Is anybody making calls over VPN? If so what is the "penalty" as encryption is involved. I was planning to use VPN to register Sipura units to my local asterisk this way I don't have to deal with NAT issues. vpn's work just fine as long as the vpn end-points have enough horse

Re: [asterisk-users] Calls over VPN

2006-08-22 Thread Armin Schindler
On Tue, 22 Aug 2006, Joseph wrote: > I was thinking of using openVPN No problem. We are using it without problems. Armin > -- > #Joseph > > On Tue, 2006-08-22 at 22:06 -0500, Brandon Galbraith wrote: > > MPLS is a VPN, but it doesn't use encryption in most cases. > > > > -brandon > > > > On

Re: [asterisk-users] Calls over VPN

2006-08-22 Thread Joseph
I was thinking of using openVPN -- #Joseph On Tue, 2006-08-22 at 22:06 -0500, Brandon Galbraith wrote: > MPLS is a VPN, but it doesn't use encryption in most cases. > > -brandon > > On 8/22/06, Paul Hales <[EMAIL PROTECTED]> wrote: > > We did a setup of 70 sites connected back

Re: [asterisk-users] Calls over VPN

2006-08-22 Thread Paul Hales
Funnily enough, in this case the ISP supported our choice of running Asterisk... PaulH AsteriskIT www.asteriskit.com.au On Tue, 2006-08-22 at 22:04 -0500, Henry J. Cobb wrote: > > We did a setup of 70 sites connected back to a central Asterisk box, and > > it worked very well over an MPLS VPN.

Re: [asterisk-users] Calls over VPN

2006-08-22 Thread Brandon Galbraith
MPLS is a VPN, but it doesn't use encryption in most cases.-brandonOn 8/22/06, Paul Hales <[EMAIL PROTECTED] > wrote:We did a setup of 70 sites connected back to a central Asterisk box, and it worked very well over an MPLS VPN.regards,PaulHAsteriskITwww.asteriskit.com.auOn Tue, 2006-08-22 at 20:43

Re: [asterisk-users] Calls over VPN

2006-08-22 Thread Henry J. Cobb
> We did a setup of 70 sites connected back to a central Asterisk box, and > it worked very well over an MPLS VPN. > > regards, > > PaulH > AsteriskIT > www.asteriskit.com.au The best part about VPN is that it makes it harder for the ISPs to track and mess with. ;-) -- Henry J. Cobb http://www.

Re: [asterisk-users] Calls over VPN

2006-08-22 Thread Paul Hales
We did a setup of 70 sites connected back to a central Asterisk box, and it worked very well over an MPLS VPN. regards, PaulH AsteriskIT www.asteriskit.com.au On Tue, 2006-08-22 at 20:43 -0600, Joseph wrote: > Is anybody making calls over VPN? If so what is the "penalty" as > encryption is in

[asterisk-users] Calls over VPN

2006-08-22 Thread Joseph
Is anybody making calls over VPN? If so what is the "penalty" as encryption is involved. I was planning to use VPN to register Sipura units to my local asterisk this way I don't have to deal with NAT issues. -- #Joseph ___ --Bandwidth and Colocation p