[Asterisk-Users] SIP Nat Issue

2003-10-20 Thread Mark Evans
Hi All Has anything been done to fix the issue where the * box is sat behind a nat firewall? Regards Mark ___ Asterisk-Users mailing list [EMAIL PROTECTED] http://lists.digium.com/mailman/listinfo/asterisk-users

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread WipeOut
Mark Evans wrote: Hi All Has anything been done to fix the issue where the * box is sat behind a nat firewall? Regards Mark As far as I know it can't be done.. The server has to be on a public IP.. You could try using a SIP aware router like the intertex range but I don't know how much mil

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread John Todd
At 4:01 PM +0100 10/20/03, WipeOut wrote: Mark Evans wrote: Hi All Has anything been done to fix the issue where the * box is sat behind a nat firewall? Regards Mark As far as I know it can't be done.. The server has to be on a public IP.. You could try using a SIP aware router like the inter

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread Chris Albertson
Asterisk works perfectly fine in back of a NAT firewall, as long as all of your SIP phones are also in back of that same fire wall ;-) Seriously, I'd fix this if I knew enough about SIP protocol. Is anyone willing to write up what is required at the "bit and byte level"? One thing that could he

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread Eric Wieling
Actually it requires CHANGING the SIP protocol. Asterisk already changes the SIP protocol when you use nat=yes and many clients also change the SIP protocol to work with NAT. On Mon, 2003-10-20 at 11:31, Chris Albertson wrote: > Asterisk works perfectly fine in back of a NAT firewall, as long > a

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread Tomica Crnek
yes, regarding sip, but I have stil problems with rtp - Original Message - From: "Mark Evans" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, October 20, 2003 4:49 PM Subject: [Asterisk-Users] SIP Nat Issue > Hi All > > Has anything been done t

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread Chris Albertson
--- Eric Wieling <[EMAIL PROTECTED]> wrote: > Actually it requires CHANGING the SIP protocol. Asterisk already > changes the SIP protocol when you use nat=yes and many clients also > change the SIP protocol to work with NAT. Is it really a change to the format of what is sent or is it that only

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread Tomica Crnek
to be more specific, I only managed to get xten softphone register to * behind the nat fw, but nothing else. - Original Message - From: "Tomica Crnek" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, October 20, 2003 7:44 PM Subject: Re: [Asterisk-Users]

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread Chris Albertson
--- Tomica Crnek <[EMAIL PROTECTED]> wrote: > to be more specific, I only managed to get xten softphone register to > * > behind the nat fw, but nothing else. Where was the firewall? 1) Between xten X-Lite and the public Internet or, 2) Between Asterisk and the Publict Internet or 3) Bot

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread Eric Wieling
You should start by reading the specific SIP and RTP RFCs. SIP is less of an issue than RTP (as someone else pointed out) On Mon, 2003-10-20 at 12:47, Chris Albertson wrote: > --- Eric Wieling <[EMAIL PROTECTED]> wrote: > > Actually it requires CHANGING the SIP protocol. Asterisk already > > cha

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread Olle E. Johansson
Chris Albertson wrote: X-Lite _can_ dail out to FWD through a firewall but Asterisk can't. SO this gives us the perfect chance to compare the content of outbound packets where we have a working and non-working example. X-lite when configured for FWD behind a NAT uses an outbound proxy for that con

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread Olle E. Johansson
Eric Wieling wrote: On Mon, 2003-10-20 at 11:31, Chris Albertson wrote: Asterisk works perfectly fine in back of a NAT firewall, as long as all of your SIP phones are also in back of that same fire wall ;-) Seriously, I'd fix this if I knew enough about SIP protocol. Is anyone willing to write up

Re: [Asterisk-Users] SIP Nat Issue

2003-10-20 Thread Tomica Crnek
> To: <[EMAIL PROTECTED]> Cc: "Tomica Crnek" <[EMAIL PROTECTED]> Sent: Monday, October 20, 2003 8:37 PM Subject: Re: [Asterisk-Users] SIP Nat Issue > > --- Tomica Crnek <[EMAIL PROTECTED]> wrote: > > to be more specific, I only managed to get xten softph