[Asterisk-Users] * and Cisco routers
lists
lists at efastfunding.com
Tue May 18 21:10:47 MST 2004
It's a very small delay my avg from houston to tampa is about 70 ms over the
tunnel and about 40 with out the tunnel on a good day. The thing that gets
you is the lack of QOS over the Net so get some good pipes. This is using a
vpn 3005 and a pix 506 with 168 bit encryptions on a nail vpn. If you want
it over a windows cisco client I will have to get you that answer tomorrow
as my Laptop is still at work but so far softphone on it work great with
every softphone I have tried.
-----Original Message-----
From: asterisk-users-admin at lists.digium.com
[mailto:asterisk-users-admin at lists.digium.com] On Behalf Of Lars Boegild
Thomsen
Sent: Tuesday, May 18, 2004 10:23 PM
To: asterisk-users at lists.digium.com
Subject: RE: [Asterisk-Users] * and Cisco routers
Well - I would assume that most Asterisk instances run on Linux boxes, so
even if put directly on a public IP address it's quite possible to protect
the machine and do various VPN setup's (including IPSec). Speaking of which
- anybody got experience with VoIP and IPSec? I've never really used IPSec,
but I would imagine it creates a significant delay.
> -----Original Message-----
> From: asterisk-users-admin at lists.digium.com
> [mailto:asterisk-users-admin at lists.digium.com]On Behalf Of Ronald R.
> McDaniel
> Sent: 19 May 2004 11:13
> To: asterisk-users at lists.digium.com
> Subject: Re: [Asterisk-Users] * and Cisco routers
>
>
> Doug,
>
> I don't believe that it would be a good idea to leave the Asterisk box
> unprotected (without any firewall). This would leave you wide open
> for people to access your internal system through the Asterisk box.
> We have all been participating in a discussion about an article
> written by the ingenious Mr. Jim Louderback, technology writer for
> Ziff Davis, regarding the security risk of IP Telephony. As far as
> the cost of vpning the phones, maybe you could use LinkSys vpn routers
> ($129.00 / each) and cut the cost in half. If you didn't want to go
> the VPN route, you could setup access-list on your 3810 to only accept
> traffic from the known IP addresses of your home warriors. This is
> not the most secure, but it does provide some security and would
> probably block most half hearted attempts from wannabe hackers. You
> could sell your Cisco phones, install X-Lite (free softphone) and put
> the money from the Cisco phones toward vpning your network. There are
> several ways to go, I just wouldn't leave it wide open.
>
>
> Sincerely,
>
>
>
>
> Ronald R. McDaniel
> Southern Computer Services, Inc.
> rmcdaniel at southerncomp.net
> (251) 444-3136 office
> (251) 446-3137 fax
> (251) 294-1202 cell _______________________________________________
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