I have sucessfully set-up netmeeting through PIX and it is operational both
outbound and inbound.
--John
----- Original Message -----
From: "Tom Hulley" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Friday, June 30, 2000 8:33 AM
Subject: Netmeeting
> Hi.
> I would like to allow netmeeting outbound through a pix firewall. From
> what I see this looks like a problem.
> MS states the following. Does anyone have any creative solutions for this
> without opening up 1024-65535
> Is this crazy or what?
> Any good alternatives to netmeeting?
>
>
> NetMeeting uses the following Internet Protocol (IP) ports:
> Port Purpose
> -------------------------------------
> 389 Internet Locator Server [Transmission Control Protocol (TCP)]
> 522 User Location Server (TCP)
> 1503 T.120 (TCP)
> 1720 H.323 call setup (TCP)
> 1731 Audio call control (TCP)
> Dynamic H.323 call control (TCP)
> Dynamic H.323 streaming [Realtime Transport Protocol (RTP) over User
> Datagram Protocol (UDP)]
> To establish outbound NetMeeting connections through a firewall, the
> firewall must be configured to do the following:
> Pass through primary TCP connections on ports 522, 389, 1503, 1720 and
> 1731.
>
> Pass through secondary UDP connections on dynamically assigned ports
> (1024-65535).
>
> NOTE: Some firewalls are capable of passing through TCP connections on
> specific ports, but are not capable of passing through secondary UDP
> connections on dynamically assigned ports. When you establish NetMeeting
> connections through these firewalls, you are unable to use the audio
> features of NetMeeting.
>
> In addition, some firewalls are capable of passing through TCP connections
> on specific ports and secondary UDP connections on dynamically assigned
> ports, but are not capable of virtualizing an arbitrary number of internal
> IP addresses, or are not capable of doing so dynamically. With these
> firewalls, you are able to establish NetMeeting connections from computers
> inside the firewall to computers outside the firewall and you are able to
> use the audio features of NetMeeting, but you are unable to establish
> connections from computers outside the firewall to computers inside the
> firewall.
>
>
> See the entire article at:
>
>
http://support.microsoft.com/support/kb/articles/Q158/6/23.asp?LNG=ENG&SA=AL
LKB&FR=0
>
> Sorry if this has been discussed before.
> Tom Hulley
> [EMAIL PROTECTED]
>
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