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List:       helix-open-discuss
Subject:    Re: [hxdiscuss] Multicasting
From:       Henry Ping <ping () real ! com>
Date:       2003-06-18 17:29:22
Message-ID: 5.1.0.14.2.20030618102624.025fa120 () mailone ! real ! com
[Download RAW message or body]

Also make sure your R1 player has multicast enabled by opening 
Tools/Preferences/Connection/Network Transports:
if "Manually configure connection settings" is unchecked, then it's 
enabled, otherwise, click the "RTSP Settings" and make sure "Attempt to use 
Multicast for live content" is checked

-->Henry

At 09:28 AM 6/18/2003 -0700, Greg Wright wrote:
> >
> > "This server is configured to support only multicast connections. Please
> > contact the content provider for more information on listening to this
> > broadcast."
> >
> > 2nd question: What have I missed?
>
>Were you using the Window's RealOne player?
>
>Is the player on the same subnet as the server? If not, each router
>or switch between the player and the server must be configured to
>pass through multicast packets, not all are.
>
>You local client machine must have multicast enabled on its
>interface as well. For example, ifconfig(unix) should show something
>like:
>
>eth0      Link encap:Ethernet  HWaddr 00:02:B3:07:86:36
>           inet addr:172.23.2.84  Bcast:172.23.255.255  Mask:255.255.0.0
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>                              ^^^^^^^^^^^^^^
>           RX packets:32580849 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:458187 errors:0 dropped:0 overruns:0 carrier:15
>           collisions:90064 txqueuelen:100
>           RX bytes:2988175011 (2849.7 Mb)  TX bytes:174062211 (165.9 Mb)
>           Interrupt:10 Base address:0xb000
>
>
>You might also try letting the server drop to UDP if multicast fails
>just long enough to make sure that you can play content of over some
>protocol in your current setup.
>
>--greg.
>
>
>----- Original Message -----
>From: "Bodi Ngwala" <b.ngwala@cabletime.com>
> > Hi Ben,
> > Yes indeed, it would be a nice contribution to have RPC support. As of 
> me, I
> > have only been asked to investigate helix and its features, so i won't be
> > adding any extras to it at the moment, but only be using what it can
> > currently do.
> > And the next item on my list of things to investigate is 'multicasting in
> > helix'. A little problem is bugging me...:
> > I have managed to setup my broadcast distribution for back-channel
> > multicasting, here are my settings:
> > Enable Multicast:  Yes
> > Enable SAP: Yes
> > PNA Port: 7070
> > RTSP Port: 3554
> > IP Address Range: 224.1.1.100 to 224.1.1.110
> > Time to live: 16
> > Resend: Yes
> > Multicast Delivery Only: Yes (I do not want failsafe over to unicast)
> > Access Rules: Allow all connections
> > Client IP Address or Hostname: Any
> > Client Netmask: None
> >
> > I then set up a live broadcast from the Producer as a Authenticated Pushed
> > Account to the server.
> > Stream name: live.rm
> > Server: my helix server's IP address
> > Port: 554 - UDP (50001 would not work)
> > User + Pwd also specified and encoding started.
> >
> > I noticed that on the Producer when I used a different port number that 554
> > (UDP transport), Producer would not broadcast and constantly kept
> > reconnecting. e.g. I tried to used a port number in the range of available
> > listening ports for the Producer defined on the server, but it would not
> > work:
> > (administrator) Broadcasting->RealNetworks Encoding->9.0 Producer port
> > range: 50001 to 50050
> > Authentication: SecureRBSEncoder
> > 1st question: Is there an issue with other port numbers?
> >
> > And finally, when I started RealOne Player with the following URL:
> > rtsp://myhelixipaddress:3554/broadcast/live.rm
> >
> > this is what i got from the Player:
> >
> > "This server is configured to support only multicast connections. Please
> > contact the content provider for more information on listening to this
> > broadcast."
> >
> > 2nd question: What have I missed?
> >
> > Sorry for the long email... if it's any consolation, i have successfully
> > tested many other areas, it's a Real Delight :) (there, i just gave you a
> > name for a next-gen Real product)
> >
> > Dujean.
>
>
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