Wireshark mailing list archives
Re: Sniffing for multicast traffic
From: Kevin Cullimore <kcullimo () runbox com>
Date: Thu, 20 May 2010 12:45:10 -0400
On 5/20/2010 10:08 AM, Ronald Nutter wrote:
In order to transmit & receive multicast traffic using non-standard destination addresses, you'd probably need to modify the protocol stacks ofI am getting ready to make a change to the network at my company and need to verify what traffic is going over multicast.I have been able to see existing multicast traffic by using a capture filter net 224.0.0.0/4. How can I see any multicast traffic thatIs on the network and isn't using the normal multicast range ? Havent worked with multicast much, so just trying to be on the careful side.
-The participating hosts' operating system-The operating systems of all IP-aware intermediate system the traffic would traverse
Sounds expensive, but some corporate interests go to great lengths in order to earn the "non-RFC-compliant" designation.
When faced with a task requiring a comprehensive collection of multicast packets seen on/through a given network/internetwork, I therefore worry far less about out-of-spec traffic such as you describe.
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Current thread:
- Sniffing for multicast traffic Ronald Nutter (May 20)
- Re: Sniffing for multicast traffic DePriest, Jason R. (May 20)
- Re: Sniffing for multicast traffic Ronald Nutter (May 20)
- Re: Sniffing for multicast traffic DePriest, Jason R. (May 20)
- Re: Sniffing for multicast traffic Ronald Nutter (May 20)
- Re: Sniffing for multicast traffic Marc Luethi (May 20)
- Re: Sniffing for multicast traffic Kevin Cullimore (May 20)
- Re: Sniffing for multicast traffic Sake Blok (May 20)
- Re: Sniffing for multicast traffic Kevin Cullimore (May 20)
- Re: Sniffing for multicast traffic Sake Blok (May 20)
- Re: Sniffing for multicast traffic DePriest, Jason R. (May 20)