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Allow multicast packages from the bridge to wire in KVM

On a CentOS 6.5 host, I have a couple of guests - Ubuntu 12.04 and CentOS 6.5. The Ubuntu guest is generating mcast traffic that is visible via a tcpdump on the br3 interface. It is also visible on ...
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143 views

How to relay packet in a wireless ad hoc network?

I am trying to connect several Linux computers in wireless ad-hoc multicast : -computer C1 (192.168.1.3) -computer C2 (192.168.1.5) -computer C3 (192.168.1.6) C1 can not reach C3 On computer C1, ...
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605 views

Creating multicast join for tcpdump captures

I want to write a linux shell script which will capture specific multicast traffic. Specific as in, I want to create a pcap file that has all the traffic for one specific multicast group/port. Here ...
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Dumping multicast UDP stream with socat

I am setting up video streaming. In local network, there are two devices streaming video over UDP multicast. One is regular computer with Linux (streaming to 239.220.221.10, port 9200), second one is ...
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489 views

Enabling multicast communication between 2 AIX JVM processes

I'm having trouble with multicast distribution on a single AIX machine between two JVM processes. Think ehcache or jgroups. In order to enable on Mac OS X: route add -net 224.0.0.0 -interface lo0 ...
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How do I mcast multiple pcap files simultaneously with guaranteed ordering and controllable speed?

We capture many pcap files every day on many different multicast groups. For the purposes of testing & benchmarking, we wish to replay these files in an isolated environment and in a controlled ...
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507 views

AIX multihomed multicast

On my AIX machine if I run netstat -ia I get: Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Coll en0 1500 link#2 1e.18.1.1e.78.2 385229 0 1091655 0 0 ...
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Implementing a multicast server

On Ubuntu 12.04, due to a corporate firewall, UDP packets heading for the 224.0.x.x range get filtered out. However, as a developer, I have two applications that do discovery by listening to a ...