One sender sends for 90 seconds. Note that this is the recommended version of the dense mode protocol in ns. Comments in detailedDM.txt. Black for data packets, green for RTCP reports, cream for join messages, purple for prune messages. Comments in srm-demo.txt.
Different receivers join at different times.
Each receiver requests back-data from the start of the source session that is has missed. The demo uses fixed timers. The number of nodes in the star can be changed in the script, but the nam demo is optimised for eight nodes. The demo uses fixed timers. The number of nodes in the chain can be changed in the script, but the nam demo is optimised for eight nodes.