Reordering
Impacts TCP congestion avoidance algorithms
More common than thought
- Took 256 PingER sites
- Measured with pings
- 5 * 1 sec separation
- 50 back-to-back (=75KB W)
- Look for out of sequence
- Bad to developing world
- Bad to commercial
- > 25% links reorder
- Avg 8 out of 50 out of order