IV – UDP/java

My own Q: How do you make UDP reliable?
A: sequence number + gap management + retransmission

My own Q: can q(snoop) capture UDP traffic?

Q: Why would multicast use a different address space? Theoretical question?
A: each MC address is a group…

Q: why would a server refuse connection? (Theoretical question?)
%%A: perhaps tcp queue is full, so application layer won’t see anything

——————

Q: How do you avoid full GC
Q: what’s the impact of 64 bit JVM?
Q: how many package break releases did your team have in a year?
Q: In a live production system, how do you make configuration changes with minimal impact to existing modules?

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