These SCTP DATA chunks have arrived carrying the following information:
TSN:20 SI:2 SSN:8 BE:11
TSN:21 SI:2 SSN:9 BE:10
TSN:12 SI:2 SSN:7 BE:11
TSN:18 SI:3 SSN:15 BE:01
TSN:15 SI:3 SSN:15 BE:00
TSN:24 SI:1 SSN:23 BE:10
In the following, "fragment" refers to a data chunk that is NOT a complete message.
Which fragments for sure are missing for the message with SI = 3 and SSN = 15?
Which fragments for sure are missing for the message with SI = 2 and SSN = 9?