For packet rule testing, legacy 5 tuple based techniques employ decision tree, decomposition or hardware (usually TCAM) based approaches. What specific technique do pfSense firewalls employ to test the packets against the rules with minima...
Posts published in “Day: June 3, 2020”
Assuming:
TCP Window Size of client: 2000 bytes
MSS (maximum segment size) of client: 1500 bytes
Now server want to send 3000 bytes to client B1..B3000. Server sends:
Packet-1: Contains B1..B1500 bytes, SeqNo: 1, Length: 1500
Packet-...
The National Academies of Sciences, Engineering, and Medicine began a study this week to provide states and school districts with guidance about whether and how to safely reopen schools.