_thebrain_@sh.itjust.works to Programmer Humor@programming.dev · 3 months agoEasy way to remember the OSI modelsh.itjust.worksimagemessage-square32linkfedilinkarrow-up1417arrow-down114
arrow-up1403arrow-down1imageEasy way to remember the OSI modelsh.itjust.works_thebrain_@sh.itjust.works to Programmer Humor@programming.dev · 3 months agomessage-square32linkfedilink
minus-squareslazer2au@lemmy.worldlinkfedilinkEnglisharrow-up28arrow-down2·3 months agoEasier way is to remember that the ISO model is defunked and you should use the TCP/IP model.
minus-squareaubeynarf@lemmynsfw.comlinkfedilinkarrow-up3·3 months agowe’re getting back there, for example HTTP/3 separates session from transport, and web browsers separate presentation from application
minus-squareinvictvs@lemmy.worldlinkfedilinkarrow-up2·3 months agoYes, except if you are in my University, where professors are fossils and knowing OSI is required to pass the CN exam.
minus-squareneidu3@sh.itjust.workslinkfedilinkEnglisharrow-up1·edit-23 months agoTCP/IP model is Limited and incomplete. Fibrechannel, infiniband, and many RDMA protocols, just to make a few, don’t fit in the TCP/IP model, while the OSI model fits them just fine.
minus-squareneidu3@sh.itjust.workslinkfedilinkEnglisharrow-up1·3 months agoNeither TCP, UDP, nor IP, is involved.
minus-squareslazer2au@lemmy.worldlinkfedilinkEnglisharrow-up2·3 months agoBut they don’t run CLNS so the ISO model doesn’t fit either.
minus-squareneidu3@sh.itjust.workslinkfedilinkEnglisharrow-up1·3 months agoOSI model != OSI protocols CLNS is not a pre-requisite for Layer 3.
Easier way is to remember that the ISO model is defunked and you should use the TCP/IP model.
we’re getting back there, for example HTTP/3 separates session from transport, and web browsers separate presentation from application
Yes, except if you are in my University, where professors are fossils and knowing OSI is required to pass the CN exam.
TCP/IP model is Limited and incomplete.
Fibrechannel, infiniband, and many RDMA protocols, just to make a few, don’t fit in the TCP/IP model, while the OSI model fits them just fine.
How don’t they fit?
Neither TCP, UDP, nor IP, is involved.
But they don’t run CLNS so the ISO model doesn’t fit either.
OSI model != OSI protocols
CLNS is not a pre-requisite for Layer 3.