diff options
Diffstat (limited to 'osi-ip-model')
| -rw-r--r-- | osi-ip-model | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/osi-ip-model b/osi-ip-model new file mode 100644 index 0000000..26b605e --- /dev/null +++ b/osi-ip-model @@ -0,0 +1,25 @@ +OSI model: +7. Application layer smtp, http, ssh +6. Presentation layer encryption, compression, data formating +5. Session layer Sockets(tcp,ip,port)? Start, stop session (data transfer), still no tcp (net socket init)? +4. Transport layer tcp/udp +3. Network layer ip, routing +2. Data link layer mac, switch +1. Physical layer cable, nic, hub + +Network Interface Card and cables 1PHYSICAL +Frame header | | frame footer 2DATA LINK frame + | ip header | ip date | 3INTERNET packet + | tcp header | tcp data | 4TRANSPORT segment + | app data | 5APP + +APP -> OSI app, presentation, session + + + +Internet protocol suite (TCP/IP model): + +Frame header | | frame footer 1LINK + | ip header | ip date | 2INTERNET + | tcp header | tcp data | 3TRANSPORT + | app data | 4APP |