From 10a51c03260c4dd309d8c941dcc7609a29b531a1 Mon Sep 17 00:00:00 2001 From: Nick Leeman Date: Wed, 20 Oct 2021 23:07:05 +0200 Subject: [PATCH] Vault sync: 2021-10-20 23:07:05 --- School/Analyse/OSI Model.md | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/School/Analyse/OSI Model.md b/School/Analyse/OSI Model.md index e12d76d..9bd2c7f 100644 --- a/School/Analyse/OSI Model.md +++ b/School/Analyse/OSI Model.md @@ -38,10 +38,13 @@ For example, two devices can use different types of encoding on their data, the When sending sensitive data, we would like to encrypt the data so that its secure. The Presentation layer is responsible for encrypting and decrypting ingoing or outgoing data. -Also when sending of receiving data we sometimes want to compress the data so that - +Also when sending of receiving data we sometimes want to compress the data so that sending and receiving data is more efficient. (smaller size) ## 5. Session Layer +The session layer is responsible for opening and closing connections between two devices. The duration of a connection is called the session. + +The session layer ensures that the connections remains active and open so that the data being received and/or send is complete. For example whe + ## 4. Transport Layer ## 3. Network Layer ## 2. Data Link Layer