From 5c907e1c2cb266427c3d18eb37d518e2c0c8b324 Mon Sep 17 00:00:00 2001 From: Nick Leeman Date: Wed, 20 Oct 2021 23:42:05 +0200 Subject: [PATCH] Vault sync: 2021-10-20 23:42:05 --- School/Analyse/OSI Model.md | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/School/Analyse/OSI Model.md b/School/Analyse/OSI Model.md index 77faa12..9b2d363 100644 --- a/School/Analyse/OSI Model.md +++ b/School/Analyse/OSI Model.md @@ -67,5 +67,13 @@ The Network Layer is responsible for handling the data transfer between two diff The Network Layer breaks up segments from the Transport layer into smaller chunks called [[Packets]]. The reverse happens on the receiving device (reassembling packets into segments). +Furthermore the Network Layer also finds the optimal path to travel from origin network to the destination network. This is called routing. + ## 2. Data Link Layer +The Data Link Layer is responsible for handling the data transfer between two devices on the **same** network. (so a bit like the Network Layer) + +The Data Link Layer also splits up packets into smaller chunks called a frame. The reverse happens on the receiving device (reassembling frames into packets). + +Like the Network Layer the Data Link Layer is also responsible for flow control and error checking. However it only does this for inter-network communications. (Local network) + ## 1. Physical Layer \ No newline at end of file