What flaws have been discovered in the router layer 2 protocol? Why does the ICMP request in a PPP encapsulated router operate after altering the router serial interface subnet?
What flaws have been discovered in the router layer 2 protocol? Why does the ICMP request in a PPP encapsulated router operate after altering the router serial interface subnet?
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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What flaws have been discovered in the router layer 2 protocol? Why does the ICMP request in a PPP encapsulated router operate after altering the router serial interface subnet?
Expert Solution
Step 1
Introduction:
On OSI layer 2, or the data link layer, the router switching for the connection takes place.
Typically, the router switch portion is the layer to all packet headers needed to forward frames in order to identify the end station.
When the target address is unknown, the problem now arises.
In this situation, the router floods the data to every port it is connected to.
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