This post gives a basic overview of the Simple Network Management Protocol (SNMP) and also an overview of its related protocols MIB (Management Information Base) and SMI (Structure of Management Information).
Overview of SNMP, MIB and SMI
Application Layer
Contains posts on application layer of computer networking
How does Email work?
This post gives a basic overview of the theory of operation of Electronic Mail (Email). It also explains the different components of an electronic mail system like User Agents (UAs), Mail Transfer Agents (MTAs) and Mail Access Agents (MAAs).
A basic overview of the HTTP Protocol
This post gives a basic overview of the HTTP protocol, including its theory of operation. It also briefly describes the concept of HTTP Persistency, Pipelining, Proxies and HTTP cookies
How TFTP works?
This post gives a basic overview of the TFTP protocol, including its benefits and its theory of operation.
FTP modes and need for FTP NAT and FTP Firewall ALGs
This post gives a brief overview of . It also gives the implication of these modes on NAT and Firewall.
Overview of the FTP protocol
This post gives a brief overview of the File Transfer Protocol (FTP) and its basic theory of operation.
What is Dynamic DNS or DDNS?
This post describes the need for the DDNS protocol and also gives a basic overview of its theory of operation.
Overview of the DNS protocol operation
This post gives a brief overview of the theory of operation of the Domain Name System (DNS) protocol and its advantages.
DHCP Protocol Overview and benefits
This post gives a high level overview of the Dynamic Host Configuration Protocol (DHCP), including its history, benefits and basic theory of operation.
Role and Types of Application Layer Protocols
This post gives a brief overview of the role of application layer protocols. It also gives a brief overview of the different methods of classification of application layer protocols like network service based classification or peer relationship based classification.