
Episode 65: TCP and UDP — The Transport Layer's Two Engines
This episode focuses on Transmission Control Protocol (TCP) and User Datagram Protocol (UDP), the two primary protocols at the transport layer. TCP is connection-oriented, ensuring reliable delivery w...
20 Jul 202514min

Episode 64: ICMP — The Network's Messaging System
This episode examines the Internet Control Message Protocol (ICMP), which communicates error messages and diagnostic information between devices. ICMP is not used to transmit application data but inst...
20 Jul 202514min

Episode 63: SIP and VoIP Protocols
This episode introduces Session Initiation Protocol (SIP) and other Voice over IP (VoIP) protocols that support modern telephony systems. SIP establishes, manages, and terminates calls, while protocol...
20 Jul 202515min

Episode 62: SNMP and Network Management Traffic
This episode covers Simple Network Management Protocol (SNMP), which enables administrators to monitor and manage network devices. SNMP uses a manager–agent model, where agents on devices report stati...
20 Jul 202514min

Episode 61: File and Print Services — SMB and SQL Protocols
This episode introduces file and print services, focusing on the Server Message Block (SMB) protocol and the role of SQL-based services in network environments. SMB allows file and printer sharing acr...
20 Jul 202516min

Episode 60: Network Services — DNS, DHCP, NTP, Syslog
This episode introduces four essential network services: Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP), Network Time Protocol (NTP), and Syslog. DNS translates hostnames into IP...
20 Jul 202513min

Episode 59: Web and Directory Services — HTTP, HTTPS, LDAP, LDAPS
This episode covers web and directory service protocols, which form the backbone of modern communication and identity management. Hypertext Transfer Protocol (HTTP) provides the foundation for web tra...
20 Jul 202514min

Episode 58: Email Protocols — SMTP, POP3, IMAP, and Their Secure Variants
This episode introduces the protocols that enable email delivery and retrieval. Simple Mail Transfer Protocol (SMTP) is used to send messages, while Post Office Protocol version 3 (POP3) and Internet ...
20 Jul 202513min



















