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Complete Teaching of ENSLD 300-420 by Arash Deljoo
Rating: 4.6 out of 5(89 ratings)
993 students

Complete Teaching of ENSLD 300-420 by Arash Deljoo

Designing Cisco Enterprise Networks
Created byArash Deljoo
Last updated 5/2026
English

What you'll learn

  • Internet Protocol Version 4 (IPv4) Design
  • Internet Protocol Version 6 (IPv6) Design
  • Routing Protocol Characteristics, EIGRP, and IS-IS
  • OSPF, BGP, and Route Manipulation
  • IP Multicast and Network Management
  • Enterprise LAN Design and Technologies
  • Advanced Enterprise Campus Design
  • WAN for the Enterprise
  • WAN Availability and QoS
  • SD-Access Design
  • SD-WAN Design
  • Automation

Course content

19 sections • 130 lectures • 136h 16m total length

  • IPv4 Header Deep Dive58:13

    1- IPv4 Header Introduction

    2- Version Field Introduction

    3- Internet Header Length (IHL) Field Introduction

    4- Type of Service (ToS) Field Introduction

    5- Total Length Field Introduction

    6- Identification Field Introduction

    7- Flags Field Introduction

    8- Fragment Offset Field Introduction

    9- Time to Live (TTL) Field Introduction

    10- Protocol Field Introduction

    11- Header Checksum Field Introduction

    12- Source Address Field Introduction

    13- Destination Address Filed Introduction

    14- IP Option Filed Introduction

    15- Padding Filed Introduction

  • IPv4 Header Deep Dive Quiz
  • IPv4 QoS Packet Marking Fundamentals1:32:35

    1- Quality of Service [QoS] IP Precedence [IPP] Marking Introduction

    2- Quality of Service [QoS] Differentiated Service Code Point [DSCP] Marking Introduction

    3- Differentiated Service Code Point [DSCP] Class Selector [CS] Introduction

    4- Differentiated Service Code Point [DSCP] Assured Forwarding [AF] Introduction

    5- Forward Precedence and Drop Precedence Introduction

    6- Differentiated Service Code Point [DSCP] Expedited Forwarding [EF] Introduction

    7- Guidelines for DSCP Marking Values Introduction

  • IPv4 QoS Packet Marking Fundamentals Quiz
  • IPv4 Addressing Fundamentals2:31:49

    1- Decimal Basis Introduction

    2- Binary  Basis Introduction

    3- Decimal to Binary Conversion

    4- Binary  to Decimal Conversion

    5- Dotted Decimal Notation [DDN] Introduction

    6- IP Address Parts Introduction

    7- Network Identifier Introduction

    8- Host    Identifier Introduction

    9- IP Address Classes Introduction

    10- IP Address Classes Usage

    11- IP Address Classes Examples

    12- Network IP Addressing Example

    13- IP Address Types Introduction

    14- Unicast Communication Introduction

    15- Multicast Communication Introduction

    16- Broadcast Communication Introduction

    17- Local Broadcast Communication Introduction

    18- Directed Broadcast Communication Introduction

    19- Class D Usage Introduction

    20- Class E Usage Introduction

    21- IETF Introduction

    22- 0.X.X.X Address Introduction

    23- 127.X.X.X Address Introduction

    24- Loopback Testing Usage

  • IPv4 Addressing Fundamentals Quiz
  • Solving IPv4 Exhaustion NAT & CIDR2:01:52

    1- IPv4 Address Exhaustion History

    2- Private IP Addressing [RFC1918] Introduction

    3- Public  IP Addressing Introduction

    4- Classless Inter Domain Routing [CIDR] Introduction

    5- Network Address Translation [NAT] Introduction

    6- Static NAT Introduction

    7- Static NAT Configuration

    8- Static NAT Verification

    9- The Usage of Static NAT Introduction

    10- Dynamic NAT Introduction

    11- Dynamic NAT Confgiration

    12- Dynamic NAT Verification

    13- Dynamic NAT Overload Introduction

    14- Dynamic NAT Overload Confgiration with NAT Pool

    15- Dynamic NAT Overload Confgiration with Interface IP

    16- Dynamic NAT Overload Verification

    17- Port Address Translation [PAT] Introduction

    18- Debug Network Address Translation [NAT]

  • Solving IPv4 Exhaustion NAT & CIDR Quiz
  • Global IPv4 Management & Advanced NAT30:43

    1- Regional Internet Registries (RIR) Introduction

    2- ARIN (American Registry for Internet Numbers) Introduction

    3- RIPE NCC (Reseaux IP Europeans Network Control Center) Introduction

    4- APNIC (Asia Pacific Network Information Center) Introduction

    5- LACNIC (Latin America and Caribbean Network Information Center) Introduction

    6- AFRI NIC (African Network Information Centre) Introduction

    7- Nat Terminology Introduction

    8- Overlapping NAT Introduction

    9- Overlapping NAT Configuration

    10- Overlapping NAT Verification

  • Global IPv4 Management & Advanced NAT Quiz
  • IPv4 Subnetting Mastery From Basics to VLSM3:31:51

    1- Classful Network Introduction

    2- Network ID Introduction

    3- Host    ID Introduction

    4- Network Address Introduction

    5- Broadcast Address Introduction

    6- Classless Network Introduction

    7- Subnet Mask Introduction

    8- Default Subnet Mask Introduction

    9- CIDR [ Class Inter Domain Routing ] Introduction

    10- Formats of Subnet Mask Presentation

    11- Prefix Subnet Mask Presentation

    12- Binary Subnet Mask Presentation

    13- Decimal Subnet Mask Presentation

    14- Classful View of Classless IP Address

    15- Classless View of Classless IP Address

    16- IP Address Subnetting Example-1

    17- Network Address Calculation in Subnetted Network

    18- Host    Address Calculation in Subnetted Network

    19- Broadcast Address Calculation in Subnetted Network

    20- IP Subnetting Example-2 -> 4 Network / 62 Hosts

    21- IP Subnetting Example-3 -> 7 Network / 30 Hosts  , 7 Network / 2 Hosts

    22- IP Subnetting Example-4 -> 1 Network / 126 Hosts , 3 Network / 30 Hosts , 3 Network / 6 Hosts

    23- FLSM ( Fixed    Length Subnet Mask ) Introduction

    24- SLSM ( Single   Length Subnet Mask ) Introduction

    25- VLSM ( Variable Length Subnet Mask ) Introduction

    26- IP Address Subnetting Design

  • IPv4 Subnetting Mastery From Basics to VLSM Quiz
  • Networking Foundations Devices & Addressing44:44

    1- Network Interface Card [NIC] Introduction

    2- Switch  Introduction

    3- Router  Introduction

    4- Local Area Network [LAN] Introduction

    5- Wide  Area Network [WAN] Introduction

    6- Point-to-Point Link Introduction

    7- Ethernet over MPLS [EoMPLS] Introduction

    8- Ethernet over MPLS [EoMPLS] Introduction

    9- IP Address Subnetting Steps

    10- DHCP Service Introduction

    11- Compare FLSM and VLSM


  • Networking Foundations Devices & Addressing Quiz
  • Mastering Subnet Calculations56:09

    1- Finding Subnet ID and Resident Subnet ID in IP Address

    2- Finding Subnet Broadcast Address in IP Address

    3- Finding Subnet's Range of Usable Unicast IP Addresses

    4- Interesting Octet Introduction

    5- Magic Number Introduction

    6- Finding Subnet ID with Boolean AND

    7- Finding Broadcast Address with Boolean OR

  • Mastering Subnet Calculations Quiz
  • IPv4 Addressing Design Best Practices40:30

    1- Loopback Addresses Design Recommendations

    2- IP Telephony Networks Design Recommendations

    3- VLSM Address Assignment Example Introduction

    4- IPv4 Addressing Design Introduction

    5- Goals of IPv4 Address Design Introduction

    6- Planning for Future Use of IPv4 Addresses Introduction

    7- Performing Route Summarization Introduction

    8- Planning for a Hierarchical IP Address Network Introduction

    9- Private and Public IP Address and NAT Guidelines Introduction

  • IPv4 Addressing Design Best Practices Quiz
  • IPv4 Address Planning and DHCP Deployment2:06:50

    1- Steps for Creating an IPv4 Address Plan Introduction

    2- Case Study: IP Address Subnet Allocation

    3- Address Assignment Methods Introduction

    4- Dynamic Host Configuration Protocol (DHCP) Introduction

    5- Dynamic Host Configuration Protocol (DHCP) Configuration

    6- DHCP Relay Agent Introduction

    7- DHCP Relay Agent Configuration

    8- Bootstrap Protocol (BOOTP) Introduction

    9- Recommended Practices of IP Address Assignment Introduction

  • IPv4 Address Planning and DHCP Deployment Quiz
  • Core Network Protocols ARP, DNS, and HTTP2:16:35

    1- Address Resolution Protocol [ARP] Introduction

    2- Packet Forwarding Process Introduction

    3- Hyper Text Transfer Protocol [HTTP] Introduction

    4- Domain Name System [DNS] Introduction

    5- DNS Tree Introduction

    6- Root Name Server , Top Level Domain , Authorative Name Server Introduction

    7- Resource Record Introduction

    8- DNS Placement Recommendation

  • Core Network Protocols ARP, DNS, and HTTP Quiz

Requirements

  • CCNA-Level Understanding – A solid grasp of networking fundamentals, including IP addressing, routing, and switching.
  • Basic Knowledge of Enterprise Networking – Familiarity with network design principles, VLANs, and WAN technologies.
  • Understanding of Routing Protocols – Experience with OSPF, EIGRP, and BGP will be beneficial.
  • Familiarity with Network Security – Basic knowledge of ACLs, VPNs, and firewall concepts.
  • Awareness of SD-WAN & Automation – General understanding of Software-Defined Networking (SDN) and network programmability.

Description

Achieve Mastery in Enterprise Network Design with the Complete Teaching of ENSLD (CCNP ENSLD 300-420)!

Are you ready to take your networking career to the next level? This comprehensive course is designed to help you master Enterprise Network Design (ENSLD) and prepare for the CCNP 300-420 ENSLD certification. Whether you’re an experienced network engineer, an IT professional, or someone aspiring to earn the CCNP certification, this course is your ultimate guide to success.

Through engaging lessons, real-world examples, and hands-on practice, you’ll gain the skills and confidence needed to design, implement, and optimize enterprise networks. This course is structured to provide a clear and practical learning experience, ensuring you not only understand the concepts but can also apply them in real-world scenarios.

With a strong focus on exam readiness, you’ll learn strategies and techniques to help you pass the CCNP 300-420 ENSLD exam with confidence. Additionally, the course emphasizes practical application, equipping you with the tools to tackle complex network design challenges in your professional career.

Join a global community of learners who have transformed their careers with this course. By enrolling, you’ll gain access to expert guidance, valuable resources, and a supportive learning environment to help you achieve your goals.

Take the first step toward becoming a certified network design professional. Enroll today and unlock your potential in enterprise network design. Your journey to success starts here!

Who this course is for:

  • Network Engineers and Architects
  • CCNP Enterprise Candidates
  • IT Professionals
  • Students and Learners

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