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Cisco 300-420日本語 Braindumps - in .pdf Free Demo

  • Exam Code: 300-420J
  • Exam Name: Designing Cisco Enterprise Networks (300-420日本語版)
  • Last Updated: Nov 05, 2026
  • Q & A: 457 Questions and Answers
  • Convenient, easy to study. Printable Cisco 300-420日本語 PDF Format. It is an electronic file format regardless of the operating system platform. 100% Money Back Guarantee.
  • PDF Price: $69.98    

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  • Exam Code: 300-420J
  • Exam Name: Designing Cisco Enterprise Networks (300-420日本語版)
  • Last Updated: Nov 05, 2026
  • Q & A: 457 Questions and Answers
  • Uses the World Class 300-420日本語 Testing Engine. Free updates for one year. Real 300-420日本語 exam questions with answers. Install on multiple computers for self-paced, at-your-convenience training.
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About Cisco 300-420日本語 Exam

Cisco 300-420: Target audience

The Cisco 300-420 test is designed for Wireless Design Engineers, Network Managers, Network Design Engineers, System Engineers, and Network Administrators. It is targeted at those individuals who want to certify or prove their knowledge and mastery in designing Cisco enterprise networks. The typical candidates for this Cisco certification exam are those people who are looking to be certified in the enterprise networks. They should have at least 3 years of hands-on experience in the field of designing these networks related to Cisco.

Reference: https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/ensld-300-420.html

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Advanced Enterprise Campus Networks

This part makes up 25% of the whole content and measures the professionals’ knowledge of specific technical areas. These include the following:

  • Designing the infrastructures for campus Layer 2, such as fast convergence, PoE & WoL, STP scalability, and loop-free technologies;
  • Designing the infrastructures for multicampus Layer 3 (route summarization, convergence, VRFs, load sharing, redistribution, route filtering, and optimal topologies);
  • Explaining overlay, underlay, security, automation, wireless, control & data plan of SD-Access architecture;
  • Explaining the considerations for the SD-Access fabric design for wired and wireless access. These include fabric design, overlay, border design, control plan design, segmentation, as well as scalability, multicast, virtual networks, and over-the-top & fabric for wireless.
  • Designing the campus network for high availability, including BFD, first-hop redundancy protocols, Graceful restart, and platform abstraction methods;

Cisco 300-420日本語 Exam Syllabus Topics:

SectionWeightObjectives
WAN for Enterprise Networks20%- WAN resiliency and high availability
- WAN connectivity options
  • 1. SD-WAN architecture and design
    • 2. MPLS, Metro Ethernet, 4G/5G
      - VPN design
      • 1. Site-to-site VPN
        • 2. DMVPN, L2VPN, L3VPN
          Software-Defined Access (SDA)5%- Control plane and data plane design
          - SD-Access architecture
          - Fabric design and deployment
          Security Services10%- Secure connectivity
          - Security architecture design
          • 1. Threat defense integration
            • 2. Network segmentation
              Advanced Enterprise Campus Networks25%- Wireless integration
              - Layer 2 campus design
              • 1. Spanning Tree Protocol optimization
                • 2. Hierarchical architecture
                  • 3. VLAN and trunking design
                    - Layer 3 campus design
                    • 1. Routing in campus infrastructure
                      • 2. Virtualization and segmentation
                        Network Services15%- Quality of Service (QoS)
                        • 1. Classification and marking
                          • 2. Policing, shaping, congestion management
                            - IP services
                            • 1. DHCP, DNS, NAT
                              - Multicast design
                              Advanced Addressing and Routing Solutions25%- Routing protocol design
                              • 1. IS-IS design
                                • 2. OSPF design
                                  • 3. EIGRP design
                                    • 4. Route redistribution and filtering
                                      - IPv4 and IPv6 addressing design
                                      • 1. Structured addressing plans
                                        • 2. Route summarization and aggregation

                                          Cisco Designing Cisco Enterprise Networks (300-420日本語版) Sample Questions:

                                          Question #1

                                          マルチキャストルーティングにおけるRPFチェックの目的は何ですか?

                                          • A. 宛先アドレスへのトラフィックをルーティングするために使用されるインターフェースにマルチキャストパケットが到着した場合、パケットが破棄されるようにする
                                          • B. マルチキャストパケットがどのインターフェースに到着したかに関わらず、すべてのインターフェースから転送されるようにする
                                          • C. マルチキャストパケットが、トラフィックを送信元アドレスにルーティングするために使用されるインターフェースに到着した場合に転送されるようにする
                                          • D. マルチキャストパケットが、宛先アドレスへのトラフィックルーティングに使用されるインターフェースに到着した場合に転送されるようにする
                                          • E. トラフィックを送信元アドレスにルーティングするために使用されるインターフェースに到着したマルチキャストパケットが確実に破棄されるようにする
                                          Reveal Solution  Discussion  0

                                          Correct Answer: C  🗳️

                                          Question #2

                                          図を参照してください。Cisco Catalystスイッチは、インターフェイスgig0/2で手動で学習できるMACアドレスが1つだけになるように設定されています。スイッチポートに接続されているデバイスを動的に学習するには、どのコマンドを実行する必要がありますか?

                                          • A. switchport port-security mac-address auto
                                          • B. switchport port-security mac-address sticky
                                          • C. switchport port-security maximum 1 auto
                                          • D. switchport port-security aging
                                          Reveal Solution  Discussion  0

                                          Correct Answer: B  🗳️

                                          Question #3

                                          SD-Accessファブリックのどのコンポーネントが、ファブリック外部のネットワークとの通信を担当しますか?

                                          • A. 中間ノード
                                          • B. 制御プレーンノード
                                          • C. エッジノード
                                          • D. 境界ノード
                                          Reveal Solution  Discussion  0

                                          Correct Answer: D  🗳️

                                          Question #4

                                          マルチキャスト展開において、逆方向パス転送メカニズムはどのような機能を果たすのでしょうか?

                                          • A. マルチキャストトラフィックを上流ルーターに通知します。
                                          • B. ループや重複パケットを防ぎます。
                                          • C. マルチキャストソースに向けてPIMプルーニングメッセージを送信します。
                                          • D. 重複するマルチキャストアドレスを排除します。
                                          Reveal Solution  Discussion  0

                                          Correct Answer: B  🗳️

                                          Question #5

                                          既存のブラウンフィールド環境にSD-Accessを統合する際に、「スイッチを1つずつ」導入していくアプローチの利点を2つ挙げてください。(2つ選択してください。)

                                          • A. すべての方法の中で最もリスクが低い
                                          • B. 多くの新しい設計と展開の機会を切り開きます
                                          • C. キャンパスおよび遠隔地の環境に適しています
                                          • D. 簡略化されたロールバックを可能にする
                                          • E. 切り替え前のテストを簡素化できる
                                          • F. 旧型ハードウェアのアップグレード中に、最近の投資を保護するのに最適です。
                                          Reveal Solution  Discussion  0

                                          Correct Answer: C,F  🗳️

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