Network+/Objectives/Network Implementation

2.1 Explain characteristics of routing technologies.

• Static routing
• Dynamic routing
  • Border Gateway Protocol (BGP)
  • Enhanced Interior Gateway Routing Protocol (EIGRP)
  • Open Shortest Path First (OSPF)
• Route selection
  • Administrative distance
  • Prefix length
  • Metric

• Address translation
  • NAT
  • Port address translation (PAT)
• First Hop Redundancy Protocol (FHRP)
• Virtual IP (VIP)
• Subinterfaces

2.2 Given a scenario, configure switching technologies and features.

• Virtual Local Area Network (VLAN)
  • VLAN database
  • Switch Virtual Interface (SVI)
• Spanning tree
• Maximum transmission unit (MTU)
  • Jumbo frames

• Interface configuration
  • Native VLAN
  • Voice VLAN
  • 802.1Q tagging
  • Link aggregation
  • Speed
  • Duplex

2.3 Given a scenario, select and configure wireless devices and technologies.

Further information: w:IEEE 802.11 § Channels and frequencies

• Channels
  • Channel width
  • Non-overlapping channels
  • Regulatory impacts
    • 802.11h
• Frequency options
  • 2.4GHz
  • 5GHz
  • 6GHz
  • Band steering

See also: w:Service set (802.11 network)

• Service set identifier (SSID)
  • Basic service set identifier (BSSID)
  • Extended service set identifier (ESSID)

See also: w:Wireless network

• Network types
  • Mesh networks
  • Ad hoc
  • Point to point
  • Infrastructure
• Encryption
  • Wi-Fi Protected Access 2 (WPA2)
  • WPA3
• Guest networks
  • Captive portals
• Authentication
  • Pre-shared key (PSK) vs. Enterprise
• Antennas
  • Omnidirectional vs. directional
• Autonomous vs. lightweight access point

2.4 Explain important factors of physical installations.

• Important installation implications
  • Locations
    • Intermediate distribution frame (IDF)
    • Main distribution frame (MDF)
  • Rack size
  • Port-side exhaust/intake
  • Cabling
    • Patch panel
    • Fiber distribution panel
  • Lockable

• Power
  • Uninterruptible power supply (UPS)
  • Power distribution unit (PDU)
  • Power load
  • Voltage
• Environmental factors
  • Humidity
  • Fire suppression
  • Temperature