www.howtonetwork.org

CCNA & CCNP Certifcation Training

  • About
  • Contact
  • FAQ
  • Join
  • Home
  • CCNA
    • ICND1
    • ICND2
    • 101 CCNA LABS
  • CCNP
    • ROUTE
    • SWITCH
    • TSHOOT
    • 101 CCNP LABS
  • CompTIA
    • Security+
    • Network+
  • Design
    • CCDA
    • CCDP
You are here: Home / CompTIA / Network+ / Section I: Networking Concepts / Chapter 4: Routing and Switching / Layer 3 Switching

Layer 3 Switching

Historically, LAN switching typically involves Layer 2 switching at the Access Layer and sometimes at the Distribution Layer. Layer 2 switches only forward information based on the MAC address (the Layer 2 frame address). Layer 3 switching, however, will use the MAC address but also adds the Layer 3 address (e.g., an IP address).

Three options exist when designing a switched environment:

  • Layer 2 switching throughout the network
  • A combination of Layer 2 and Layer 3 switching; this requires a higher degree of planning
  • Layer 3 switching throughout the network

When . . .

The content below this message is for members only.

About Us

This is a free bonus site for members of www.howtonetwork.com

Copyright

The content on this copyright Reality Press Ltd.
Copyright Reality Press Ltd.