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 / Design / CCDP / Chapter 4: Designing Advanced IP Multicast / Multicast in Switched Environments

Multicast in Switched Environments

IGMP is a protocol that operates at Layer 3, so the Layer 2 switches are not aware of the hosts that want to join the multicast groups. By default, Layer 2 switches flood the received multicast frames to all of the ports in the VLAN, even if only one device on one port needs the specific information. To improve the switches’ behavior when they receive multicast frames, technologies that facilitate effective implementation of multicast at Layer 2 should be used, such as the following:

  • IGMP snooping
  • CGMP

Most of the time, switches treat multicast . . .

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.