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• Networking and Internetworking with Bridges and Routers on page 6
• Network Addressing at Layer 2 and Layer 3 on page 7
• Networking at Layer 2: Benefits of Ethernet Frames on page 9
• Networking at Layer 2: Challenges of Ethernet MAC Addresses on page 10
• Networking at Layer 2: Forwarding VLAN Tagged Frames on page 11
• Networking at Layer 2: Forwarding Dual-Tagged Frames on page 13
• Networking at Layer 2: Logical Interface Types on page 14
• Layer 2 Networking Standards on page 17
Layer 2 Networking Standards
For additional information about the Layer 2 networking features available on Juniper
Networks MX Series Ethernet Services Routers, see the following references:
•
802.1ad—IEEE standard Provider Bridges .
•
802.1ag—IEEE standard Connectivity Fault Management.
•
802.1ah—IEEE standard Provider Backbone Bridges.
•
802.1p—IEEE draft standard Wireless Access in Vehicular Environments.
•
802.1Q—IEEE standard Provider Backbone Bridge Traffic Engineering.
•
802.3ah-2004—IEEE standard Operations Administration, and Management (OAM)
for link fault management (LFM), or simple connectivity fault management (CFM) at
the data link layer. Also known as “Ethernet in the First Mile (EFM)” and EFM-OAM.
•
802.3-2008, Clause 57—IEEE standard Operations Administration, and Maintenance
(OAM). Incorporates 802.3ah-2004 within the IEEE standard Carrier sense multiple
access with Collision Detection (CSMA/CD) Access Method and Physical Layer
Specifications.
•
RFC 4761—IETF draft Virtual Private LAN Service (VPLS) Using BGP for Auto-discovery
and Signaling.
•
RFC4762—IETF draftVirtualPrivate LANService(VPLS)UsingLabel DistributionProtocol
(LDP) Signaling.
•
Y.1731—ITU-T recommendation OAM Functions and Mechanisms for Ethernet-based
Networks.
•
OSI-RM—Open Systems Interconnection Reference Model.
Related
Documentation
• MX Series Ethernet Services Routers Solutions Page
• Ethernet Terms and Acronyms on page 3
• Networking and Internetworking with Bridges and Routers on page 6
• Network Addressing at Layer 2 and Layer 3 on page 7
17Copyright © 2010, Juniper Networks, Inc.
Chapter 1: Overview of Ethernet Solutions