User ManualTable of ContentsAbbreviated Table of Contents7Table of Contents9List of Figures13List of Tables15About This Guide17Junos Documentation and Release Notes17Objectives18Audience18Supported Routing Platforms19Using the Indexes19Using the Examples in This Manual19Merging a Full Example19Merging a Snippet20Documentation Conventions20Documentation Feedback22Requesting Technical Support22Self-Help Online Tools and Resources23Opening a Case with JTAC23Part 1: Overview25Chapter 1: Overview of Ethernet Solutions27Ethernet Terms and Acronyms27Networking and Internetworking with Bridges and Routers30Network Addressing at Layer 2 and Layer 331Networking at Layer 2: Benefits of Ethernet Frames33Networking at Layer 2: Challenges of Ethernet MAC Addresses34Networking at Layer 2: Forwarding VLAN Tagged Frames35Networking at Layer 2: Forwarding Dual-Tagged Frames37Networking at Layer 2: Logical Interface Types38A Metro Ethernet Network with MX Series Routers39Layer 2 Networking Standards41Part 2: Basic Solutions for MX Series Routers43Chapter 2: Basic Layer 2 Features on MX Series Routers45Layer 2 Features for a Bridging Environment45Example Roadmap: Configuring a Basic Bridge Domain Environment46Example Topology46Example Scenario47Example Configuration Summary48Example Step: Configuring Interfaces and VLAN Tags48Example Step: Configuring Bridge Domains54Example Step: Configuring Spanning Tree Protocols56Example Step: Configuring Integrated Bridging and Routing58Chapter 3: Virtual Switches63Layer 2 Features for a Switching Environment63Configuring Virtual Switches as Separate Routing Instances64Chapter 4: VLANs Within Bridge Domain and VPLS Environments67VLANs Within a Bridge Domain or VPLS Instance67Packet Flow Through a Bridged Network with Normalized VLANs68Configuring a Normalized VLAN for Translation or Tagging69Implicit VLAN Translation to a Normalized VLAN69Sending Tagged or Untagged Packets over VPLS Virtual Interfaces70Configuring a Normalized VLAN70Configuring Learning Domains for VLAN IDs Bound to Logical Interfaces71Example: Configuring a Provider Bridge Network with Normalized VLAN Tags71Example: Configuring a Provider VPLS Network with Normalized VLAN Tags75Example: Configuring One VPLS Instance for Several VLANs79Chapter 5: Bulk Administration of Layer 2 Features on MX Series Routers83Bulk Configuration of VLANs and Bridge Domains83Example: Configuring VLAN Translation with a VLAN ID List83Example: Configuring Multiple Bridge Domains with a VLAN ID List84Chapter 6: Dynamic Profiles for VLAN Interfaces and Protocols87Dynamic Profiles for VPLS Pseudowires87Example: Configuring VPLS Pseudowires with Dynamic Profiles—Basic Solutions88VPLS Pseudowire Interfaces Without Dynamic Profiles88VPLS Pseudowire Interfaces and Dynamic Profiles89CE Routers Without Dynamic Profiles90CE Routers and Dynamic Profiles91Example: Configuring VPLS Pseudowires with Dynamic Profiles—Complex Solutions92Configuration of Routing Instance and Interfaces Without Dynamic Profiles92Configuration of Routing Instance and Interfaces Using Dynamic Profiles93Configuration of Tag Translation Using Dynamic Profiles96Chapter 7: MX Series Router as a DHCP Relay Agent97MX Series Router as a Layer 2 DHCP Relay Agent97Example: Configuring DHCP Relay in a Bridge Domain VLAN Environment98Example: Configuring DHCP Relay in a VPLS Routing Instance Environment99Chapter 8: MX Series Router in an ATM Ethernet Interworking Function101MX Series Router ATM Ethernet Interworking Function101Example: Configuring MX Series Router ATM Ethernet Interworking103Configuring PE2 with a Layer 2 Circuit103Configuring PE2 with a Layer 2 Circuit over Aggregated Ethernet106Configuring PE2 with a Remote Interface Switch109Configuring PE2 with a Remote Interface Switch over Aggregated Ethernet112Part 3: Ethernet Filtering, Monitoring, and Fault Management Solutions for MX Series Routers117Chapter 9: Layer 2 Firewall Filters119Firewall Filters for Bridge Domains and VPLS Instances119Example: Configuring Policing and Marking of Traffic Entering a VPLS Core120Example: Configuring Filtering of Frames by MAC Address122Example: Configuring Filtering of Frames by IEEE 802.1p Bits123Example: Configuring Filtering of Frames by Packet Loss Priority125Chapter 10: IEEE 802.1ag OAM Connectivity-Fault Management127Ethernet Operations, Administration, and Maintenance127Ethernet OAM Connectivity Fault Management128Example: Configuring Ethernet CFM over VPLS129Example: Configuring Ethernet CFM on Bridge Connections136Example: Configuring Ethernet CFM on Physical Interfaces140Chapter 11: ITU-T Y.1731 Ethernet Frame Delay Measurements143Ethernet Frame Delay Measurements143Configuring MEP Interfaces to Support Ethernet Frame Delay Measurements146Triggering an Ethernet Frame Delay Measurements Session147Viewing Ethernet Frame Delay Measurements Statistics148Example: Configuring One-Way Ethernet Frame Delay Measurements with Single-Tagged Interfaces149Example: Configuring Two-Way Ethernet Frame Delay Measurements with Single-Tagged Interfaces154Example: Configuring Ethernet Frame Delay Measurements with Untagged Interfaces158Chapter 12: IEEE 802.3ah OAM Link-Fault Management161Ethernet OAM Link Fault Management161Example: Configuring Ethernet LFM Between PE and CE162Example: Configuring Ethernet LFM for CCC163Example: Configuring Ethernet LFM for Aggregated Ethernet164Example: Configuring Ethernet LFM with Loopback Support166Chapter 13: Ethernet Ring Protection169Ethernet Ring Protection169Ethernet Ring Protection Using Ring Instances for Load Balancing171Example: Configuring Ethernet Ring Protection for MX Series Routers172Example Topology172Router 1 (RPL Owner) Configuration173Router 2 Configuration174Router 3 Configuration176Example: Configuring Load Balancing Within Ethernet Ring Protection for MX Series Routers178Requirements178Overview and Topology178Configuration181Configuring ERP on CS1181Configuring ERP on CS2184Configuring ERP on AS1187Verification190Verifying the Ethernet Protection Ring on CS1190Verifying the Data Channel CS1190Verifying the VLANs on CS1191Verifying the Ethernet Protection Ring on CS2191Verifying the Data Channel CS2192Verifying the VLANs on CS2192Verifying the Ethernet Protection Ring on AS1193Verifying the Data Channels on AS1193Verifying the VLANs on AS1194Example: Viewing Ethernet Ring Protection Status—Normal Ring Operation195Example: Viewing Ethernet Ring Protection Status—Ring Failure Condition196Part 4: Index199Index201Symbols201A201B201C201D201E201F202G202I202L202M202N202O202P202R203S203T203U203V203Size: 2.27 MBPages: 204Language: EnglishOpen manual