JUNOS 9.4 MX-series Layer 2 Configuration Guide DVD Home Techpubs Home Report an Error Collapse TOC List of Tables Index Index of Statements and Commands Entire manual as PDF		About This Guide Objectives Audience Supported Routing Platforms Using the Indexes Using the Examples in This Manual Documentation Conventions List of Technical Publications Documentation Feedback Requesting Technical Support Overview of Layer 2 Services for MX-series Routers MX-series Architecture Architecture Features DPCs MX-series Layer 3 and Layer 2 Functions and Configuration MX-series Snooping Configuring Routing Instances for MX-series Layer 2 Services Routing Instances Overview Routing Instances Basic Configuration Configuring Routing Instance Types Used in Layer 2 Networking Layer 2 Control Protocols Virtual Switch Routing Instance VPLS Routing Instance Configuring Layer 2 Port Mirroring Layer 2 Port Mirroring Overview Layer 2 Port Mirroring Features Different Port-Mirroring Properties for Different Router Interfaces Input Packet-Sampling Properties Mirror Destination Properties Layer 2 Port-Mirroring Restrictions Layer 2 Port Mirroring for the Global Instance Configuring Layer 2 Port Mirroring for the Global Instance Enabling Mirror-Once Mode for Layer 2 Port Mirroring Layer 2 Port Mirroring for a DPC or a Packet Forwarding Engine Configuring Layer 2 Port-Mirroring Instances Determining the Number of DPCs in an MX-series Router Binding a Layer 2 Port-Mirroring Instance to a DPC Binding a Layer 2 Port-Mirroring Instance to a Packet Forwarding Engine Precedence of Port-Mirroring Instances at Different Levels of the Chassis Layer 2 Port Mirroring for a Logical Interface, Forwarding Table, or Flood Table Configuring a Layer 2 Port-Mirroring Firewall Filter Applying a Layer 2 Port-Mirroring Filter to a Logical Interface Behavior of a Port-Mirroring Filter Applied to an Aggregated Ethernet Interface Applying a Layer 2 Port-Mirroring Filter to the Forwarding Table on a Bridge Domain Applying a Layer 2 Port-Mirroring Filter to the Flood Table on a VPLS Routing Instance Example: Configuring Layer 2 Port Mirroring for a Logical Interface Example: Configuring Layer 2 Port Mirroring on an L2VPN Example: Configuring Layer 2 Port Mirroring on an L2VPN with AE Configuring Layer 2 Bridging Layer 2 Bridging Overview Configuring a Bridge Domain Configuring VLAN Identifiers for a Bridge Domain or a VPLS Routing Instance Configuring Integrated Routing and Bridging for a Bridge Domain Configuring a Set of Bridge Domains for a Layer 2 Trunk Port Configuring Layer 2 Virtual Switches Configuring a Layer 2 Virtual Switch Configuring a Layer 2 Virtual Switch with a Layer 2 Trunk Port Configuring VPLS Ports in a Virtual Switch Configuring Integrated Routing and Bridging for a Bridge Domain Within a Layer 2 Virtual Switch Configuring Layer 2 Learning and Forwarding Properties for a Bridge Domain Disabling MAC Learning for a Bridge Domain or Logical Interface Configuring Static MAC Addresses for Logical Interfaces in a Bridge Domain Configuring the Size of the MAC Address Table Limiting the Number of MAC Addresses Learned from an Interface in a Bridge Domain Enabling MAC Accounting for a Bridge Domain Configuring Layer 2 Learning and Forwarding Properties for a Set of Bridge Domains with a Layer 2 Trunk Port Disabling MAC Learning for a Set of Bridge Domains Limiting the Number of MAC Addresses Learned from a Trunk Port Modifying the Size of the MAC Address Table for a Set of Bridge Domains Enabling MAC Accounting for a Set of Bridge Domains Configuring Layer 3 Tunnel Services Interfaces on MX-series Routers Summary of Bridge Domain Configuration Statements bandwidth bridge-domains bridge-options domain-type interface interface-mac-limit mac-statistics mac-table-size no-mac-learning packet-action routing-interface static-mac switch-options tunnel-services vlan-id vlan-tags Configuring Layer 2 Address Learning and Forwarding Properties Layer 2 Address Learning and Forwarding Properties Overview Disabling MAC Learning Configuring the MAC Table Timeout Interval Enabling MAC Accounting Limiting the Number of MAC Addresses Learned from Each Interface Configuring MAC Move Parameters Summary of Layer 2 Address Learning and Forwarding Configuration Statements global-mac-limit global-mac-statistics global-mac-table-aging-time global-no-mac-learning l2-learning Configuring Spanning-Tree Protocols Spanning-Tree Protocols Overview Configuring the Rapid Spanning Tree Protocol Enabling a Spanning-Tree Protocol Configuring the BPDU Destination MAC Address Configuring the Bridge Priority Configuring the Maximum Age Timer Configuring the Hello Timer Forcing the Spanning-Tree Version Configuring the Forwarding Delay Configuring the Extended System Identifier Configuring the Interface Configuring the Interface Priority Configuring the Interface Cost Configuring the Interface Mode Configuring an Edge Port Configuring Root Protect Tracing STP Traffic Example: Tracing STP Traffic Configuring the Multiple Spanning Tree Protocol Configuring the MSTP MSTI Instance Identifier Configuring the MSTP Region Configuration Name Configuring the MSTP Revision Level Configuring the MSTP Maximum Hops Configuring the MSTI Interface Configuring the MSTI VLAN Disabling the MSTP Instance Configuring the VLAN Spanning Tree Protocol VSTP Limitations Configuring a VSTP VLAN Instance Configuring Layer 2 Protocol Tunneling Enabling Layer 2 Protocol Tunneling Configuring the Layer 2 Protocol Tunnel Interface Configuring the Layer 2 Protocol to be Tunneled Configuring Layer 2 Control BPDU Protection Configuring STP Loop Protection Summary of Spanning Tree Protocol Configuration Statements bpdu-block bpdu-block-on-edge bpdu-destination-mac-address bpdu-timeout-action bridge-priority configuration-name cost disable disable-timeout edge extended-system-id force-version forward-delay hello-time interface interface (Layer 2 Protocol Tunneling) interface (Spanning Tree) interface (BPDU Blocking) layer2-control mac-rewrite max-age max-hops mode msti mstp no-root-port priority protocol protocols revision-level rstp traceoptions vlan vlan (MSTP) vlan (VSTP) vstp Indexes Index Index of Statements and Commands