Juniper JUNOS OS 10.4 Manual page 6

Junos OS 12.1 MX Series 3D Universal Edge Routers Solutions Guide
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7
Chapter 8
vi
Virtual Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Layer 2 Features for a Switching Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Configuring Virtual Switches as Separate Routing Instances . . . . . . . . . . . . . . . . 40
VLANs Within Bridge Domain and VPLS Environments . . . . . . . . . . . . . . . . 43
VLANs Within a Bridge Domain or VPLS Instance . . . . . . . . . . . . . . . . . . . . . . . . . 43
Packet Flow Through a Bridged Network with Normalized VLANs . . . . . . . . . . . . 44
Configuring a Normalized VLAN for Translation or Tagging . . . . . . . . . . . . . . . . . . 45
Implicit VLAN Translation to a Normalized VLAN . . . . . . . . . . . . . . . . . . . . . . 45
Sending Tagged or Untagged Packets over VPLS Virtual Interfaces . . . . . . . 46
Configuring a Normalized VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Configuring Learning Domains for VLAN IDs Bound to Logical Interfaces . . . . . . . 47
Example: Configuring a Provider Bridge Network with Normalized VLAN Tags . . . 47
Example: Configuring a Provider VPLS Network with Normalized VLAN Tags . . . . 51
Example: Configuring One VPLS Instance for Several VLANs . . . . . . . . . . . . . . . . 55
Bulk Administration of Layer 2 Features on MX Series Routers . . . . . . . . . . 59
Bulk Configuration of VLANs and Bridge Domains . . . . . . . . . . . . . . . . . . . . . . . . . 59
Example: Configuring VLAN Translation with a VLAN ID List . . . . . . . . . . . . . . . . . 59
Example: Configuring Multiple Bridge Domains with a VLAN ID List . . . . . . . . . . . 60
Dynamic Profiles for VLAN Interfaces and Protocols . . . . . . . . . . . . . . . . . . . 63
Dynamic Profiles for VPLS Pseudowires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Example: Configuring VPLS Pseudowires with Dynamic Profiles-Basic
Solutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
VPLS Pseudowire Interfaces Without Dynamic Profiles . . . . . . . . . . . . . . . . . 64
VPLS Pseudowire Interfaces and Dynamic Profiles . . . . . . . . . . . . . . . . . . . . 65
CE Routers Without Dynamic Profiles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
CE Routers and Dynamic Profiles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Example: Configuring VPLS Pseudowires with Dynamic Profiles-Complex
Solutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Configuration of Routing Instance and Interfaces Without Dynamic
Profiles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Configuration of Routing Instance and Interfaces Using Dynamic
Profiles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Configuration of Tag Translation Using Dynamic Profiles . . . . . . . . . . . . . . . . 72
MX Series Router as a DHCP Relay Agent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
MX Series Router as a Layer 2 DHCP Relay Agent . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Example: Configuring DHCP Relay in a Bridge Domain VLAN Environment . . . . . 74
Example: Configuring DHCP Relay in a VPLS Routing Instance Environment . . . . 75
MX Series Router in an ATM Ethernet Interworking Function . . . . . . . . . . . . 77
MX Series Router ATM Ethernet Interworking Function . . . . . . . . . . . . . . . . . . . . . 77
Example: Configuring MX Series Router ATM Ethernet Interworking . . . . . . . . . . . 79
Configuring Router PE2 with a Layer 2 Circuit . . . . . . . . . . . . . . . . . . . . . . . . . 80
Configuring Router PE2 with a Layer 2 Circuit over Aggregated Ethernet . . . . 82
Configuring Router PE2 with a Remote Interface Switch . . . . . . . . . . . . . . . . 85
Configuring Router PE2 with a Remote Interface Switch over Aggregated
Ethernet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Copyright © 2012, Juniper Networks, Inc.