Chapter3 VirtualSwitches..................................................39
Layer2 Features for aSwitching Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
ConfiguringVirtual Switches as SeparateRouting Instances . . . . . . . . . . . . . . . . 40
Chapter4 VLANs Within BridgeDomain and VPLS Environments . . . . . . . . . . . . . . . . 43
VLANsWithin a Bridge Domain orVPLS Instance . . . . . . . . . . . . . . . . . . . . . . . . . 43
PacketFlow Througha Bridged Network withNormalized VLANs . . . . . . . . . . . . 44
Configuringa Normalized VLANfor Translationor Tagging . . . . . . . . . . . . . . . . . . 45
ImplicitVLAN Translation toa Normalized VLAN. . . . . . . . . . . . . . . . . . . . . . 45
SendingTagged or UntaggedPackets overVPLS Virtual Interfaces . . . . . . . 46
ConfiguringaNormalized VLAN...................................46
ConfiguringLearning Domains forVLAN IDs Boundto Logical Interfaces. . . . . . . 47
Example:Configuring a Provider Bridge Networkwith Normalized VLAN Tags . . . 47
Example:Configuring a Provider VPLS Networkwith Normalized VLAN Tags . . . . 51
Example:Configuring One VPLS Instancefor SeveralVLANs . . . . . . . . . . . . . . . . 55
Chapter5 BulkAdministration of Layer 2 Features on MX Series Routers . . . . . . . . . . 59
BulkConfiguration of VLANsand Bridge Domains. . . . . . . . . . . . . . . . . . . . . . . . . 59
Example:Configuring VLAN Translationwitha VLAN ID List. . . . . . . . . . . . . . . . . 59
Example:Configuring MultipleBridge Domains witha VLAN ID List. . . . . . . . . . . 60
Chapter6 DynamicProfiles for VLANInterfaces and Protocols. . . . . . . . . . . . . . . . . . . 63
DynamicProfiles for VPLSPseudowires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Example:Configuring VPLS Pseudowires with Dynamic Profiles—Basic
Solutions......................................................64
VPLSPseudowire InterfacesWithout Dynamic Profiles. . . . . . . . . . . . . . . . . 64
VPLS PseudowireInterfaces and Dynamic Profiles. . . . . . . . . . . . . . . . . . . . 65
CERouters Without Dynamic Profiles. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
CERoutersandDynamicProfiles...................................67
Example:Configuring VPLS Pseudowires with Dynamic Profiles—Complex
Solutions......................................................68
Configurationof Routing Instance and InterfacesWithout Dynamic
Profiles....................................................68
Configurationof Routing Instance and InterfacesUsing Dynamic
Profiles....................................................69
Configurationof Tag TranslationUsing Dynamic Profiles. . . . . . . . . . . . . . . . 72
Chapter7 MX Series Routeras a DHCPRelay Agent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
MXSeries Router asa Layer2 DHCP RelayAgent . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Example:Configuring DHCP Relay in a Bridge Domain VLAN Environment . . . . . 74
Example:Configuring DHCP Relay in a VPLS Routing InstanceEnvironment . . . . 75
Chapter8 MXSeries Router in an ATMEthernet Interworking Function . . . . . . . . . . . . 77
MX SeriesRouter ATM EthernetInterworking Function . . . . . . . . . . . . . . . . . . . . . 77
Example:Configuring MX SeriesRouter ATMEthernet Interworking . . . . . . . . . . . 79
ConfiguringPE2 with a Layer 2Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
ConfiguringPE2 with aLayer 2 Circuitover AggregatedEthernet . . . . . . . . . . 82
ConfiguringPE2 with a Remote InterfaceSwitch . . . . . . . . . . . . . . . . . . . . . . 85
ConfiguringPE2 with a Remote Interface Switchover Aggregated
Ethernet...................................................88
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Junos10.4 MX Series Ethernet ServicesRouters Solutions Guide