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Overlapping VLANs in an EVPN-VXLAN fabric using VLAN translation

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Overlapping VLANs in an EVPN-VXLAN fabric using VLAN translation

We support overlapping host VLANs with access-side enterprise style interfaces on leaf devices  in an EVPN-VXLAN fabric. To enable a leaf device to process an overlapping host VLAN tag, configure the vlan-rewrite translate statement at the [edit interfaces interface-name unit logical-unit-number family ethernet-switching] hierarchy level on an interface. Use that statement to map the host VLAN to a VLAN configured on the leaf device (which we refer to as the
mapped VLAN value). The device processes incoming tagged packets using the mapped VLAN value instead of the host VLAN tag. On egress, the device translates the mapped VLAN value back into the host VLAN tag.

Product / Application Software Introduced Release
EX4650-48Y Junos OS 21.2R1
QFX5110 Junos OS 21.2R1
QFX5120-48Y Junos OS 21.2R1
QFX5120-32C Junos OS 21.2R1
QFX5130-32CD Junos OS Evolved 22.1R1
QFX5130E-32CD Junos OS Evolved 23.4R2
QFX5130-48C Junos OS Evolved 24.4R1
QFX5130-48C Junos OS Evolved 23.4R1
QFX5130-48CM Junos OS Evolved 23.4R2
QFX5120-48T Junos OS 21.2R1
QFX5120-48YM Junos OS 21.2R1
QFX5700 Junos OS Evolved 21.2R1
QFX5700E Junos OS Evolved 23.4R2
QFX5140-24CD8O Junos OS Evolved 25.2X100-D20