Answer
These are the stitching options supported in Junos OS Release 9.3 and later:
- Layer 2 circuit into Layer 2 VPN
NOTE: In Junos OS Release 9.4 and later, you can use an iw interface instead of an lt interface for this purpose.
- Layer 2 circuit into Layer 2 circuit
- Layer 2 VPN into Layer 2 VPN
For more information, click Layer 2 VPNs and VPLS Feature Guide.