Module Requirements

For information about the modules that support the underlying layer 2 service and MPLS on ERX-14xx models, ERX-7xx models, and the ERX-310 router:

• See ERX Module Guide, Table 1, Module Combinations for detailed module specifications.
• See ERX Module Guide, Appendix A, Module Protocol Support for information about the modules that support the underlying layer 2 service and MPLS.

For information about the modules that support the underlying layer 2 service and MPLS on the E120 router or the E320 router:

• See E120 and E320 Module Guide, Table 1, Modules and IOAs for detailed module specifications.
• See E120 and E320 Module Guide, Appendix A, IOA Protocol Support for information about the modules that support the underlying layer 2 service and MPLS.

  Note: In the current release, the E120 and E320 routers supports all layer 2 services over MPLS shown in the bulleted list in Layer 2 Services over MPLS Overview except ATM with AAL5 encapsulation, ATM with VCC cell relay encapsulation, Frame Relay, and HDLC.

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