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Higher-Level Protocols
Platform Considerations
Copyright © 2010, Juniper Networks, Inc.
Table 8: Explanation of K2 Byte (continued)
Bit Value (12345678)
0001–1110
Bit 5 indicates the type of redundancy.
0
Bits 6–8 indicate the switching mode.
000– 011
100
101
110
111
See ERX Module Guide, Appendix A, Module Protocol Support for information about the
higher-level protocols that the interfaces described in this chapter support.
You can configure unchannelized SONET/SDH interfaces on the following E Series
Broadband Services Routers:
E120 Broadband Services Router
E320 Broadband Services Router
ERX1440 router
ERX1410 router
ERX710 router
ERX705 router
ERX310 router
This section describes the line modules and I/O modules that support SONET/SDH
interfaces.
For detailed information about the modules that support SONET/SDH interfaces on
ERX14xx models, ERX7xx models, and the ERX310 router :
See ERX Module Guide, Table 1, Module Combinations for detailed module specifications.
Chapter 3: Configuring Unchannelized OCx/STMx Interfaces
Meaning
Channel number of working interface
1+1 architecture
Reserved for future use
Unidirectional mode
Bidirectional mode
Line remote defect indication (RDI)
Line alarm indication signal (AIS)
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