The Cisco SPA-2XCHOC12/DS0 2-Port Channelized OC-12/STM-4 Shared Port Adapter is designed for deployment in core networks with multimedia capabilities. 

• • The Cisco SPA-2XCHOC12/DS0 provides two channelized OC-12/STM-4 ports per SPA.
  • It builds on the SONET/SDH channelization capability, allowing efficient transport of IP traffic and using concatenated payloads (such as STS-3c/VC-4, STS-12c/VC-4-4c, or STS-48c/VC-4-16c) for statistical multiplexing.
  • This SPA is available on high-end Cisco routing platforms, offering network scalability with lower initial costs and ease of upgrades.

Key Features:

• • SONET Mappings:
    • Supports various SONET mappings, including STS-12c, STS-3c, clear channel STS-1<>DS3, and more.
  • SDH Mappings (please check platform documentation for support):
    • Includes mappings like STS-1<>DS3<>E1, STS-1<>VT2<>E1, AU-4-4c, and others.
  • Investment Protection:
    • The Cisco SPA/SIP portfolio ensures investment protection by supporting consistent features, broad interface availability, and the latest technology.

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