Cisco ASR 1000 Series Software Configuration Manual page 512
Aggregation services routers sip and spa, cisco ios xe everest 16.5
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Also See for ASR 1000 Series:
- Configuration manual (442 pages) ,
- Replacing (120 pages) ,
- Common criteria operational user guidance and preparative procedures (72 pages)
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Restrictions
• Differential clock recovery
• Out-of-band clock recovery
Restrictions
The restrictions pertaining to CEM local switching in Cisco IOS XE Release 3.3.0S are as follows:
• Out-of-band signaling is not supported with local switching interfaces.
• Port mode local switching is not supported on the CEM interface.
• Same CEM circuit cannot be used for both local switching and Xconnect.
The restrictions pertaining to the SPA-2CHT3-CE-ATM in Cisco IOS XE Release 3.4.0S are as follows:
• SPA-2CHT3-CE-ATM does not support port channelization for ATM.
• NLPID encapsulation type is not supported.
• Maximum permanent virtual circuits (PVC) supported per SPA are 1,024.
• The SPA-2CHT3-CE-ATM does not support the CBIT Physical Layer Convergence Protocol (PLCP)
• Only the clear T3 mode is supported in Cisco IOS XE Release 3.4.0S.
• The IMA mode is not supported on SPA-2CHT3-CE-ATM CEoP in Cisco IOS XE Release 3.4.0S.
• POS and HDLC capabilities are not supported.
• Inverse Multiplexing over ATM (IMA) is not supported.
• ATM Local Switching is supported only from Cisco IOS XE Release 3.5.0S.
• Layer 2 permanent virtual circuit (PVC) and Layer 2 permanent virtual path (PVP) traffic shaping is not
• The SPA-2CHT3-CE-ATM does not support the network-clocking commands for sourcing in Cisco
The restrictions pertaining to the SPA-2CHT3-CE-ATM in Cisco IOS XE Release 3.5.0S are:
• The SPA-2CHT3-CE-ATM does not support E3 channelization to E1.
• Mixed configuration of the T3 mode and the E3 mode simultaneously on the same SPA is not supported.
• MDL is supported only for DS3-C-bit framing.
The restrictions pertaining to the SPA-24CHT1-CE-ATM in Cisco IOS XE Release 3.4.0S are:
• The SPA-24CHT1-CE-ATM does not support ATM and IMA.
• CESoPSN over L2TPv3 is not supported.
• SAToP over L2TPv3 is not supported.
• CEM Access Circuit Redundancy is not supported.
Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Software Configuration Guide, Cisco IOS
XE Everest 16.5
466
framing.
supported. Switched virtual circuit (SVC) is not supported.
IOS XE Release 3.4.0S because the T3 standard does not specify the clocking quality that can be sourced.
Overview of the Circuit Emulation over Packet Shared Port Adapter
OL-14127-17
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Chapters
Table of Contents
Troubleshooting
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