Cisco ASR 1000 Series

The restrictions pertaining to the SPA-2CHT3-CE-ATM in Cisco IOS XE Release 3.6.0S are:
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CESoPSN over L2TPv3 is not supported.
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SAToP over L2TPv3 is not supported.
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Network clocking is not supported.
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Differential clock recovery is not supported.
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Out-of-band clock recovery is not supported.
Scalability
The scalability details pertaining to the permanent virtual circuits (PVCs) supported by the
SPA-2CHT3-CE-ATM are as follows:
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A maximum of 1024 PVCs on a CEoP card.
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A maximum of 255 PVPs per port on a CEoP card.
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ATM interfaces on the 2-port T3 CEoP (in the clear-channel mode).
The scalability details of the SPA-24CHT1-CE-ATM are as follows:
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Maximum number of DS0s configurable on a 24-port T1/E1 SPA are as follows:
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24 T1 x 24 DS0s = 576
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24 E1 x 31 DS0s = 744
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T1 can support a maximum of 24 possible CEM groups.
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E1 can support a maximum of 31 possible CEM groups.
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Total number of CEM groups that can be configured per SPA-24CHT1-CE-ATM are 191.
The scalability details of the SPA-2CHT3-CE-ATM are as follows:
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Maximum number of DS0s configurable on a 2-port T3/E3 SPA are as follows:
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2 T3 x 28 T1 x 24 DS0 = 1344
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2 T3 x 21 E1 x 31 DS0 = 1302
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Total number of CEM groups that can be configured per SPA-2CHT3-CE-ATM are 576.
Supported MIBs
Effective from Cisco IOS XE Release 3.3.0S, the following MIBs are supported for the SPA-1CHOC3-CE-ATM
on the Cisco ASR 1000 Series Routers:
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ENTITY-MIB
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CISCO-ENTITY-SENSOR-MIB
Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Software Configuration Guide, Cisco IOS XE
Everest 16.5
OL-14127-17 467
Overview of the Circuit Emulation over Packet Shared Port Adapter
Scalability