Limitations And Restrictions In Cisco Ios Xe Release 3.6(1)S - Cisco ASR 900 Series Release Notes

Limitations and Restrictions
The following limitations apply to the Cisco ASR 903 Router in IOS XE Release 3.6(2)S:
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The limitations for this release are otherwise the same as those for IOS XE Release 3.6(2)S. For more
information, see the

Limitations and Restrictions in Cisco IOS XE Release 3.6(1)S

The following limitations apply to the Cisco ASR 903 Router in IOS XE Release 3.6(1)S:
For a summary of limitations in Release 3.5S, see the
Note
ATM IMA Limitation
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Bridge Domain Interface Limitation
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Clocking and Timing Limitation
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EFP Limitation
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Ethernet IM Limitations
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When you install a Gigabit Ethernet IM in the topmost interface module slot (slot 5), the last interface
(interface GigabitEthernet0/5/0) is not operational; the port is reserved for internal communication.
MLPPP Limitations
The following limitations apply when using MLPPP in IOS XE Release 3.6 on the
Cisco ASR 903 Router:
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Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
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SAToP and CESoPSN pseudowire traffic has a default MPLS Exp priority setting of 5 (high).
Limitations and Restrictions in Cisco IOS XE Release 3.6(1)S, page
You can create a maximum of 16 IMA groups on each T1/E1 interface module.
The mtu command is not supported on BDI interfaces; however the ip mtu command is supported.
Only a single clocking input source can be configured within each group of eight ports (0-7 and
8-15) on the T1/E1 interface module using the network-clock input-source command.
QinQ is not supported on trunk EFP interfaces.
The Cisco ASR 903 Router does not support the Facilities Data Link (FDL) on Ethernet interfaces.
The Cisco ASR 903 Router does not support the mac-address command on Gigabit Ethernet
interface modules.
10 Gigabit Ethernet interface modules are not supported in slots 4 and 5.
All links in an MLPPP bundle must be on the same interface module.
All links in an MLPPP bundle must be of the same bandwidth.
The Cisco ASR 903 Router supports a maximum of 8 links per bundle
To change the MLPPP bundle fragmentation mode between enabled and disabled, perform a
shutdown/no shutdown on the bundle.
LFI is not supported
Multiclass MLP is not supported
The Cisco ASR 903 Router supports MLPPP statistics with the following limitations:
Chapter Restrictions and Caveats in Cisco IOS XE 3.6S Releases
IOS XE 3.5 Release Notes.
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