Limitations And Restrictions - Cisco MWR 1941-DC User Manual
Cisco ios ip-ran feature set
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Also See for MWR 1941-DC:
- Software configuration manual (184 pages) ,
- Hardware installation manual (106 pages) ,
- Rack mounting instructions (13 pages)
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Cisco MWR 1941-DC Router with the Cisco IOS IP-RAN Feature Set
Limitations and Restrictions
The Cisco MWR 1941-DC router does not support online insertion and removal (OIR) of WAN interface
Caution
cards. Any attempt to perform OIR on a card in a powered up router might cause damage to the card.
Removing the compact flash from the Cisco MWR 1941-DC router during a read/write operation might
Caution
corrupt the contents of the compact flash, rendering it useless. To recover from an accidental removal of
or corruption to the compact flash, a maintenance spare with the appropriate bootable Cisco IOS
software image might be needed.
The following list of restrictions applies when implementing the MWR 1941-DC router in an IP-RAN.
Cisco IOS Software Features not Supported on the MWR 1941-DC Router
The Cisco MWR 1941-DC router requires a special version of Cisco IOS software. Not all Cisco IOS
software features can be used with the Cisco MWR 1941-DC router as the core routing is handled by the
network processor. A list of supported features is included in the
IP-RAN Feature Set" section on page
supported on the Cisco MWR 1941-DC router:
•
•
•
•
•
•
•
Upgrading the VWIC-2MFT-T1-DIR Microcode
When upgrading the image on your Cisco MWR 1941-DC router, power cycle the router or perform a
microcode reload on the VWIC-2MFT-T1-DIR to ensure that the firmware for the VWIC-2MFT-T1-DIR
is updated during the upgrade.
Disabling PPP Multiplexing
To fully disable PPP multiplexing (PPPMux), issue the no ppp mux command on the T1 interfaces of
the routers at both ends of the T1 link. If PPP multiplexing remains configured on one side of the link,
that side will offer to receive PPP multiplexed packets.
Security Access Control Lists
MPLS
802.1Q VLANs
Frame Relay (FR)
MLP LFI
ATM
Use of additional WICs. The only supported WIC is the VWIC-2MFT-T1DIR/VWIC-2MFT-E1DIR.
(IP-RAN implementation only.)
2. The following standard Cisco IOS software features are not
Feature Overview
"Software Features with the Cisco IOS
7
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