Installation guide

Release Notes for Cisco uBR7200 Series for Cisco IOS Release 12.1 T

78-10643-04 Rev. B0

System Requirements

Network Processing Engines

The Cisco uBR7223 and the Cisco uBR7246 support the following Network Processing Engines

(NPEs) in Cisco IOS Release 12.1(5)T:

• NPE-150

• NPE-200

• NPE-225

The Cisco uBR7246 VXR supports the following NPEs in Cisco IOS Release 12.1(5)T:

NPE-225

NPE-300

Note The NPE-300 is not supported on the Cisco uBR7223 and the Cisco uBR7246. The

NPE-150 and NPE-200 are not supported on the Cisco uBR7246 VXR.

Cable Modem Cards

Cisco IOS Release 12.1(5)T supports the following cable modem cards, all of which provide

connection to the HFC network:

• MC11C cable modem cards (which replace the original MC11-FPGA cable modem cards that are

also supported for existing installations) offer the following ports:

–

one upstream port

–

one downstream port

• MC12C cable modem cards (which replace the original MC12 cable modem cards) offer the

following ports:

–

two upstream ports

–

one downstream port

• MC14C cable modem cards (which replace the original MC14 cable modem cards) offer the

following ports;

–

four upstream ports

–

one downstream port

• MC16C cable modem cards (which replace the MC16B cable modem cards that are also supported

for existing installations) offer the following ports:

–

six upstream ports

–

one downstream port

• MC16E cable modem cards provide connection to an HFC network using the proposed

EuroDOCSIS (Annex A) standard, and offer the following ports:

–

six upstream ports

–

one downstream port