Specifications

Release Notes for Cisco uBR904 Cable Access Router for Cisco IOS Release 12.0(7)T 3
Headend Interoperability
The image subset legend for Table 1 appears below:
• k1=DOCSIS baseline privacy
• s=Plus set includes L2TP—Available in Cisco IOS Releases 12.0(3)T to 12.0(5)T; not available
in Cisco IOS Release 12.0(7)T
• o=Firewall (Phase I) feature set
• y5=Reduced IP image with easy IP functionality (PAT/NAT/DHCP server)
• 56i=56-bit IPSec
Note The L2TP feature is removed in Cisco IOS Release 12.0(7)T.
Headend Interoperability
Note Starting with Cisco IOS Release 12.0(5)T, all Cisco uBR904 cable access router images
support DOCSIS Baseline Privacy (BPI) encryption/decryption. BPI is subject to export restrictions.
To support encryption/decryption, Cisco IOS images must contain encryption/decryption software
at both the CMTS router and the Cisco uBR904 cable access router. Both the CMTS router and the
Cisco uBR904 cable access router must be enabled and configured per the software feature set.
If you are using Cisco 7200 series equipment, also refer to applicable release notes for the
corresponding images at the headend that support the encryption/decryption software.
Hardware Supported
There are no new hardware features supported by the Cisco uBR904 cable access router for
Cisco IOS Release 12.0 T.
12.0(3)T to 12.0(5)T
Home Office ubr900-k1y5-mz 4 MB Flash 8 MB DRAM RAM Added in
Release 12.0(3)T
Telecommuter/IPSec 56 ubr900-k1sy556i-mz 4 MB Flash 8 MB DRAM RAM Encryption image
added in
Release 12.0(3)T
Small Office/FW ubr900-k1oy5-mz 4 MB Flash 8 MB DRAM RAM Added in
Release 12.0(3)T
Small Office+/FW/IPSec 56 ubr900-k1osy556i-mz 4 MB Flash 8 MB DRAM RAM Encryption image
added in
Release 12.0(3)T
Table 1 Memory Requirements for the Cisco uBR904 Cable Access Router (continued)
Feature Set Matrix Term Image Name
Required
Flash
Memory
Required
DRAM
Memory
Runs
From
Feature
Status