User guide

41
Release Notes for Cisco 2500 Series for Cisco IOS Release 12.0 T
78-5563-07 Rev.H0
Important Notes
12.0 S ISP support; 7200, RSP,
GSR
12.0(2.3)S,
27-DEC-1998
12.0(2)S
5
, 18-JAN-1999
12.0 DB 12.0 for Cisco 6400
universal access
concentrator node switch
processor (lab use)
12.0(2)DB, 18-JAN-1999
12.0(1)W 12.0 for Catalyst 8500 and
LS1010
12.0(1)W5(5a)
and
12.0(1a)W5(5b
) (LS1010
platform only)
12.0(1)W5(5.15) 12.0(1)W5(6) (platform
support for Catalyst
8540M will be in
12.0(1)W5(7))
12.0(0.6)W5 One-time early deployment
for CH-OC-12 module in
Catalyst 8500 series
switches
Unaffected;
one-time
release
Unaffected Unaffected; To upgrade
use 12.0(1)W5 releases.
12.0(1)XA3 Short-life release; merged to
12/0T at 12.0(2)T
Obsolete Merged Upgrade to 12.0(2a)T1 or
to 12.0(3)T.
12.0(1)XB Short-life release for Cisco
800 series; merged to 12.0 T
and 12.0 (3)T
12.0(1)XB1 Merged Upgrade to 12.0(3)T.
12.0(2)XC Short-life release for new
features in Cisco 2600,
Cisco 3600, uBR7200,
uBR900 series; merged to
12.0 T at 12.0(3)T
12.0(2)XC1,
7-JAN-1999
Merged Upgrade to 12.0(3)T
12.0(2)XD Short-life release for ISDN
voice features; merged to
12.0 T at 12.0(3)T
12.0(2)XD1,
18-JAN-1999
Merged Upgrade to 12.0(3)T
12.0(1)XE Short-life release 12.0(2)XE,
18-JAN-1999
Merged Upgrade to 12.0(3)T
1. A special fix is a one-time release that provides the most stable immediate upgrade path.
2. Interim releases are tested less rigorously than regular maintenance releases; interim releases can contain serious bugs.
3. Fixed maintenance releases are on a long-term upgrade path. Other long-term upgrade paths also exist.
4. All dates in this table are estimates and are subject to change.
5. This entry is not a misprint. The 12.0(2.3)S interim release is available before the 12.0(2)S regular release.
Table 7 Affected and Repaired Software Versions (continued)
Cisco IOS Major Release Description Special Fix
1
First Fixed
Interim Release
2
Fixed Maintenance
Release
3