Cisco 4000 - Manual (Page 7)

Overview of the Cisco 4000 Series Routers 1-7
Series Specifications
Table 1-2 Minimum Software Release Version
Note The Cisco 4000 can no longer be ordered, but Cisco IOS Releases 10.0, 10.2, and
10.3 are supported on installed Cisco 4000 routers. The Cisco 4500 can no longer be
ordered, but Cisco IOS Releases 10.1, 10.2, and 10.3 are supported on installed Cisco 4500
routers. The Cisco 4700 can no longer be ordered, but Cisco IOS Release 10.3 is supported
on installed Cisco 4700 routers.
Network Processor Module Type Minimum Software Release Version
Multimode FDDI Software Release 9.14(1)
Fast Ethernet Cisco IOS Release 11.1(5) or 11.2(2)P
Dual Ethernet Software Release 9.14(2)
Six-port Ethernet Cisco IOS Release 10.3(6)
Single-mode FDDI Software Release 9.14(3)
Dual and Version 2 Token Ring Software Release 9.14(5)
Four-port serial Software Release 9.14(6)
2T16S-RS232 and 2T16S-V.35 Cisco IOS Release 11.2(3)P for
synchronous operation
Cisco IOS Release 11.2(4)P for
asynchronous operation
2T16S-X.21 Cisco IOS Release 11.2(5)P
HSSI Cisco IOS Release 11.2(5)P
ISDN BRI Cisco IOS Release 10.2
G.703 Cisco IOS Release 10.2(7)
Channelized T1/ISDN PRI Cisco IOS Release 10.3(4)
Channelized E1/ISDN PRI Cisco IOS Release 10.3(4)
ATM OC-3C Cisco IOS Release 10.3(4)
ATM DS-3 and E3 Cisco IOS Release 11.0(5)