Installation guide

1-20 Cisco 4000 Series Installation Guide
Series Specifications
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.
Table 1-3 lists the processor and memory specifications of the Cisco 4000 series routers.