[c-nsp] This Version of Cisco IOS Software is not supportedonNPE300

[matt carter]

> 
> The NPE-300 went End-of-Sale 31dec01. End of Software Maintenance
> was 31dec04. Software support ended with: 12.2(15)T, 12.0(29)S,
> 12.1(19)E, and 12.3(10b).
> 

yet the cisco docs quote NPE-300 in 12.4 guides and even have a copy and
paste of a NPE-300 running 12.4T. its easy to see how one could be led
astray..

eg
Cisco IOS Server Load Balancer Config for Dynamic Virtual Tunnel Interfaces
Configuration Guide

Cisco IOS Software, 7200 Software (C7200-JK9S-M), Version 12.4(4)T1, RELEASE
SOFTWARE (fc4)
Cisco 7206VXR (NPE300) processor (revision D) with 122880K/40960K bytes of
memory.

eg
12.4 Multi-Protocol Label Switching Configuration Guide
 Supported Chassis Types and Processors
The Cisco 7200 and 7500 series routers can use the following chassis types
and processors: 
-Processors: NPE-225, NPE-300, and NPE-400


eg
12.4 Quality of Service Solutions Configuration Guide
# Cisco 7200 series:
#    * NPE-200 or higher (NPE-300 recommended for per-virtual circuit (VC)
class-based weighted fair queueing (CBWFQ)