C2950 Software (C2950-I6Q4L2-M), Version 12.1(13)EA1, RELEASE SOFTWARE (fc1)Copyright (c) 1986-2003 by cisco Systems, Inc. (cisco Internetwork Operating System Software) (crisco Internetwork operating system software) (IOS) (Crisco) C29 50 software (C) C 2950 Software) is 3 hours, 20 minutes. Bootstrap program is CALHOUN boot loader (CISHA boot loader) boot loader. Boot loader uptime is 3. hours. 20 minutes.”]
Source: https://taosecurity.blogspot.com/2006/08/updating-cisco-switch-to-support.html