Switch#show ver
Cisco Internetwork Operating System Software
IOS (tm) C2950 Software (C2950-I6Q4L2-M), Version 12.1(14)EA1, RELEASE SOFTWARE (fc1)
Copyright (c) 1986-2003 by cisco Systems, Inc.
Compiled Tue 22-Jul-03 12:13 by antonino
Image text-base: 0x80010000, data-base: 0x805C0000
ROM: Bootstrap program is CALHOUN boot loader
Switch uptime is 1 minute
System returned to ROM by power-on
System image file is "flash:/c2950-i6q4l2-mz.121-14.EA1.bin"
cisco WS-C2950-24 (RC32300) processor (revision G0) with 20710K bytes of memory.
Processor board ID ***********
Last reset from system-reset
Running Standard Image
24 FastEthernet/IEEE 802.3 interface(s)
32K bytes of flash-simulated non-volatile configuration memory.
Base ethernet MAC Address: **:**:**:**:**:**
Motherboard assembly number: 73-5781-11
Power supply part number: 34-0965-01
Motherboard serial number: ***********
Power supply serial number: ***********
Model revision number: G0
Motherboard revision number: A0
Model number: WS-C2950-24
System serial number: ***********
Configuration register is 0xF