思科路由器初学习之show version

思科路由器初学习之show version

打开GNS3，载入2600ios，新建一个路由，右击路由器，
选择console，打开控制台。
www.ttep.cn
输入enable进入特权模式。
输入show version查看路由器版本相关信息：

R3#show version
Cisco Internetwork Operating System Software
IOS (tm) C2600 Software (C2600-I-M), Version 12.1(3)T, RELEASE SOFTWARE (fc1)
Copyright (c) 1986-2000 by cisco Systems, Inc.
Compiled Wed 19-Jul-00 16:02 by ccai
Image text-base: 0x80008088, data-base: 0x808A9264
ROM: ROMMON Emulation Microcode
ROM: C2600 Software (C2600-I-M), Version 12.1(3)T, RELEASE SOFTWARE (fc1)
R3 uptime is 1 hour, 1 minute
System returned to ROM by unknown reload cause - suspect boot_data[BOOT_COUNT] 0x0, BOOT_COUNT 0, BOOTDATA 19
System image file is "tftp://255.255.255.255/unknown"
cisco 2610 (MPC860) processor (revision 0x202) with 111616K/19456K bytes of memory.
Processor board ID 00000000000 (1880125456)
M860 processor: part number 0, mask 0
Bridging software.
X.25 software, Version 3.0.0.
1 Ethernet/IEEE 802.3 interface(s)
128K bytes of non-volatile configuration memory.
8192K bytes of processor board System flash (Read/Write)
Configuration register is 0x2102

解释：
IOS (tm) C2600 Software (C2600-I-M), Version 12.1(3)T, RELEASE SOFTWARE (fc1)
Copyright (c) 1986-2000 by cisco Systems, Inc.
Compiled Wed 19-Jul-00 16:02 by ccai
Image text-base: 0x80008088, data-base: 0x808A9264
以上信息是指ios的版本信息。
ROM: ROMMON Emulation Microcode
ROM: C2600 Software (C2600-I-M), Version 12.1(3)T, RELEASE SOFTWARE (fc1)

以上信息是指ROM的版本信息
R3 uptime is 1 hour, 1 minute
以上信息是指路由器的开机时间
System returned to ROM by unknown reload cause - suspect boot_data[BOOT_COUNT] 0x0, BOOT_COUNT 0, BOOTDATA 19
以上信息是指路由器是如何启动的

System image file is "tftp://255.255.255.255/unknown"
以上信息是指当前正在使用的ios文件名

cisco 2610 (MPC860) processor (revision 0x202) with 111616K/19456K bytes of memory.

以上信息是指路由器的型号，RAM的大小 www.ttep.cn
Processor board ID 00000000000 (1880125456)
以上信息是指路由器主板系列号

X.25 software, Version 3.0.0.
1 Ethernet/IEEE 802.3 interface(s)

以上信息是指路由器软件的版本，以及路由器上各种接口的数量
128K bytes of non-volatile configuration memory.
8192K bytes of processor board System flash (Read/Write)
以上信息是指NVRAM，FLASH的大小
Configuration register is 0x2102
以上信息是指配置寄存器的值是0x2102