路由器的系统文件和配置文件都可以象主机一样拷贝进来,拷贝出去。
1、升级系统映象和配置文件
当系统出现故障,系统升级,配置文件拷贝,我们需要把服务器里软件拷贝到路由器里。把系统映象从网络服务器拷贝到Flash Memory。网络上要有台计算机作TFTP Server,用TFTP把系统文件拷贝到路由器的Flash memeory中。
建议大家在作系统升级时,为防止不正确操作等引起的升级失败,请先把路由器原有的系统备份下来,包括FLASH中IOS和NVRAM中的配置文件。
拷贝系统文件到Flash memory:
copy tftp flash
copy tftp file-id (Cisco 7000,7200和7500系列)
cisco2600# copy tftp flash
IP address or name of remote host [255.255.255.255]?10.10.10.1(TFTP服务器地址)
Name of file to copy? c3640-is-mz_120-7_t.bin(该文件要存放在TFTP服务器TFTP软件目录下)
Copy c3640-is-mz_120-7_t.bin from 10.10.10.1 into flash memory? [confirm]
Flash is filled to capacity.
Erasure is needed before flash may be written.
Erase flash before writing? [confirm]
eeeeeeeeeeeeeeee...
Loading from 10.10.10.1:!!!!...
[OK - 8141044/8388608 bytes]
Verifying via checksum...
vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv vvvvvvvvvvvvvvvvvvvvvvvvvvvvv
Flash verification successful. Length = 8141044, checksum = 0x12AD