If you want to make the saved configuration the current configuration, essentially undoing configuration changes since you last saved, you can use:
copy start run
copy startup-config running-config
cisco configuration command guide
To empty the startup configuration on a Cisco device, you can use the command erase startup-config in privileged EXEC mode. To remove the running configuration, you can use the command write erase followed by reload to restart the device, which will clear the running configuration and load the default settings. Remember to save any necessary configurations before performing these actions, as they will result in data loss.
The Cisco ISO is the "Operating System" of the Cisco device. The user can configure the device by accessing and changing the configuration in the ISO.
wr or copy running-config startup config
NVRAM
This command will allow you to copy a configuration from a TFTP server to the running configuration of a Cisco device. When you issue the command you will be prompted for further details about the TFTP server. The new configuration will replace the active one (or running configuration) and make any necessary changes.
as the commands are entered
In order to see the running configuration on a Cisco 2600 router, follow these steps from user executive mode.RouterName> EnableRouterName# show run
All passwords in the configuration are not shown in clear text when viewing the configuration.
This command will copy the running configuration (located in RAM) of a Cisco device to a TFTP server. After executing the command you will be prompted for further information about the TFTP server (Server Address, file name, etc.).
You can find the installation and configuration guide for a Cisco 7206 on the official Cisco website specifically in the documents for routers section.
Cisco 7961 is unified IP phone.Cisco recommends the use of good quality external devices and on the type of call and your phone configuration, you can also use iDivert to send messages.