There are at least two main pieces of non-volatile storage in a Cisco router. The router’s configuration information is stored in a device called the Non-Volatile RAM (NVRAM), and the IOS images are stored in a device called the flash (lowercase).
Where is the startup configuration stored on a Cisco router?
The running configuration is stored in RAM; the startup configuration is stored in NVRAM. To display the current running configuration, enter the show running-config command. Enter the copy running-config startup-config command to save the current running configuration to the startup configuration file in NVRAM.
Which component holds the IOS a Cisco router can use?
Flash RAM—Flash is a special kind of ROM that you can actually erase and reprogram. It is used to store the Cisco IOS that runs on your router. You also can store alternative versions of the Cisco IOS on the Flash.
Where are Cisco device configuration files located?
A persistent copy of Cisco Router configuration file is called as “startup-config” file. The “startup-config” file is kept in NVRAM and the contents of the “startup-config” file are retained after a reboot.
What is IOS in router?
Cisco Internetwork Operating System (IOS) is a family of network operating systems used on many Cisco Systems routers and current Cisco network switches. … IOS is a package of routing, switching, internetworking and telecommunications functions integrated into a multitasking operating system.
What is the purpose of the startup configuration file on a Cisco router?
Explanation:The startup configuration file is stored in NVRAM and contains the commands needed to initially configure a router. It also creates the running configuration file that is stored in in RAM.
Which information does the show startup-config?
Which information does the show startup-config command display?
- the IOS image copied into RAM.
- the bootstrap program in the ROM.
- the contents of the current running configuration file in the RAM.
- the contents of the saved configuration file in the NVRAM.
18 мар. 2020 г.
How do I download config file on Cisco router?
Step 1: Copy the configuration file to the appropriate TFTP directory on the workstation. Step 2: Verify that the TFTP server is properly. Step 3: Log into the access point through a Telnet session. Step 4: Download the configuration file from the TFTP server to configure the access point.
Which component holds the IOS a Cisco router can use quizlet?
What is the Flash Memory component of a Cisco router? Flash Memory stores the Cisco IOS by default. It is not erased when the router is reloaded. It is EEPROM (electronically erasable programmable read-only memory) created by Intel.
Which memory location on a Cisco router or switch will lose all content when the device is restarted?
Which memory location on a Cisco router or switch will lose all content when the device is restarted? Explanation: RAM is volatile memory and will lose all contents if the router or switch is restarted or shutdown.
What is the difference between Nvram and RAM?
RAM is short for Random-Access Memory. RAM on a Cisco router stores operational information such as routing tables and the running configuration file. … NVRAM is non-volatile RAM. By “non-volatile”, we mean that the contents of NVRAM are not lost when the router is powered down or reloaded.
What is the difference between running config and startup-config?
A running configuration resides in a device’s RAM, so if a device loses power, all configured commands will be lost. … A startup configuration is stored in the nonvolatile memory of a device, which means that all configuration changes are saved even if the device loses power.
Where are the configuration files stored in a switch?
You can save a configuration file stored on internal storage to a remote server or to an external Flash device on the switch. Log into the switch through the console port or through a Telnet or SSH session. TFTP, FTP, SCP, or SFTP and url is the path to the target file on the remote server.
What operating system do routers use?
The most two famous router operating systems are Cisco IOS and Juniper JUNOS. Cisco IOS is a monolithic OS which means it runs as a single operation with all processes sharing the same memory space.
Is Cisco IOS free?
18 Replies. Cisco IOS images are copyrighted, you need a CCO log on to the Cisco website (free) and a contract to download them.
What is the operating system on home routers is usually called?
The operating system on home routers is usually called firmware. The most common method for configuring a home router is using a web browser to access an easy to use GUI.