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C3640-jk9s-mz.124-16.bin Ios Download

C3640-jk9s-mz.124-16.bin Ios Download

If you are looking for a Cisco IOS image file for your Cisco 3600 series router, you might be interested in the C3640-jk9s-mz.124-16.bin file. This file is part of the Cisco IOS Release 12.4(16) and it supports the following features:

  • IP/FW/IDS Plus IPSec 3DES: This feature set provides IP routing, firewall, intrusion detection, and IPSec encryption with Triple Data Encryption Standard (3DES) algorithm.

  • IPSec VPN: This feature enables secure VPN connections between remote sites or clients and the router.

  • SSH: This feature allows secure remote access to the router using Secure Shell (SSH) protocol.

  • SNMPv3: This feature supports Simple Network Management Protocol version 3 (SNMPv3), which provides enhanced security and authentication for network management.

  • IPv6: This feature supports Internet Protocol version 6 (IPv6), which is the next generation of IP addressing.

The C3640-jk9s-mz.124-16.bin file has a size of 33 MB and it requires a minimum of 32 MB of flash memory and 96 MB of RAM to run on the Cisco 3600 series router. The file name indicates that it is compatible with the Cisco 3640 model, which has four network module slots and two WAN interface card slots.

Download Zip:

To download the C3640-jk9s-mz.124-16.bin file, you can visit the [Software Download] page on the Cisco website. You will need to log in with your Cisco account and accept the terms and conditions before you can access the download link. Alternatively, you can also find the file on some third-party websites, such as [], but you should be careful about the source and integrity of the file.

Before you install the C3640-jk9s-mz.124-16.bin file on your router, you should back up your current configuration and IOS image file to avoid any data loss or corruption. You should also verify the checksum of the downloaded file to ensure that it matches the one provided by Cisco. You can use the MD5 or SHA-1 algorithm to calculate the checksum of the file. For example, the MD5 checksum of the C3640-jk9s-mz.124-16.bin file is 366c3640-jk9s-mz.124-16.md5, as shown in [this page].

To install the C3640-jk9s-mz.124-16.bin file on your router, you need to copy it to your flash memory using a TFTP server or a USB flash drive. You can use the copy command in the privileged EXEC mode to transfer the file from the source to the destination. For example, if you want to copy the file from a TFTP server with an IP address of, you can use the following command:

Router#copy tftp:// flash:

After you copy the file to your flash memory, you need to change the boot system configuration to load the new IOS image file when you restart your router. You can use the boot system command in the global configuration mode to specify the location of the new IOS image file. For example, if you want to boot from the C3640-jk9s-mz.124-16.bin file in your flash memory, you can use the following command:

Router(config)#boot system flash c3640-jk9s-mz.124-16.bin

You can use the show bootvar command in the privileged EXEC mode to verify that your boot system configuration is correct. You should see something like this:

Router#show bootvar BOOT variable = flash:c3640-jk9s-mz.124-16.bin,1; CONFIG_FILE variable does not exist BOOTLDR variable does not exist Configuration register is 0x2102

Finally, you need to save your configuration and reload your router to apply the changes. You can use the write memory command in the privileged EXEC mode to save your configuration and the reload command to restart your router. You should see something like this:

Router#write memory Building configuration... [OK] Router#reload System configuration has been modified. Save? [yes/no]: yes Building configuration... [OK] Proceed with reload? [confirm]

After your router reboots, you can use the show version command in the privileged EXEC mode to verify that your router is running the C3640-jk9s-mz.124-16.bin file. You should see something like this:

Router#show version Cisco IOS Software, 3600 Software (C3640-JK9S-M), Version 12.4(16), RELEASE SOFTWARE (fc5) Technical Support: Compiled Wed 07-Feb-23 15:46 by prod_rel_team ROM: System Bootstrap, Version 11.1(20)AA2, EARLY DEPLOYMENT RELEASE SOFTWARE (fc1) Router uptime is 5 minutes System returned to ROM by reload at 15:50:19 UTC Sat Sep 2 2023 System image file is "flash:c3640-jk9s-mz.124-16.bin" ...

Congratulations! You have successfully downloaded and installed the C3640-jk9s-mz.124-16.bin IOS image file on your Cisco 3600 series router.


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