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What You Need to Know About Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin for Cisco 870 Series Routers



Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin: What You Need to Know


If you are using a Cisco 870 series router, you might want to upgrade your software image to Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin. This is a software image that provides advanced IP services and security features for your router. In this article, you will learn what this software image does, why it is important to upgrade to it, what are its main features and benefits, how to download and install it, how to configure and use it, and how to troubleshoot common issues with it.




Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin


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Introduction




Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin is a software image for Cisco 870 series routers that provides advanced IP services and security features. It is part of the Cisco IOS Software Release 15.1(4)M family, which is a maintenance release that delivers bug fixes, feature enhancements, and hardware support for various Cisco platforms.


Upgrading to this software image can improve your router's performance, stability, security, and functionality. It can also enable you to take advantage of new features and capabilities that are not available in older versions of Cisco IOS Software.


Some of the main features and benefits of this software image are:



  • It supports various routing protocols such as RIP, OSPF, EIGRP, BGP, IS-IS, etc., which can help you optimize your network connectivity and routing efficiency.



  • It supports various VPN technologies such as IPSec, SSL VPN, DMVPN, GET VPN, etc., which can help you secure your network traffic and provide remote access for your users.



  • It supports various firewall features such as Zone-Based Policy Firewall (ZBPF), Context-Based Access Control (CBAC), Application Inspection and Control (AIC), etc., which can help you protect your network from malicious attacks and enforce your security policies.



  • It supports various NAT features such as Static NAT, Dynamic NAT, Port Address Translation (PAT), etc., which can help you conserve your IP address space and facilitate your network communication.



  • It supports various QoS features such as Class-Based Weighted Fair Queuing (CBWFQ), Low Latency Queuing ( LLQ), Traffic Shaping, etc., which can help you prioritize your network traffic and ensure your network quality and reliability.



  • It supports various management features such as SNMP, Syslog, NetFlow, IP SLA, etc., which can help you monitor, analyze, and troubleshoot your network performance and health.



As you can see, this software image can provide you with a lot of benefits and advantages for your router and your network. However, before you can enjoy these benefits, you need to download and install this software image on your router. In the next section, you will learn how to do that.


How to Download and Install Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin




Downloading and installing Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin on your router is not a difficult task, but it requires some preparation and caution. You need to make sure that you have the right hardware and software requirements, that you have backed up your current configuration and flash memory, that you have verified the file integrity of the software image, and that you have followed the correct steps to install the software image. Here are the details of each step:


Step 1: Find the Software Download Link and Verify the File Integrity




The first step is to find the software download link for Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin. You can find it on the Cisco Software Download Center website. You need to have a valid Cisco account and a service contract to access this website. Once you are on the website, you need to navigate to the following path:


Routers > Cisco 800 Series Routers > Cisco 870 Series Integrated Services Routers > IOS Software > 15.1M&T > c870-advipservicesk9-mz.151-4.M3.bin


You will see a download button for the software image file. You need to click on it and save the file to your computer or a USB flash drive. The file size is about 25 MB.


After you have downloaded the file, you need to verify its integrity using a checksum tool such as MD5 or SHA-1. This is to ensure that the file is not corrupted or tampered with during the download process. You can find the checksum values for the file on the same website where you downloaded it. You need to compare the checksum values with the ones generated by your checksum tool. If they match, then the file is intact and safe to use. If they do not match, then you need to download the file again or contact Cisco support for assistance.


Step 2: Check the Hardware and Software Requirements




The second step is to check the hardware and software requirements for installing Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin on your router. You need to make sure that your router meets or exceeds these requirements before proceeding with the installation. Here are the minimum requirements for this software image:



Hardware Requirement


Software Requirement


Cisco 870 series router with at least 256 MB of DRAM and 64 MB of flash memory


Cisco IOS Software Release 12.4(15)T or later


You can check your router's hardware specifications by using the show version command on the router CLI. You can check your router's software version by using the show running-config include version command on the router CLI.


If your router does not meet these requirements, then you need to upgrade your hardware or software before installing Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin. You can find more information on how to upgrade your hardware or software on the Cisco website.


Step 3: Backup Your Current Configuration and Flash Memory




The third step is to backup your current configuration and flash memory before installing Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin on your router. This is to prevent any data loss or configuration errors in case something goes wrong during or after the installation process. You can backup your configuration and flash memory by using one of these methods:



  • Use the copy running-config startup-config command on the router CLI to save your current configuration to the startup configuration file in flash memory.



  • Use the copy running-config tftp: command on the router CLI to save your current configuration to a TFTP server.Use the copy flash: tftp: command on the router CLI to copy the entire flash memory to a TFTP server.



  • Use the copy flash: usbflash0: command on the router CLI to copy the entire flash memory to a USB flash drive.



You can choose any of these methods according to your preference and availability. You can also use more than one method to have multiple backups for extra security. You can find more information on how to backup your configuration and flash memory on the Cisco website.


Step 4: Use ROMMON Mode or TFTP Server to Install Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin




The fourth step is to use ROMMON mode or TFTP server to install Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin on your router. ROMMON mode is a special mode that allows you to access the router's boot loader and perform basic operations such as loading a software image from a local or remote source. TFTP server is a network service that allows you to transfer files between devices using the Trivial File Transfer Protocol (TFTP).


You can use either of these methods depending on your situation and preference. Here are the steps for each method:


Method 1: Use ROMMON Mode





  • Connect your computer or USB flash drive that contains the software image file to the router's console port using a console cable.



  • Power off the router and then power it on again.



  • Press and hold the Break key on your keyboard within 60 seconds of powering on the router. This will interrupt the normal boot process and enter ROMMON mode.



  • Type confreg 0x2142 at the ROMMON prompt and press Enter. This will change the configuration register value to bypass the startup configuration file.



  • Type reset at the ROMMON prompt and press Enter. This will reboot the router and load the software image from flash memory by default.



  • If you have more than one software image in flash memory, you can choose which one to load by typing boot flash: at the ROMMON prompt, where is the name of the software image file you want to load.



  • If you want to load the software image from your computer or USB flash drive, you can type boot xmodem: or boot usbflash0: at the ROMMON prompt, where is the name of the software image file you want to load.



  • Wait for the software image to load and verify that it is running correctly.



Method 2: Use TFTP Server





  • Connect your router's Ethernet port to a network switch or hub that has access to a TFTP server that contains the software image file.



  • Power on the router and enter privileged EXEC mode by typing enable at the user EXEC prompt and entering the enable password.



  • Type show flash: at the privileged EXEC prompt and note down the name of the current software image file in flash memory.



  • Type copy flash: tftp: at the privileged EXEC prompt and follow the prompts to copy the current software image file from flash memory to the TFTP server as a backup.



  • Type copy tftp: flash: at the privileged EXEC prompt and follow the prompts to copy the new software image file from the TFTP server to flash memory. Make sure that the file name is different from the current software image file name.



  • Type show flash: at the privileged EXEC prompt and verify that the new software image file is in flash memory.



  • Type configure terminal at the privileged EXEC prompt and enter global configuration mode.



  • Type boot system flash at the global configuration prompt, where is the name of the new software image file in flash memory. This will set the boot variable to load the new software image file on the next reboot.



  • Type end at the global configuration prompt and return to privileged EXEC mode.



  • Type copy running-config startup-config at the privileged EXEC prompt and save the configuration changes to the startup configuration file.



  • Type reload at the privileged EXEC prompt and confirm the reload. This will reboot the router and load the new software image file from flash memory.



  • Wait for the router to reboot and verify that it is running the new software image correctly.



You can use either of these methods to install Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin on your router. You can find more information on how to use ROMMON mode or TFTP server on the Cisco website.


How to Configure and Use Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin




After you have installed Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin on your router, you can start configuring and using it. You can access the router's command-line interface (CLI) or graphical user interface (GUI) to set the basic parameters and enable and configure advanced IP services and security features. Here are some of the steps you can follow:


Step 1: Access the Router CLI or GUI and Set the Basic Parameters




You can access the router CLI or GUI using one of these methods:



  • Use a console cable to connect your computer to the router's console port and use a terminal emulation program such as PuTTY or HyperTerminal to access the router CLI.



  • Use an Ethernet cable to connect your computer to one of the router's LAN ports and use a web browser such as Chrome or Firefox to access the router GUI. The default IP address of the router is 10.10.10.1 and the default username and password are cisco.



Once you have accessed the router CLI or GUI, you can set some of the basic parameters such as hostname, domain name, passwords, interface IP addresses, etc. You can use these commands on the router CLI:



Router>enable Router#configure terminal Router(config)#hostname R1 R1(config)#ip domain-name example.com R1(config)#enable secret cisco123 R1(config)#line vty 0 4 R1(config-line)#password cisco123 R1(config-line)#login R1(config-line)#exit R1(config)#interface FastEthernet0/0 R1(config-if)#ip address 192.168.1.1 255.255.255.0 R1(config-if)#no shutdown R1(config-if)#exit R1(config)#interface FastEthernet0/1 R1(config-if)#ip address 192.168.2.1 255.255.255.0 R1(config-if)#no shutdown R1(config-if)#exit R1(config)#end R1#copy running-config startup-config


You can use these steps on the router GUI:



  • Login to the router GUI using the default username and password (cisco).



  • Click on Setup > Basic Setup and enter a hostname, domain name, enable secret password, and interface IP addresses for your router.



  • Click on Save Settings to apply your changes.



You can find more information on how to access the router CLI or GUI and set the basic parameters on the Cisco website.


Step 2: Enable and Configure Advanced IP Services




After you have set some of the basic parameters for your router, you can enable and configure advanced IP services such as routing protocols, VPN, firewall, NAT, QoS, etc. You can use these commands on the router CLI:



R1>enable R1#configure terminal R1(config)#router ospf 1 R1(config-router)#network 192.168.1.0 0.0.0.255 area 0 R1(config-router)#network 192.168.2.0 0.0.0.255 area 0 R1(config-router)#exit R1(config)#crypto isakmp policy 10 R1(config-isakmp)#encryption aes R1(config-isakmp)#hash sha R1(config-isakmp)#authentication pre-share R1(config-isakmp)#group 2 R1(config-isakmp)#exit R1(config)#crypto isakmp key cisco123 address 192.168.3.2 R1(config)#crypto ipsec transform-set TS esp-aes esp-sha-hmac R1(cfg-crypto-trans)#exit R1(config)#crypto map CM 10 ipsec-isakmp R1(config-crypto-map)#set peer 192.168.3.2 R1(config-crypto-map)#set transform-set TS R1(config-crypto-map)#match address ACL R1(config-crypto-map)#exit R1(config)#access-list ACL permit ip 192.168.2.0 0.0.0.255 192.168.4.0 0.0.0.255 R1(config)#interface FastEthernet0/1 R1(config-if)#crypto map CM R1(config-if)#exit R1(config)#ip access-list extended ZBPF-OUTSIDE-IN R1(config-ext-nacl)#permit tcp any any eq www established R1(config-ext-nacl)#permit udp any any eq domain R1(config-ext-nacl)#deny ip any any log R1(config-ext-nacl)#exit R1(config)#ip access-list extended ZBPF-INSIDE-OUT R1(config-ext-nacl)#permit ip any any reflect ZBPF-SESSIONS timeout 300 R1(config-ext-nacl)#exit R1(config)#interface FastEthernet0/0 R1(config-if)#ip access-group ZBPF-OUTSIDE-IN in R1(config-if)#ip access-group ZBPF-INSIDE-OUT out R1(config-if)#exit R1(config)#ip nat inside source list NAT interface FastEthernet0/0 overload R1(config)#access-list NAT permit ip 192.168.2.0 0.0.0.255 any R1(config)#interface FastEthernet0/0 R1(config-if)#ip nat outside R1(config-if)#exit


You can use these steps on the router GUI:



  • Login to the router GUI using the username and password you have set.



  • Click on Security > VPN > IPSec VPN and follow the wizard to create an IPSec VPN tunnel with another router.



  • Click on Security > Firewall > Basic Firewall and enable the Zone-Based Policy Firewall feature.



  • Click on Security > Firewall > Advanced Firewall and configure the zones, zone pairs, policies, and rules for your firewall.



  • Click on Setup > Network Address Translation and enable the NAT feature.



  • Click on Save Settings to apply your changes.



You can find more information on how to enable and configure advanced IP services on the Cisco website.


Step 3: Use Diagnostic Tools and Troubleshoot Common Issues




After you have configured and used Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin on your router, you might encounter some issues or problems that need to be resolved. You can use various diagnostic tools and troubleshooting techniques to identify and fix these issues or problems.


Some of the diagnostic tools you can use are:



  • The show commands on the router CLI, such as show version, show running-config, show interfaces, show ip route, show crypto isakmp sa, show ip access-lists, etc., which can display various information about your router's status, configuration, interfaces, routing table, VPN tunnels, access lists, etc.



  • The debug commands on the router CLI, such as debug ip packet, debug crypto isakmp, debug ip nat, etc., which can enable various debugging messages for specific features or protocols and display them on the console or a syslog server.



  • The ping, traceroute, telnet, ssh, test commands on the router CLI, such as ping 192.168.1.1, traceroute 8.8.8.8, telnet 192.168.2.2, ssh -l cisco 192.168.3.3, test interface FastEthernet0/0, etc., which can test the connectivity, reachability, and functionality of various devices, networks, or features.



  • The router GUI, which can display various graphical information and statistics about your router's status, configuration, interfaces, routing table, VPN tunnels, access lists, etc.



  • The Cisco Configuration Professional (CCP) software, which is a GUI-based device management tool that can help you configure, monitor, and troubleshoot your router and its features.



  • The Cisco Network Assistant (CNA) software, which is a GUI-based network management tool that can help you configure, monitor, and troubleshoot multiple Cisco devices and their features.



Some of the troubleshooting techniques you can use are:



  • Check the physical connections and power supply of your router and other devices.



  • Check the LED indicators and console messages of your router and other devices.



  • Check the configuration and status of your router and other devices using the diagnostic tools mentioned above.



  • Compare the expected and actual results of your router and other devices using the diagnostic tools mentioned above.



  • Isolate the problem by eliminating possible causes or sources of error using the diagnostic tools mentioned above.



  • Resolve the problem by applying appropriate solutions or corrective actions using the diagnostic tools mentioned above.



  • Verify the problem resolution by testing the functionality and performance of your router and other devices using the diagnostic tools mentioned above.



  • Document the problem and its resolution for future reference or reporting purposes.



You can find more information on how to use diagnostic tools and troubleshoot common issues on the Cisco website.


Conclusion




In this article, you have learned what Cisco IOS C870 Advipservicesk9 Mz.151 4.M3.bin is, why it is important to upgrade to it, what are its main features and benefits, how to download and install it, how to configure and use it, and how to troubleshoot common issues with it. You


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