Cisco Router Initial Configuration Commands

Router's initial configuration should be suitable for most of the cases. Hostname domain name and SSH keys generation. When you power on the Cisco router, the preliminary boot sequence will start. Several types of passwords can be configured on a Cisco router, such as the enable password, the secret password for Telnet and SSH connections and the console port as well. To configure the initial router settings by using the Cisco IOS CLI, you must set up a console connection. Setup for Initial Configuration This module describes how to perform the initial configuration on the Cisco 3900 Series, 2900 Series, and 1900 Series Integrated Services Routers using the Cisco Setup command facility. This is good to do in case the other router has a different interval set. router igrp as Turns on IP IGRP routing on a router router rip Puts you in router rip configuration mode secondary Adds a second IPX network on the same physical interface service password-encryption Encrypts the user mode and enable password show access-list Shows all the access lists configured on the router. There are a number of basic things that need to be configured on a Cisco router before it can be used for its primary function (routing). Instead they follow the same configuration method as the Cisco 800/877’s etc. 1 to the IP address of the Ethernet interface of your Cisco 1600 (or 2500) router. Cisco linksys wireless n router, wrt120n downloads - free Step 2 if the above default configuration ( initial ) about cisco wrt120n linksys router is not helping. Initial ISE Configuration Installing ISE 2. They support a similar modal operating system, similar command structures, and many of the same commands. This lab provides a detail procedure for initializing and reloading a Cisco router and a Cisco switch. In this example, we will use two routers as member of HSRP group. The only difference is that a switch has “switchports” and a router has “routed ports”. In order to help us complete the basic configuration of our Cisco routers, this lesson introduces the use of configuration modes, and how they interact to help us configure the router from the command-line interface (CLI). Cisco Router Rommon Mode Problem_How to Get a Cisco Router Out of Rommon Mode_Cisco Router Rommon Recovery_Configuration Register Value 0xF_Cisco 1812 Router Restarts Frequently Hi, I'm Sujoy from India and today I'll tell you how to recover a Cisco router from Rommon> mode. The Cisco SG300-28 Support page on Cisco's website is the official location of all things related to the switch, be it downloads, videos, or documentation.



Switch configuration management is similar to router configuration management, including the show running-config, show startup-config, copy, erase, and reload commands. Entire this is Router(config-telephoney)# mode…. Because I’m a network guy, I like to keep an eye on them (interface counters, traps, etc. How to Enable and Administratively Shutdown a Cisco Router Interface–(Cisco… Checking And Assigning IP Address’s To Cisco Router Interfaces-(Fast Ethernet… Disable Different Line Interface Passwords on Cisco Devices–Routers/ Switches; How to configure Message of the Day (MOTD) Banner —…. 253/24) on the management interface Vlan 1. Cisco ASA Firewall Commands Cheat Sheet. Let's take Cisco 881 for example. Cisco Background. Normally, you create vEdge router configurations using vManage configuration templates. Cisco router is a device that switches data packets between two different networks. Cisco routers have different configuration modes (depending on the router model), and by this I mean there are different modes in which different aspects of the router can be configured. In the R2 while you are in the config mode, type the command 'ip dhcp excluded-address 192. Configurations will act in device memory. To reset your router configurations back to the original factory settings, follow the steps below. So let’s set up Marty as an NTP client with the ntp server command: Marty#conf t Enter configuration commands, one per line.



6) Router Configuration CCNA , CCIP, MCPIT, MCSA. You can find out more useful query options in the Cisco Router Show Commands Cheat Sheet. Most admins use this method to recover a password, but you can recover a password and wipe the configuration at the same time. The higher priority of Router-A’s VRRP config tells it to be the active router. In this article we will do the configuration backup for a list of Cisco router/switch devices with Python script using SSH secure protocol on Linux server running CentOS7. Configure SSH on Cisco Router or Switch – Technig. This is a list to start from to extended acl. Instead, they must be explicitly told which of their interface(s) are acting as the Outside and which interface(s) are acting as the Inside. The configuration backup must be operated with secure protocol such as SFTP or SSH only. When the startup-config is erased and the router is reloaded, the router interfaces are shutdown by default and are no longer configured with IP addresses. In Part 3, you will use SSH to connect to the router remotely and utilize IOS commands to retrieve information from the device to answer questions about the router. Cisco Phone + Desktop: Compatible with Cisco IP phones. How to Configure NAT on Cisco router November 20, 2014. Identify the Cisco IOS modes of operation. Before starting a CCNA hands-on lab that makes use of either a Cisco router or switch, ensure that the devices in use have been erased and have no startup configurations present. This is to quickly deploy Internet access for remote sites using 4G/LTE as its medium for WAN connectivity. Router(config)#no ip domain-lookup Router(config)#no logging console Router(config)#hostname MICHAEL1841.



This is an example configuration of an IPsec VPN tunnel from a Digi Cellular VPN device, such as a ConnectPort WAN VPN, to a Cisco IOS-based router. Setup for Initial Configuration This module describes how to perform the initial configuration on the Cisco 3900 Series, 2900 Series, and 1900 Series Integrated Services Routers using the Cisco Setup command facility. When the startup-config is erased and the router is reloaded, the router interfaces are shutdown by default and are no longer configured with IP addresses. Displays information on each router interface. When you type commands, those commands are activated immediately and are stored in the running configuration, which is stored in RAM. Cisco Router Setup Mode The Cisco router setup mode commands are as follows: Setup: The Initial Configuration Dialog. This article will outline the process for configuring a Site-to-site VPN between a MX Security Appliance and a Cisco 2800 series router using the command line interface. What mode is the switch in? What version of software. So, what are you waiting for, just search for 1 last update 2019/06/30 the 1 last update 2019/06/30 available tickets, orplan a vpn configuration commands cisco router trip with your loved ones by logging on to the 1 last update 2019/06/30 website. The only thing a running config will not do if you copy nad paste it from the router/switch is enable the interfaces if they are administratively down. Reset Cisco 1720 Router to Factory Defaults Part of building the Cisco lab is setting up the cheap router I bought on Ebay. Cisco NAS equipment is quite popular, but being Cisco equipment running IOS, the configuration can be a bit non-obvious to the unfamiliar. To find the complete command-line name on your router, use a question mark with the Line command as shown: Router(config)#line ?. This procedure is the same for both routers and Cisco IOS software-based XL Catalyst Switches. Packet Tracer - Configure Initial Router Settings How many Serial interfaces does the router have? 2 What is the range of values shown for the vty lines? 0- 4 d. On Cisco Routers, the designation uses the commands ip nat outside and ip nat inside:.



Cisco IOS Configuration Register Values Cisco configuration register value from a router's privileged mode command prompt, what command would be issued? router. Cisco IOU looks in this file for your license key at startup. Suggested Scoring Rubric Activity Section Part 1: Verify the Default Router Configuration Part 2: Configure and Verify the Initial Router Configuration. If I use the command 'configure replace tftp:///router-config. Verification Commands: TestSwitch#show version [Displays software and hardware information] TestSwitch#show running-config. I recommend unplugging all networking cables at this point until you are done with the basic configuration. To configure Cisco IOS DHCP, follow these steps, which include sample commands: Configure an IP address on the router's Ethernet port, and bring up. On Cisco Routers, the designation uses the commands ip nat outside and ip nat inside:. Instead, they must be explicitly told which of their interface(s) are acting as the Outside and which interface(s) are acting as the Inside. Fortunately, just like upgrading IOS on a Cisco router, it’s an easy, straightforward process that you can knock out in a few minutes. Cisco Router Basic Network Configuration (CCNA Lab 1-1) Posted on July 29, 2013 by Alex — No Comments ↓ A good practice method for the CCNA exam (Cisco Certified Networking Associate) if you have the Cisco study tool Packet Tracer is to download some practice labs that cover the CCNA objectives. I turn the router off and back on and I get the "Would you like to enter the initial configuration dialog? [yes/no]: " message again and the config is lost. Cisco Router Configuration Commands - Lists how to enable and disable interfaces, add IP addresses to interfaces, enable RIP or IGRP and set passwords. s security security—Configure security parameters. Sample Cisco IOS Router L2VPN Configuration Last updated: May 12, 2016 The following is a listing of our reference configuration for Cisco routers; you may need to change it to accommodate the needs of your network and uplink.



Cisco Chapter 2 study guide by vcole31 includes 29 questions covering vocabulary, terms and more. It can also be used to create shortcuts of commonly used command lines. Go to your lab and open the router 1 (R1) which is the main router connected to ISP router. Multicast Configuration Comparison of Cisco IOS and Nexus OS Carol Kavalla, CCSI, CCNP, CCDP Introduction Multicast is supported in the Cisco IOS, IOS XR, IOS XE, and in the Nexus OS. Connecting to Mikrotik. R1(config)#enable secret cisco_enable 9. Page 1 of 6 Packet Tracer - Configuring Initial Switch Settings Topology Objectives Part 1: Verify the Default Switch Configuration Part 2: Configure a Basic Switch Configuration Part 3: Configure a MOTD Banner Part 4: Save Configuration Files to NVRAM Part 5: Configure S2 Background In this activity, you will perform basic switch configurations. On Cisco Routers, the designation uses the commands ip nat outside and ip nat inside:. smaller network) than prefix length in network statement. Router1> Cisco exe Mode : This is the default mode of cisco routers and is called user exe mode. David Davis goes over the Cisco IOS commands you must know to manipulate files on your Cisco router flash, nvram, or other filesystems, allowing you to back up your configuration, upgrade your. This tutorial explains how to configure Cisco router step by step. 20; Enter the enable password at the prompt in order to enter the enable. Learn how to configure and manage a Cisco Switch step by step with this basic switch commands and configuration guide. Further Cisco switch commands. We need configure SSH on a Cisco router or switch in order to access it remotely, unless we’re using an access server. You must enter basic configuration information so that the router is on the.



Packet Tracer - Configure Initial Router Settings. You must enter basic configuration information so that the router is on the. So no need to explain the functions of the basic router and switch commands line. 2151860 Cisco Field Manual Router Configuration thank you for choosing the linksys by cisco wireless-n home router. Cisco 3 chapter 1. Configure the MX side as explained here. Router(config)# hostname R1 R1(config)# enable secret class R1(config)# line con 0 R1(config-line)# logging synchronous R1(config-line)# line vty 0 4 R1(config-line)# password cisco. Router1> Cisco exe Mode : This is the default mode of cisco routers and is called user exe mode. Basic Switch Configuration Guide with Examples Configuration and commands explained in this tutorial are essential commands to manage a Cisco switch effectively. When the router boots up it loads the 'startup configuration'. In this article I would like to show you about mutual Redistribution between EIGRP and OSPF configuration. The Accidental Administrator: Cisco Router Step-by-Step Configuration Guide -- Understanding and Configuring IPv6 by Don R. say no to initial setup. Really your steps are so good and easily understandable. Is there any centralized software to monitor the equipments (Router and switches - all Cisco). Let's try with a few steps and see where it takes you. Below you will find the examples of how to bring up and down an interface on a CISCO switch or router.



In the early 1980s students and staff at Stanford; including Bosack, used technology on the campus to link all of the school's computer systems to talk to one another, creating a box that functioned as a multiprotocol router called the "Blue Box". These are core administration commands that will help you to really know what is going on. Hence, there are many subtleties to configuring certain services and many things that the router can do that you will never use. Try to complete the lab without looking at the solution. 1) A router is essentially a special-purpose computer with an internetwork operating system optimized for the purpose of routing and securing networks. Enter the configure terminal command to enter configuration mode, indicated by the (config)# in the prompt: Router# configure terminal Router (config)# You can now make changes to your router configuration. Marty(config)#ntp server 8. Commands for configuration of other routers (1841, 2800, 3825…) will be the same. In the R2 while you are in the config mode, type the command 'ip dhcp excluded-address 192. Cisco Router Configuration Commands. Cisco IOU looks in this file for your license key at startup. I just recollected the alias command. Initial configuration of a Cisco Switch Moustapha Fall. The router will then restart with the default settings. 1 to the IP address of the Ethernet interface of your Cisco 1600 (or 2500) router. In our previous scripts, we discussed How to Configure Telnet in Cisco Packet Tracer and How to Connect Cisco Router Console in Packet Tracer.



In preparation of your CCNA exam, we want to make sure we cover the various concepts that we could see on your Cisco CCNA exam. After the basic switch configuration is performed in setup mode, the user can verify, modify, and delete the switch’s configuration settings in different configuration. GitHub is home to over 36 million developers working together to host and review code, manage projects, and build software together. All Cisco configuration and How Tos. Router and Switch Configuration 5. The only options to the clock command are summer-time and time-zone. Really your steps are so good and easily understandable. Here's our first Challenge. The assumption for this paper is that the reader is familiar with. While this section only discussed the combination of a NAT router on the client side with active mode, the same applies to a server behind a NAT router and the reply to the PASV command. This is a step by step configuration guide of Cisco routers to help you get up and running with this network device. But personally, Cisco Router basic configuration with the Cisco CLI is more logical. The basic configuration of a Cisco catalyst switch is similar to this example. Cisco 3 chapter 1. Useful DHCP Show Commands In this post I will demonstrate a few useful show commands that will help me see the state of the routers DHCP server which I set up in the. On the CISCO command-line interface, there is the shutdown interface configuration command to disable an interface and the no shutdown command to enable it. If you have inbound policy, then you don't need below. Configuring InterVLAN Routing (Router on a stick) Cisco router access lists; Site to Site VPN. Router(Config)#int loopback 2 Router(Config-if)#ip address 200. This tutorial explains how to configure a Cisco router step by step.



Download the boot image from Cisco. SHOW command is extensively used for seeing the status and configuration information of the router. NOTE: Other Cisco Command Cheat Sheet Posts: Cisco Router Commands Cheat Sheet. In this paper, the focus is on the differences between the IOS and the Nexus OS. Configuration. How to Enable and Administratively Shutdown a Cisco Router Interface–(Cisco… Checking And Assigning IP Address’s To Cisco Router Interfaces-(Fast Ethernet… Disable Different Line Interface Passwords on Cisco Devices–Routers/ Switches; How to configure Message of the Day (MOTD) Banner —…. Hi All, I am connected to a cisco router and I want to know the hostname of this router. To configure Telnet in Cisco Packet Tracer, you can watch the following video and also subscribe to our YouTube channel to support us. For the SMB/SOHO market, Cisco’s initial offering was the PIX 501, followed by the successful Cisco ASA 5505. Normally, you create vEdge router configurations using vManage configuration templates. What must be configured to enable Cisco Express Forwarding (CEF) on most Cisco devices that perform Layer 3 switching? Match the protocol function to the description while taking into consideration that a network client is visiting a web site. Display the current contents of NVRAM. Displays basic router and IOS info. Cisco ASA 5505 Initial Configuration Commands One thing I can say about the Startup Wizard in the Cisco ASA 5505 , is that it would be kicked out of Hogwarts. Setting Privileged Access Password. For BGP, the policy can be applied to incoming or outgoing routes. Thanks Brian Landers, Aaron Racine, Niels van Dijke, Tony Mueller, Frank Eickholt, Al Sorrell, Jebi Punnoose, Christian Alfsen, Niels van Dijke, Kevin der Kinderen, Ian Batterbee, Leonardo Cont, Steve Meier, and Andre Bonhote. Skip to main content Search. To find the complete command-line name on your router, use a question mark with the Line command as shown: Router(config)#line ?. send-backup-paths.



• The switch booted successfully. The Cisco Router 800 series belongs to the lowest SOHO end. However, in some situations, such as network test and proof-of-concept (POC) environments, you might want to configure vEdge routers manually, either to speed up the configuration process or because your test environment does not include a vManage NMS. To set up the switch, you need to assign an IP address and other configuration information necessary for the switch to communicate with the local routers and the Internet. Commands are explained in Packet Tracer Powered by : Networkgreenlive kalaia1986. 3 Packet Tracer – Configure Initial Router Settings Packet Tracer – Configure Initial Router Settings (Answer Version) Answer Note: Red font color or gray highlights indicate text that appears in the Answer copy only. 3 Router Configuration using Cisco Packet Tracer Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Cisco Router Setup Mode. Page 55 A summary of the available interfaces is displayed. There are two main methods to return a Cisco router to its original factory defaults. The Cisco IOS—Basic Router Commands. However, even if you don't have access to any routers, you can go through the exercises and keep a log of your own running configurations or just read through the. Log in to the router and enter the privileged EXEC mode. This Document describe about How to show the Complete Configuration without Breaks/Pauses on Cisco Router/Switches, ASA Firewall and WLC (Wireless LAN Controller) On Cisco Router/Switches: When you execute the show running-config (show run) command on Cisco router/Switches, the output will be paged through one screen at a time. The SSH protocol (Secure Shell) is a method for secure remote login from one device to other. rommon 1 > confreg 0x2142 You must reset or power cycle for new config to take effect. So you need to complete the configuration of your router interface with the following command: Router2(config-if)#no shutdown. For example, instead of typing show ip interface brief, we can create an alias sbr as follows. If you’re looking to replace your home router with something that offers more control, features, and performance pfSense is an excellent choice.



Understanding Cisco IOS Command Line Modes. TFTP server 2. Most Cisco devices (including routers and switches) use a CLI (Command Line Interface) to configure the network device. The diagram below shows the connection between the 2 sites participating in the site to site VPN. This document is intended to instruct in the basics of Cisco router configuration and maintenance. Hey Cory, write erase still works, so you don't need to change your habits. Verifying the Initial Configuration; Cisco IOS CLI. Once you complete initial setup and configuration of your Cisco switch or router using a console, you may want to manage the device remotely. So, what are you waiting for, just search for 1 last update 2019/06/30 the 1 last update 2019/06/30 available tickets, orplan a vpn configuration commands cisco router trip with your loved ones by logging on to the 1 last update 2019/06/30 website. We manage all router setting using configuration port. Modification of the boot environment in use on the network devices. IOS provides the interface between the user and the hardware, enabling the user to execute the command to configure and manage the device using Command Line Interface (CLI. I have to agree with Scott. We need configure SSH on a Cisco router or switch in order to access it remotely, unless we’re using an access server. Abbreviating Commands. Cisco Router Configuration Commands - Lists how to enable and disable interfaces, add IP addresses to interfaces, enable RIP or IGRP and set passwords.



Below is a diagram of the network I'll be working with in this post. Where do I put the IOURC file? There are a few different places that IOU will look for its configuration. Objectives Part 1: Verify the Default Router Configuration Part 2: Configure and Verify the Initial Router Configuration Part 3: Save the Running. Cisco CCNA Erasing NVRAM on a Router. When you power on the Cisco router, the preliminary boot sequence will start. To configure HSRP, issue the standby command and configure the. How ever beside the show running-config you have some extra commands shown here below: sh run | ?. For routers to be reachable, router interfaces. Learn about the different command prompts and how to add a minimal configuration to your router to get it up and running. 1: Cabling a Network and. This post will describe the basic steps in order to install Cisco ISE 2. Router # setup. Posted on December 23, 2014; by Rene Molenaar; in ASA Firewall; If you are familiar with Cisco routers and then switches then you might have noticed that the Cisco ASA doesn’t offer the “erase startup-configuration” command. All Cisco configuration and How Tos. Note See Appendix A, "Cisco IOS CLI for Initial Configuration" for information on how to perform the initial configuration using the Cisco Internet Operating System (IOS) command line interface on Cisco 3900 series, Cisco 2900 series, and Cisco 1900 series integrated services routers. The following instructions set the default configuration for the Cisco routers. Note See Appendix A, “Cisco IOS CLI for Initial Configuration” for information on how to perform the initial configuration using the Cisco Internet Operating System (IOS) command line interface on Cisco 3900 series, Cisco 2900 series, and Cisco 1900 series integrated services routers. The command can be repeated many times as required but note that in Cisco IOS router one local address can only be mapped to one global address and vice-versa. Configure initial settings on a network device using Cisco IOS 4. The router is intelligent enough to figure it out.



Thanks Brian Landers, Aaron Racine, Niels van Dijke, Tony Mueller, Frank Eickholt, Al Sorrell, Jebi Punnoose, Christian Alfsen, Niels van Dijke, Kevin der Kinderen, Ian Batterbee, Leonardo Cont, Steve Meier, and Andre Bonhote. Now we will see how to disable some services on cisco router for security purpose. Basic Cisco IOS Commands Cheat Sheet by River L. Add a service with a name of WEB_CACHE, a router IP of 192. Cisco Command Summary. The default gateway is the IP address of the router interface to which the switch connects. First, you are going to need a Cisco console cable, a Cisco device, and a computer. How to Recover a Lost Password on a Cisco Switch resetting the password on a Cisco switch vs. - DHCP configuration. I have tried "copy running-config startup-config" and the same thing happens after a reboot. Configure SSH on Cisco Router or Switch – Technig. 1) Cisco routers and Cisco switches have many similarities. In this paper, the focus is on the differences between the IOS and the Nexus OS. Cisco has divided its CLI into several different modes. After you set up your pod’s CISCO 2600 router, in order to advertise the existence of your subnet to devices outside of your subnet, you should use rip (Routing Information Protocol) as follows. While details about cisco router vpn configuration commands his character are not quite known as of now, a cisco router vpn configuration commands few game fanatics of Cyberpunk 2020 are identifying it 1 last update 2019/07/01 as Johnny Silverhand. This password overrides the enable password and is encypted within the config file.



See Cisco Configuration Professional Express User Guide at Cisco. CCNA 1 Router Configuration 1) Delete an existing router configuration: Router1# erase startup-config Erasing the nvram filesystem will remove all configuration files!. Suggested Scoring Rubric Activity Section Part 1: Verify the Default Router Configuration Part 2: Configure and Verify the Initial Router Configuration. Clear the configuration on each of the routers using the erase startup-config command and then reload the routers. The IOS attempts to load the configuration file (startup-config) from NVRAM to RAM. 132 and secondary DNS is 192. To reset a Cisco router to factory default (removing the startup configuration file), perform these steps:. a router is that you don’t use configuration registers to reset the password on the switch. The commands and prompts will be identical. Copy startup-config running-config. On Cisco Routers, the designation uses the commands ip nat outside and ip nat inside:. Router (Router commands) working with two main ports, configuration and communication port. VPNMelon| vpn configuration commands cisco router best vpn for china, [VPN CONFIGURATION COMMANDS CISCO ROUTER] > Get access now how to vpn configuration commands cisco router for How this elite climber keeps finding new heights vpn configuration commands cisco router to explore. rommon 2 > reset. This lab provides a detail procedure for initializing and reloading a Cisco router and a Cisco switch. If not, the IOS image is loaded from Flash. 21-Feb-2019- Cisco Router Dynamic NAT Configuration Example | Cisco Router Cisco Router Dynamic NAT Configuration Example, cisco ios dynamic nat, cisco ios dynamic. You need a console cable, and if you are using windows, a terminal program such as PuTTY or Hyperterm. Basic configuration of Cisco 2960 switch; Configuring Cisco 3560 switch; Configuring Etherchannels (Link Aggregation) on Cisco switches; How to find a host by it's MAC address; Router.



Part 2 of 4 in the Cisco CCENT - ICND1 (100-101) series will teach the fundamental concepts of networking, and then immedately apply this knowledge to the configuration of a router and switch. Posted on February 18, 2013; by Rene Molenaar; in CCIE Routing & Switching, CCIE Routing & Switching Written, CCNA Routing & Switching ICND1 100-105, CCNA Routing & Switching ICND2 200-105, CCNP ROUTE. Failed to load latest commit information. For this reason, the Cisco router configuration backup process can save us from many situations. How can I enable ssh on my Cisco 3750 Catalyst Switch? A: By default, when you configure a Cisco device, you have to use the console cable. to devices on a TCP/IP network. How can I save the initial default configuration or the initial startup configuration in order to try out all the implementations to avoid ambiguity without losing SSH access to the router and the initial configuration?. (Tamaranth) via cheatography. The Cisco router setup mode commands are as follows: Setup: The Initial Configuration Dialog. Part 2: Initial Configuration In Cisco Tags Cisco ASA , FirePOWER , Threat Defense May 19, 2016 In Part 1 I covered OS migration from FirePOWER services to the Firepower Thread Defense (FTD) device. We are used to creating an access-list that matches the IP addresses to be included in the NAT and statically defining the inside and outside interfaces. Page 1 of 6 Packet Tracer - Configuring Initial Switch Settings Topology Objectives Part 1: Verify the Default Switch Configuration Part 2: Configure a Basic Switch Configuration Part 3: Configure a MOTD Banner Part 4: Save Configuration Files to NVRAM Part 5: Configure S2 Background In this activity, you will perform basic switch configurations. RIP Configuration Using Cisco ® IOS; Cisco Routers use the Internetwork Operating System(IOS) to control and manage the hardware it is running on. How to Configure Site-to-Site VPN in Cisco Routers 31 comments. Part 3: Save the Running Configuration File. In other words, if you edit the router's configuration, don't use this command and reboot the router—those changes will be lost. First I ssh to router and then run commands. SSH provides a secure channel over an unsecured network in a client-server architecture, connecting an SSH client application with an SSH server. Cisco Router Initial Configuration Commands.