Cisco Shutdown Interface Command

shutdown The shutdown command disables an interface. Cisco Router Show Commands - Handy show commands to check on the status of interfaces. Simple examples of brining up and down the interfaces on CISCO devices with shutdown and no shutdown commands. Disabling the Router InterfaceAll the interfaces by default are administratively in downstate in order to make them up using the No shutdown command. If using IPv4, configured with an address and a subnet mask: Use the ip address ip-address subnet-mask interface configuration command. To re-enable the port, use the shutdown interface configuration mode command. A good working knowledge of Cisco IOS commands is vital for your success in your Cisco exam. Get an access switch that gets you ready for 802. no shutdown interface vlan 3. and to shut down the port if the allowed number of addresses is exceeded. - Configure interface Port-Channel1 on both SW1 and SW1 to trunk then verify that the changes you've made on the. Enter your Email below to Download our Free Cisco Commands Cheat Sheets for Routers, Switches and ASA Firewalls. If an interface is shut down, it'll display administratively down when using the show interfaces (sh int for short) command. shutdown; shutdown (virtual Ethernet interface) speed (interface) system default switchport shutdown; shutdown. Privilege Levels. In the simplest sense, shutdown turns the interface off. 0 cli command "interface vlan1" Router(config-applet)#action 04. This lets you view information from the section you specify. Jump to navigation the default settings are to allow only one MAC address per port, and to shut down the port if the allowed number of addresses is exceeded. Cisco vs Juniper Commands, we can't say which one is better than the other. It’s probably best just to show you some examples to see how it works. When having trouble with an interface, you may want to try a shut and no shut. clear interface. If you don’t have any IPv4 addresses you need to specify it yourself with the router-id command. no shutdown. The only thing you have to do is to put all unused interfaces in shutdown state with the shutdown interface configuration command. First, I shut down my FastEthernet4 that the Fa4 interface is shutdown on your Cisco router with this command. you can use the no shutdown command. Understanding Cisco ASA Interface Counters and Statistics Jul 29 th , 2013 | Comments Upon doing a show interface command a lot of valuable information is displayed regarding the packets and errors on that interface. you use the no shutdown and the shutdown command in. To return a virtual Ethernet interface to its default operational state, use the no form of this command. It is only an example, but it will take down the serial interface when the tracked object goes down. In particular, the router needs to be told what interfaces (and which IP address on each of those interfaces) to use. Once you do that remove all the information from whatever interface you want to disable. The speed command sets the highest speed that you are allowing the Force10 interface and the remote interface to negotiate, assuming auto-negotiation is enabled (enabled by default; see the negotiation auto command in the FTOS Command Reference). Example 2: HOST-ACCESS-VLAN-111. Port Security : Enabled. If logical subinterfaces have been configured, the pertinent VLAN information (to match that of the switch to which the firewall connects to) should be added. Cisco vs Huawei CommandsCiscoHuawei. This document provides two different ways of navigating ACLI command documentation. (Optional) Add the ip name-server IP_ADDRESS global configuration command to configure the DNS server. OSPF Basic Configuration Commands. 0(2) (lanbasek9 image). One such scenario is the introduction of "Interface Range" command in Network switches. The command line interface (CLI) used by devices like routers,switches or even computers are called as VTY. To get the interface out of err-disable state you need to type "shutdown" followed by "no shutdown". The Cisco ASA 5505 is the lowest-end ASA. For who familiar with cisco. Step 2: Clear any existing configurations on the switches, and initialize all ports in the shutdown state. Type the following commands that will assign 10. To shut down the local traffic on an interface, use the shutdown command. Flashcards. To do so, follow the commands as following: Switch(config-if)#switchport port-security violation shutdown. I will show the examples of these commands, as well as how to check an interface status using the show interfaces status command. If you are unfamiliar with Cisco devices please see: Routers, Using the Cisco IOS. The 'shutdown' configuration command will be visible in the running-configuration for affected interfaces. To get the interface out of err-disable state you need to type "shutdown" followed by "no shutdown". But remember one thing, if your switch is acting as a NTP Server as well, you may want to make sure that the time settings are done once the switch is restarted as it does not keep a track of the time and it gets reset. In this blog we will provide configuration of Juniper, Cisco and Nokia (Formerly Alcatel) Service Router so that it might be helpful to network engineers who would like to work on multi-vendor routers. Configuring the VLAN interfaces with the IP address: Switch#configure terminal Enter configuration commands, one per line. description name-string. BFD can be used to replace the routing protocol timers with a fast and reliable failure detection mechanism. Entering "no" before many CLI commands will negate that command. Entering/Exiting the Command-Line Interface. Shutdown interface [edit] set interface ge-0/0/1 disable delete interface ge-0/0/1 disable 3. Flashcards. Different NetVanta units have different limitations in terms of VLAN interfaces and the actual number of layer 2 VLANs. shutdown command is used to disable the interface. To see if an interface is disabled, use the show interfaces privileged EXEC command. Access router command line interface using Mac laptop. CISCO ASA Firewall Commands Cheat Sheet [Part 1] By Interface f0/10 Switchport mode trunk No shutdown On the inside interface of ASA firewall: Interface f0/3 Note that in the first command, the refered interface is the one connected to the DHCP Server or gateway while the second interface in the second command is the one facing the. "interface fastethernet 0/0 no shutdown exit interface fastethernet 0/1 no shutdown" You should see status updates in the CLI that both configured interfaces are "up". To return a virtual Ethernet interface to its default operational state, use the no form of this command. On Packet Tracer, ethernet interface's status on router is up after the no shutdown command without any connection/cable. no shutdown Syntax Description. The port LED is set to the orange color and, when you issue the show interfaces command, the port status shows as Errdisabled. " The default state of an interface is "shutdown" which makes the interface administratively down. RFINANCE>enable. Cisco device interfaces have two "down" modes, both of which influence the actual working mode of the interface: if either is "down", then no traffic is possible. Step 02 - Configure Privilege Level 9 to include commands to move to Global Configuration mode, configure interfaces with IP addresses and shutdown any interface. The Show IP Interface Command The show ip interface command will provide details regarding layer 3 configuration on the interfaces. Packet Tracer makes use of a drag and drop user interface, allowing users to add and remove simulated network devices as they see fit. If a VLAN interface is already enabled and second is enabled, the first will automatically shutdown. If the line remains down, a bad cable connection is extremely likely. If an interface receives frames from a restricted MAC address, the interface will go to err-disable state and will be practically shutdown. This is useful for learning general information about the router, or troubleshooting. Re: Automatic interface shutdown, when tracked interface goes do. PowerConnect 5324 Switch pdf manual download. Assign all user ports to VLAN 99. Explanation. Hi, I have Cisco Router 7000 series which connected its Fast Ethernet port to a Cisco Catalyst 2900 series. CatOS: shutdown: set spantree portfast: interface [gigabit/fastethernet][mod]/[port] spanning-tree portfast:. no shutdown interface Ethernet1/7 description *** TEST 2 *** no shutdown interface Ethernet1/8 Creating your own NX-OS alias commands is a great feature which helps simplify long and tedious commands. You can configure an interface in either case. ↑ Cisco: IOS Interface Command Reference. show the interfaces in a different format but I want the same format as when running 'show run'. Command-Line Interface Guide This topic describes commands that you can use on the Cisco EGW 2200 to perform basic platform functions. So, in this article, we collect the command line of Cisco, Huawei and Juniper below. This lets you view information from the section you specify. Cisco ACS logging find CmdAV=interface and then next successful command from same user with CmdAV=no CmdArgAV=shutdown CmgArgAV=. It’s probably best just to show you some examples to see how it works. Cisco IOS Embedded Event Manager (EEM) Embedded Event Manager (EEM) is a technology on Cisco Routers that lets you run scripts or commands when a certain event happens. Typing "no" before any commands will negate that command. Step 02 - Configure Privilege Level 9 to include commands to move to Global Configuration mode, configure interfaces with IP addresses and shutdown any interface. Examples of using the command line and configuration files for each task are included after nmtui and nmcli examples but before explaining the use of one of the graphical user interfaces to NetworkManager, namely, control-center and nm-connection-editor. Find answers to Cisco VLAN: Why is it shutdown? from the expert /24 description I5 switchport access vlan 222 switchport mode access spanning-tree portfast! interface GigabitEthernet0/1 shutdown! interface GigabitEthernet0/2 shutdown! interface Vlan1 no ip address no ip route you will need to set the port as a trunk, and issue the no. shutdown—Disables an interface or subinterface. Depending on the model and Cisco IOS version, the commands available and output produced might vary from what is. interface FastEthernet 0/0 command is used to enter in interface mode. The Cisco NX-OS Software is a data center-class operating system with powerful scripting capabilities. The address of the default gateway for this LAN is 192. First, I shut down my FastEthernet4 that the Fa4 interface is shutdown on your Cisco router with this command. This name comes from the term TTY or TeleTYpewriter (a device with monitor and keyboard) which was used in the early days to give inputs and get output from a central computing system. Once you do that remove all the information from whatever interface you want to disable. switchport access vlan 39. One such commonly used command in Cisco is “Shutdown”/ “No Shutdown” of physical interface. 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. To enable an interface, it must be activated using the no shutdown command. On the router, shut down the G0/1 interface, remove the hard-coded MAC address from the router, and re-enable the G0/1 interface. Asked in Cisco Identify the command that will allow the cisco ios software to return to the default lmi type on interface serial 0-1 the lmi command is already set to the lmi type defined jointly. Router(config-if)#shutdown. While trying to solve a network issue, a technician made multiple changes to the current router configuration file. clear interface BRI0: This command causes the BRI interface to reset itself and then to re-establish a connection to the switch and then dial-up to the number that it is configured for. It is useful for. Step 6 Next, use the show interfaces serial EXEC command to inspect the interface status. For your router interfaces the following example will set speed, duplex and IP configuration information for the interface FastEthernet 0/0 (notice the interface reference as slot/port). Flashcards. To take this interface out of err-disabled state you have to unplug the device and run commands "Shutdown" followed by "no shutdown". Shutdown: - In this mode switch will generate the violation alert and disable the port. Configuring Serial Interfaces on a Cisco Router you enter the no shutdown command, the interface and the protocol status changes to up/up. Configuration Example. You can access the CLI by using a direct serial connection or by using a remote logical connection with telnet or SSH. An interface that has been shut down is shown as administratively down in the display. Cisco SD-WAN documentation is now accessible via the Cisco Product Support portal. To enable the interface, use the no form of this command: Routing Commands; router routing protocol: Configures a Routing Protocol so that remote networks can be dynamically learned. Although the main purpose of the switch is to provide inter-connectivity in Layer 2 for the connected devices of the network, there are myriad features and functionalities that can be. — — shutdown. Now in this article we listed some essential and basic Commands of Cisco, Huawei and Juniper, which can help you know the basic differences of commands among. Basic CLI Commands Description Cisco IOS Juniper To Ping ping ping traceroute traceroute To display date / time show clock show system uptime CLI commands Cisco VS. Navigate back. By default, all interfaces on a Cisco router are turned off. no shutdown. Network ip-address wildcard-mask: Defines the interface on which the eigrp. #show interface status This command will provide a list […]. First, I shut down my FastEthernet4 that the Fa4 interface is shutdown on your Cisco router with this command. Cisco Router Show Command Explained with Examples Basic Routing Concepts and Protocols Explained. Step 02 - Configure Privilege Level 9 to include commands to move to Global Configuration mode, configure interfaces with IP addresses and shutdown any interface. Shutdown: - In this mode switch will generate the violation alert and disable the port. Disabling the Router InterfaceAll the interfaces by default are administratively in downstate in order to make them up using the No shutdown command. You can get a list. interface ethernet 0/0 switchport access vlan 2 no shutdown interface ethernet 0/1 switchport access vlan. Here, the network interface that is configured is FastEthernet0/0. After logging into the router from the Console port, you will enter the user exec mode or user view in case of VRP. Cisco Nexus Switches - Configuration Examples * Useful NX-OS Commands show version show inventory show environment show module show redundancy status show system resources show feature show boot show role show int counters errors show run int show run int eth 1/4-12 show int eth 1/4-12 show int brief show int transceiver show cdp neighbors show cdp neighbors int e1/15 detail int e1/4 beacon. There are options that you can include after that command similar to IOS. The port must first be a member of an active VLAN before it can be re-enabled. Which Cisco IOS command (or commands) can be used to shut down a specific VLAN on a switch? (Select all that apply. I have a need to shutdown, wait 30 seconds and issue a no shutdown on a router interface daily at 12am. Cisco Modes. If you plumb up an interface and it does not work, check to make sure it is not administratively down first. CCNA Command Summary Cheat Sheet Basic Router Commands To get into Privilege Mode from User mode enable To exit out of Privilege mode disable To exit the router Exit or logoff Previous Command Up arrow or Ctrl-P Next Command Down arrow or Ctrl-N Move forward one character Right arrow or Ctrl-F Move back one character Left arrow or Ctrl-B. ip address—Assigns an IP address and subnet mask to a subinterface. Securing an unused interface is important too and it's much simpler. Cisco Switch-Konfiguration „Befehle/Commands“ deutsch * Der no shutdown Befehl sollte nur auf dem Administrativen VLAN gesetzt werden. So, in this article, we collect the command line of Cisco, Huawei and Juniper below. clear interface. If an unauthorized device is connected to a secure port, the port should not be re-enabled until the security threat is eliminated. ネットワーク入門サイトのshutdownコマンドについて説明したページです。CiscoルータやCatalystのIOSでshutdownコマンドを使い、物理インターフェースやVLANインターフェース等をダウンさせる事が出来ます。. how to safely turn off cisco router/switch? is it just turn off the power switch at the back of router/switch. Introduction to Cisco IOS CLI (Command-Line Interface) | NetworkLessons. e the shutdown command and the description command). • The debug ip rip command displays RIP routing activity in real time. I have interfaces 1-4 plugged directly into one another on the two switches. How to Configure an IP Address to Cisco Router. R1(config-if)#. Of course, to bring the interface down, reverse the command and just say. Hope these can help. For security reason, we should always disable unused interface on router. no shutdown turns the interface on (enables it). The switch used is a Cisco Catalyst 2960 with Cisco IOS Release 15. Assigning IP Address to Cisco Serial Interface of Cisco Router: Serial interfaces of a cisco router are commonly used for connecting two routers back-to-back locally or connecting to the WAN. Now let us discuss different commands available in Linux to shutdown with some practical examples. The show interface command output lists detailed interface and subinterface configuration and status information. interface FastEthernet 0/0 command is used to enter in interface mode. Once you do that remove all the information from whatever interface you want to disable. Only way to re-enable the port is to manually enter no shutdown command. Newer Cisco IOS contain a count parameter that can count lines which match a regex. Once the proper Configuration mode is specified, you use the switchport access command to place these ports in vlan 5. show ip bgpdisplay bgp. Learn how to secure (Enable & Privilege Exec Mode), erase (Running Configuration), enable (Telnet access), set (Hostname, Login banner & Time zone), configure (FastEthernet & Serial interface) and several other essential tasks in. no shutdown exit exit show ip route IOS Interface and Hardware Component Command Reference ↑ Cisco. Cisco & Cisco Network Hardware News and Technology. Cisco PowerTool provides the function to convert UCSM GUI to PowerShell commands. Here are some redirects to popular content migrated from DocWiki. The networking leaders such as Cisco, Juniper, Huawei, they have their own basic command-line interface (CLI). The port must also not be administratively shutdown. Putting your switch into Interface Range Configuration mode allows you to configure multiple ports at the same time, reducing your work when making major configuration changes on your switch. 0 command will assign IP address to interface. if the pwoer is on, the switch will be on. In particular, the router needs to be told what interfaces (and which IP address on each of those interfaces) to use. Will the reboot of the router bring the interface again on?. Configure Cisco Router Step by Step Guide This tutorial explains how to configure a Cisco router step by step. shutdown and no shutdown: These commands can be used to disconnect any call in progress and reset an interface. On the other hand, even if you are a seasoned administrator. Cisco 871 routers are equipped with a 10/100 Ethernet WAN interface which means that your ISP should provide you with a broadband modem offering an Ethernet connection towards the customer. Is there any similar command or workaround to achieve this purpose? I cannot find any commands with no beginning. 4(2)T or higher to be running on the router. 0 Switch(config-if)#no shutdown. Juniper router will help in troubleshooting ‎12-16-2010 02:48 AM. However there is also a command as "restart" and there is a subtle differences between both. Before connecting to Cisco Router1, configure the TCP/IP configuration of Desktop1 in the workspace as follows. Packet tracer is a network simulator used for configuring and creating the virtual cisco devices and network. Usage: shutdown. Interface range command September 4, 2018 January 19, 2019 upravnik If you have multiple interfaces that need to be configured with the same settings, you can use the interface range command to specify a range of interfaces to which the subsequent commands will be applied. By default, all interfaces on a Cisco router are turned off. 0(2) (lanbasek9 image). Is there something that I can automate using Cisco IOS. I think there is a specific command for this and not a filtered existing command, e. port monitor. These functions are also available in the Cisco IPT Platform Administration GUI application. Applies a priority map to the interface. Cisco CatOS - Native IOS Command Comparison Chart. Basic CLI Commands Description Cisco IOS Juniper To Ping ping ping traceroute traceroute To display date / time show clock show system uptime To display Chassis status show environment show chassis environment To display history of commands entered show history show cli history sho. Once the proper Configuration mode is specified, you use the switchport access command to place these ports in vlan 5. Setting the port as disabled gives you some additional security around your router until you are ready to open the flood gates. c o m CH A P T E R 17 O Commands The commands in this chapter apply to the. Enter following commands to secure F0/1 port. Version 12 something. Cisco Networking/CCENT/VLANs. shutdown (virtual Ethernet interface) To shut down the local traffic on a virtual Ethernet interface, use the shutdown command. Type the following commands that will assign 10. This lesson explains how to connect to your Cisco IOS switch with the console cable and the difference between user / enable / config mode. no shutdown turns the interface on (enables it). Once you do that remove all the information from whatever interface you want to disable. 2007 Cisco Systems, Inc. • The debug ip rip command displays RIP routing activity in real time. ip address 10. An interface in shutdown means the interface is administratively down. When the administrator checks the status of the serial interface, the interface is shown as being administratively down. The port is enabled (not shut down). Enables Cisco-style PoE on the interface. #no shutdown R1. no debug ip rip. These interfaces may or may not be part of the switches which experienced the power issue. Cisco vs Huawei commands, we can't say which one is better than the other. Cisco Networking/CCENT/Security. However, ethernet interface's status o 72893 The Cisco Learning Network. To return the interface to its default operational state, use the no form of this command. interface ethernet 1/3 switchport mode access switchport access vlan 30 no shutdown. Hi, I have Cisco Router 7000 series which connected its Fast Ethernet port to a Cisco Catalyst 2900 series. 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. Re: Automatic interface shutdown, when tracked interface goes do. To restart a disabled interface, use the no form of this command. "Shutdown" shuts down the interface, while "no shutdown" brings up the interface. FastEthernet0 is down, line protocol is down: This output indicates a physical interface problem. clear interface BRI0: This command causes the BRI interface to reset itself and then to re-establish a connection to the switch and then dial-up to the number that it is configured for. Disabling the Router InterfaceAll the interfaces by default are administratively in downstate in order to make them up using the No shutdown command. The 'shutdown' configuration command will be visible in the running-configuration for affected interfaces. Now, I explain how to send commands via SNMP using the “ciscoConfigCopyMIB” MIB; with this MIB, you can replace running/startup configuration, send commands, save the “show” output or reload the device. enable the VLAN 1 interface with the no shutdown interface subcommand. The configured description can be viewed in the output of the "show interfaces" command. how to safely turn off cisco router/switch? is it just turn off the power switch at the back of router/switch or need to issue soem command in user EXEC mode /privileged mode to shut down the router/switch? explain please, thank you. Start studying CCNA Chapter 2. This particular set up was 2 Cisco 3750 48 port poe. Configuration Example. Causes a hard. Notes: the last CLI command "no shutdown" illustrates how placing "no" on the cisco command line in front of the command "shutdown" will turn the interface on. Assign the failover IP Address on Primary Cisco ASA. Both interfaces are up and it’s just a layer 2 link. An enable mode command that displays the current configuration. The port is enabled (not shut down). Console Based | GUI Based. 1 E, and Release 12. interface FastEthernet 0/0 command is used to enter in interface mode. You can not shutdown extended range VLANs. Applies a priority map to the interface. Then reload to test. In particular, the router needs to be told what interfaces (and which IP address on each of those interfaces) to use. Lab – Configuring Basic Router Settings with IOS CLI (Instructor Version) Instructor Note: Red font color or Gray highlights indicate text that appears in the instructor copy only. Serial interface needs two additional parameters clock rate and bandwidth. The IP block of the Serial connection between Cisco Router R1 and R2 is 10. This command must be used in interface configuration mode. Lab – Configuring Basic Router Settings with IOS CLI (Instructor Version) Instructor Note: Red font color or Gray highlights indicate text that appears in the instructor copy only. By entering into interface terminal, you can set the configuration changes for vlan1. For example, the cable on this interface or on the remote interface is disconnected. The FastEthernet0/0 and Serial0/0/0 interfaces of this router were configured with an IP address and the no shutdown command. Here is the command for computer restart: shutdown -r -t 0 -c "Optional" The syntax "shutdown" commands the computer to start shutdown command with a given parameter. clear interface. It’s not something you have to configure, and it’s something that EIGRP does for us behind the scenes. Ultimately,. This name comes from the term TTY or TeleTYpewriter (a device with monitor and keyboard) which was used in the early days to give inputs and get output from a central computing system. Not shut down Command Modes. interface ethernet 0/0 switchport access vlan 2 no shutdown interface ethernet 0/1 switchport access vlan. Cisco IOS Embedded Event Manager (EEM) Embedded Event Manager (EEM) is a technology on Cisco Routers that lets you run scripts or commands when a certain event happens. From Wikiversity < Cisco Networking‎ | CCENT. Setting the port as disabled gives you some additional security around your router until you are ready to open the flood gates. shutdown vlan (vlan-id) global config command that has the same effect as the [no] shutdown VLAN mode subcommands with a two-item status (similar to the show interfaces command status), and includes any description that is configured on. Assigning IP Address to Cisco Serial Interface of Cisco Router: Serial interfaces of a cisco router are commonly used for connecting two routers back-to-back locally or connecting to the WAN. OmniSecuR1#show ip interface brief: Displays a summary of all IPv4 interfaces, including status and IPv4 address assigned in router. Enable an interface. A good working knowledge of Cisco IOS commands is vital for your success in your Cisco exam. 04 and Windows 7 How to type Arabic in Ubuntu. If a VLAN interface is already enabled and second is enabled, the first will automatically shutdown. The result is the same as if you chose Start menu → Power button → Shut down. no shutdown. Extreme Networks Switching Commands Cisco – Create 2 VLAN interfaces and basic configuration. switchport port-security mac-address sticky 40. CONFIGURING JUNIPER-CISCO GRE TUNNEL Posted: May 29, 2015 in Cisco, GNS3, Networking no shutdown exit. the first command specifies the DMZ interface to be subject to PAT along with the ip. It contains the following sections:. Both interface Fastethernet 0/0 and 0/1 must be enable. This name or Port ID can be found by using the following command. The interface must be activated using the no shutdown command. "-r" is the keyword for. This Cisco lab will help you configuring serial interface of a Cisco router. In this blog I'll show how easy it is to create an Expect script, within NCM. Vlan was actually created by using VLAN command (please note interface. Most Commonly Used Cisco IOS commands for Lab Exercises. This command must be used in interface configuration mode. Cisco vs Huawei CommandsCiscoHuawei. The basic network typology is shown below: router Cisco 3200 Cisco. Scribd is the world's largest social reading and publishing site. This is similar to powering on the interface. This lab will discuss how to assign IP addresses to specific interfaces on Cisco Routers and/or Switches. Technical Cisco content is now found at Cisco Community, Cisco. — disabled. Configuring a Loopback Interface Loopback interfaces are a very common configuration on Cisco devices for that can be used management, logging, authentication and more. – By default, interfaces on routers are administratively shut down. The Cisco IOS defines an interface called the Command Line Interface (CLI), which enables administrators to enter commands into a terminal emulation program. no shutdown command is used to bring the interface up. My question is: How to shutdown remotely only a switch in stack? Cisco Switching/Routing :: Command To Verify MDIX On 2960S Switch? Usage Guidelines You cannot shut down, or disable, VLAN 1 or VLANs 1006 to 4094. From Wikiversity < Cisco Networking‎ | CCENT. switchport access vlan 39. Set a logical bandwidth assignment of 64K to the serial interface. Cisco IOS, Five Interface Commands You Should Know When working with routers and switches, you usually don't have to configure an interface using the Cisco IOS every day, and it's easy to become a little rusty on the necessary commands. To change a parameter on an interface (like the IP address), go to interface configuration mode with the interface command (where the prompt looks like router (config-if)#). Vlan is down, line protocol is down. Thanks in advance. Here is a simple example network:. Packet tracer is a network simulator used for configuring and creating the virtual cisco devices and network. if the pwoer is on, the switch will be on. Depending on the model and Cisco IOS version, the commands available and output produced might vary from what is shown in the labs. Also, certain commands may be different or unavailable. From Wikiversity < Cisco Networking‎ | CCENT. no shutdown command is used to bring the interface up. Both interface Fastethernet 0/0 and 0/1 must be enable. ; 2900#show run interface GigabitEthernet0/0 Building. TERMINAL CONTROLS: Config# terminal editing - allows for enhanced editing commands. Enter the reboot command from the active CP. you execute the show interfaces command and see if everything’s.