L2tpv3 layer two tunneling protocol version 3 is a pointtopoint layer two over ip tunnel. For guidelines about configuring this cisco ios feature refer to the following cisco ios configuration guide. This article covers basic and advanced configuration of cisco catalyst layer 3 switches such as the cisco catalyst 3560g, 3560e, 3560x, 3750, 3750e, 3750x, 3850 and 4500 series, and extends to include the configuration of additional features considered. On a layer3 capable switch, the port interfaces work as layer 2 access ports by default, but you can. How to configure a cisco layer 3 switchinter vlan routing. This document covers the vlan configurations for the below listed supermicro switch products. Cisco router configuration basic cli commands icnd1. Configuration and commands explained in this tutorial are essential commands to manage a cisco switch effectively. On the distribution switch, three layer 3 interfaces will be required. The following commands will work on most cisco switch models such as 4500, 3850, 3650, 2960, 3560 etc. Learn how to configure and manage a cisco switch step by step with this basic switch commands and configuration guide. Users can change the port mode as explained in the port based vlan section.
Available basic switch configuration commands are listed below. The port based vlan identifier pvid for all the switch ports is set to 1. Vlan configuration guide supermicro l2 l3 switches configuration guide 4 1 vlan configuration guide this document describes the virtual local area network vlan feature supported in supermicro layer 2 layer 3 switch products. This can be done by using the no ports command in vlan the configuration mode in cli. November 09, 2017 in cisco question mark, cisco show commands, cisco switch, cisco useful command, cisco useful ios commands, cisco useful router commands cisco switches commands cisco ios provides thousands of useful commands to troubleshoot all related layers issues. However, a best practice for basic switch configuration is to change the management vlan to a vlan. This chapter contains information about how to configure layer 3 interfaces on. The first step in configuring a router is to be located at privileged mode. Configuring logical layer 3 vlan interfaces, page 233. This document covers the system configurations for the below listed supermicro switch products. Home tutorials cisco switch commands cisco switch configuration commands list. Catalyst 6500 series switch cisco ios command reference publication and. What is the cisco ios version that the switch is running. However, to perform switch management over the network or use protocols such as snmp, the switch will need to have an ip address.
To configure intervlan routing you have to configure logical interface for vlans after creating the vlans in vlan database and then assign them an ip address. Therefore, most of the configuration commands we will use are similar to. To make any cofiguration changes, you need to log into configure terminal. Aug 16, 20 since cisco ios plays a very important part in ccna exam, we are going to see how to configure a switch using cisco ios setup mode commands. How to enable layer 3 routing on switch cisco community.
Cisco ios, switch ports are referred to as interfaces as well. Since cisco ios plays a very important part in ccna exam, we are going to see how to configure a switch using cisco ios setup mode commands. If you dont see your favorite commands for cisco switch troubleshooting here please let me know and ill add them. Cisco switch troubleshooting basics and steps list. Layer 2 switching limitations cisco s portfolio of catalyst switches is designed to meet any network requirement in speed, capacity, expandability and security from small companies up to very large enterprises. Essential cisco ios commands internetwork training. The privileged exec command set includes those commands contained in user exec mode, as well as the configure. L2 l3 switches vlan configuration guide supermicro. Any examples, command display output, and figures included in the document are shown. Configure intervlan routing on layer 3 switches cisco. The new switches support fast ethernet and gigabit ethernet interfaces. This tutorial explains basic switch configuration commands in detail with examples. Catalyst 2960 switch software configuration guide full.
Use the hardware forwarding dynamicallocation enable command to reallocate unused blocks in the fib use the hardware forwarding dynamicallocation disable command to disable the dynamic tcam allocation. Basic cisco commands by marcus nielson 2014 configuring basic switch settings switch examples enter enable if the prompt has changed back to switch. To help cisco customers check more details of cisco hardware, a wide range of cisco documents are offered here, about cisco configuration, cisco command, cisco solution and cisco ios software. In unicast transmission, there is just one sender and one receiver. Configuring dhcp relay server on cisco l3 switch tech space kh. Scgen is a cisco switch configuration generator for a substancial portion of the available commands in a modern ios. Usually, the default vlan 1 acts like the switchs own nic for connecting into a lan to send ip packets. Configure dhcp relay on cisco l3 switch tech space kh. Supermicro l2l3 switches configuration guide 4 1 ip configuration guide this document describes the system features supported in supermicro layer 2 layer 3 switch products. Arubaosswitch, comware and cisco ios cli reference guide. Ccna routing and switching portable command guide icnd1 100. This book helps you memorize commands and concepts as you work to pass the ccnp switch exam 6428. Catalyst 3750 switch command reference full book in pdf. List of series basic cisco switch configuration commands.
The default configuration on the switch is to have the management of the switch controlled through vlan 1. This manual provides a reference for all of the commands contained in the cli. Ccna routing and switching portable command guide is filled with valuable, easytoaccess informationand its portable enough to use whether youre in the server room or the equipment closet. For example, some switch models that support layer 3 routing are the 3550, 3750, 3560 etc. Layer 3 if your cluster is using a catalyst 3550, catalyst 3560, or catalyst 3750 switch as a layer 3. With this stepbystep guide you will learn the troubleshooting commands, and how to use them. These cisco documents are related to cisco routers, cisco switches, cisco firewalls, cisco voice and unified communication, cisco wireless and etc. Indeed, in this article, we jumpstart you to switch troubleshooting on cisco devices. Switch configuration by the end of this session, you will be able to.
The no ip gateway command resets the switch ip gateway address to its default value of. The switch port mode is set to hybrid for all switch ports by default. We will see configuration examples for basic interface components including ip addresses and then an overview of the show commands to verify proper configuration and operations. How to configure a cisco layer 3 switch intervlan routing networks training. Cisco download, cisco configuration, cisco command documents. L2 l3 switches internet protocol ip configuration guide. February 28, 2012 basic switch configuration cisco ios basic switch functions, names and passwords the switch name is tool to let us see what device we are connected to. Its three exams cover more advanced routing and switching topics than ccna, and now includes both security and wireless. Cisco catalyst switches equipped with the enhanced multilayer image emi can work as layer 3 devices with full routing capabilities. By entering into interface terminal, you can set the configuration changes for vlan1. This book, and the ccna exam, focus on the endofsale 2950 and the newer 2960 switches, but the topics and configuration commands.
Before you can manage s1 remotely from pc1, you need to assign the switch an ip address. Supermicro l2l3 switches configuration guide 9 the ip gateway configuration is saved automatically as part of the startup config uration. Example switch models that support layer 3 routing are the 3550, 3750, 3560 etc on a layer3 capable switch, the port interfaces work as layer 2 access ports by default, but you can also configure them as routed ports which act. The guide summarizes all ccna certificationlevel cisco ios software commands, keywords, command arguments, and associated prompts, providing you. Catalyst 4500 series switch cisco ios command reference and related publications at. The ip address is configured under a logical interface, known as the management domain or vlan. Cisco switches will be used for the hands on exercise however this is not a cisco. Hi dan, as it is a layer 3 switch you will be able to configure routing and routing between the vlans which is intervlan routing. Supermicro l2 l3 switches configuration guide 4 1 ip configuration guide this document describes the system features supported in supermicro layer 2 layer 3 switch products. I created a slideshow of sample output from all these commands.
This means that you can buy a cisco switch, plug in the right cables to connect various devices to the switch, power it on, and the switch will work properly. Also, make sure your windows firewall is not blocking icmp. The prompt will display the name of the switch so sw1 tells us that we are connected to a switch named sw1. Thus, configuration commands must reflect both the module and interface number, in the following format. For dhcp server to dynamically distributing network configuration parameters to clients computers locate in another separated vlans which are vlan20 and vlan30, we need to configure dhcp relay on cisco l3 switch.
Configure the uplink interface first using the following steps. The tool runs entirely client side in a web browser and can be run either from a local filesystem or via a webserver. If the interface is not in use, it should be in shutdown nfig. Here are the steps to configure an ip address under vlan 1. This means you can tunnel l2 protocols like ethernet, framerelay, atm, hdlc, ppp, etc. Catalyst 4500 series switch cisco ios software configuration. Switch concepts and configuration part i ccna blog. Ccna routing and switching portable command guide icnd1. Chapter 23 configuring layer 3 interfaces configuring physical layer 3 interfaces this example uses the show interfaces command to display the interface ip address configuration and status of layer 3 vlan interface vlan 2. How to configure a cisco layer 3 switchintervlan routing. Posted in cisco switches catalyst switch configuration. This can be pretty usefulfor example, lets say you have two remote sites and an application that requires that hosts are on the same subnet. Repeat this process for all vlans identified in step 1. Unicast transmission is the predominant form of transmission on lans and within.
The configuration of vlans is the same on any of the catalyst switchesthe 2950, 2960, 3550, 3560, 3750 and 45006500 series use the same commands. On more modern switches such as the cisco 2960 switch which is the one we are using, the cisco ios is used, this is unlike older switches such as the catalyst switches. Create a basic switch configuration, including a name and an ip address. Configuring vlan cisco catalyst, cisco catalyst 29xx,37xx,38xx in gns3 is slightly different than conventional vlan configuration in cisco ios following pictures are showing configure and show commands on vlanvirtual local area network in cisco catalyst 29xx gns3 ios image. Navigate to the distribution switch s details page from monitor switches. Vlan configuration guide supermicro l2l3 switches configuration guide 9 vlan 1 is configured as the default native vlan for all trunk interfaces. All these commands retrieve information in the cisco switch and router. To know all show commands in cisco switch and router keep reading this article till the end. Cisco wsc3750e24td switch running cisco ios software c3750e software c3750euniversalk9m, 15. Use the port block interface configuration command to block the flooding of unknown unicast or multicast packets to a port. Enhanced adapter configuration policy to allow configuration of fec mode for.
The settings for hyperterminal need to match the console port settings on the switch. Cisco switch troubleshooting commands denton business. Layer 3 port channels by using the interface portchannel command followed by the no. Ip routing layer 2 and 3 switch ports dhcp pool acls stacking then applying a basic configuration. Configuring a switch is generally an easy task, but when things go wrong you need to know what to do. Cisco router configuration basic cli commands icnd1 100105. This function maybe used to disable layer 3 functions of the switch. Moreover, you will learn to find devices in a network. Ccnp is now the second most common cisco certification. Nov 09, 2017 november 09, 2017 in cisco question mark, cisco show commands, cisco switch, cisco useful command, cisco useful ios commands, cisco useful router commands cisco switches commands cisco ios provides thousands of useful commands to troubleshoot all related layers issues. When designing a network with a layer 3 switch at the distribution layer, it is very important to understand which device is set as the gateway for clients on each subnet. If the l3 switch is the gateway for clients downstream subnets, any upstream firewall must be configured with a static route to that downstream subnet. In this tut, we are going to configure the name of the switch, set management ip address to the switch, configure console and telnet passwords and lastly configure message of the day banner for the switch.
If youd like a quick reference of these commands for your desk just click here. Basic switch concepts and configuration 47 unicast broadcast multicast client group with unicast communication, a frame is sent from one host and addressed to one specific destination. If the firewall is configured with a vlan interface for this. Configuration commands covered in this article are applicable to all cisco catalyst layer 3 switches.
1424 1218 1169 1156 655 704 11 1103 1342 1359 1014 1330 828 1481 999 817 947 336 1413 1247 409 1486 1417 863 1198 1678 344 240 1540 1471 11 1384 39 567 411 986