In both cases, configuration is simple as long as you have a basic knowledge of ip addressing. Mar 20, 2020 switches can be subject to mac address table overflow attacks, mac spoofing attacks, and unauthorized connections to switch ports. One of the best practices in network security is to try and stop security threats from the entrypoint of a lan network. Packet tracer configuring switch port security topology addressing. Packet tracer configuring switch port security topology addressing table device interface ip address subnet mask. Configuring dynamic switchport security free ccna workbook. Port security does not support switch port analyzer. Router switch configuration using packet tracer gns3 static dynamic protocols routing nat access list cisco golbal. Make sure you have a printed version of the instructions.
Packet tracer troubleshooting switch port security. Switch configuration by the end of this session, you will be able to. Port security is easy to configured and it allows you to secure access to a port based upon a mac address basis. Port security allows you to restrict a port s ingress traffic by limiting the mac addresses that are allowed to send traffic to the port. Ccna routing and switching routing and switching essentials 6. Packet tracer configuring switch port security topology addressing table device interface ip address subnet mask s1 vlan 1 10. After reminding him of the security policy that does not allow personal. Verify port security background in this activity, you will configure and verify port security on a switch. How to configure switch port security on cisco switches. Cisco switch troubleshooting basics and steps list learn how to find and fix issues in an it infrastructure of several cisco switches. Now stop the packet capture and answer the following questions. How to configure port security on cisco switch by default there is no limit to the number of mac addresses a switch can learn on an interface and all mac addresses are allowed. Its called port security and you can use it to limit the number of mac addresses per interface or even to specify which mac address can connect to each physical port of the switch.
Ccna ccnp lab packet tracers and pdf notes technology. To ensure that an attached device has the full bandwidth of the port, set the maximum number of addresses to one and configure the mac address of the attached device. Switch security overview in the video tutorials below, i show how to use packet tracer to build a small lan with a cisco 2960 switch, three pc clients, and two pc servers, one of the servers is placed on a separate vlan for management purposes. Switch port security configuration on cisco packet tracer in this article, we will focus on detailed port security configuration. Cisco switch troubleshooting basics and steps list. This activity is from ccna routing and switching module2 1. Port security allows you to restrict a port s ingress traffic by limiting the mac addresses that are allowed to send traffic into the port. Packet tracer cisco commands list cli basic networking. Jan 16, 2020 packet tracer cisco cli commands list. The first way being that you configure a static mac address when configuring portsecurity on a specific interface.
To explain switchport port security modes and commands, i will use packet tracer network simulator software. Here is the detailed cisco router configuration commands list, which can be implemented with packet tracer. Switch or layer 2 switch is often used interchangeably with bridge. In this activity, you will configure and verify port security on a switch. This means that the switch can play an important role in network security since its the entrypoint of the network.
This tutorial will guide you on how to configure a dhcp server both on a router and on a generic server in cisco packet tracer. Pdf packet tracer configuring switch port security. This tutorial explains switchport security modes protect, restrict and shutdown, sticky address, mac address, maximum number of hosts and switchport security violation rules in detail with examples. Port security can also configured locally and has no mechanism for controlling port security in a centralized fashion for distributed switches. We often send and receive emails on our mobile devices or computers. Catalyst 4500 series switch cisco ios software configuration guide. Port security is normally configured on ports that connect servers or fixed devices. Port security configuration on cisco switch using packet. Mar 29, 2020 these sections describe how to configure port security using the packet tracer configuring switch port security lab. Red font color or gray highlights indicate text that appears in the answer copy only.
Click on your router to bring up the configuration menu and verify that it is turned on. Port security allows you to restrict a ports ingress traffic by limiting the mac addresses that are allowed to send traffic into the port. Jul 05, 2018 configuring dhcp service on a generic server in packet tracer. Configuring the switch console network port configuring switches in this part of the exercise each student will now use, and configure, his or her own switch. Switch port security configuration on cisco packet tracer. Port security does not support switch port analyzer span destination ports. Basic switching concepts and configuration 25 address 172. This activity is from ccna routing and switching module2. How to configure portsecurity on cisco switch by default there is no limit to the number of mac addresses a switch can learn on an interface and all mac addresses are allowed. The employee who normally uses pc1 brought his laptop from home, disconnected pc1 and connected the laptop to the telecommunication outlet. Enable portsecurity on sw1s fa01 interface and configure the interface to sticky the mac address learned.
Configure basic switch security configure aaa local authentication. Packet tracer configuring switch port securitytopologyaddressing tabledeviceinterfaceip addresssubnet masks1vlan. Configuring an email server in packet tracer computer. These sections describe how to configure port security using the packet tracer configuring switch port security lab. You will configure port security to limit the number of mac addresses that can be learned on a switch port and disable the port if that number is exceeded.
To do this, click on the server, then click on services tab. An email server, such as gmail stores and sends email messages to email clients on request. You can configure all secure mac addresses by using the switchport. Configuring sticky switchport security free ccna workbook. Packet tracer troubleshooting switch port security scenario. Then, you will implement intervlan routing and nat on a router. Router switch configuration using packet tracer gns3. Port security is essentially a layer 2 security mechanism that can limit the number of mac addresses that can be learned on a single switch port or perhaps be used as a security barrier to prevent anyone from unplugging a network device and plugging in a new device without authorization. Configure a router with packet tracer learn networking. The continue reading basic switch configuration and port security.
How to use cdp and lldp to discover the network topology troubleshooting interface errors, speed, and duplex mismatch configure and troubleshoot port security. Port security allows you to restrict a ports ingress traffic by limiting the mac addresses that are allowed to send traffic to the port. When we want to take total control of our switch port that. If we want we can change this behavior with port security. Configuring the router in packet tracer a router that is turned off doesnt work very well. Learn how to secure a switch port with switchport security feature step by step. When you are working as a network engineer or network administrator the main problem you facing is the security of switch. We can protect switch by enabling password and console password protection but the main problem come when we think about cisco switches ports which are open for all. Port security allows you to restrict a ports ingress traffic by limiting the mac addresses that. Configuring switch security features config router. Packet tracer troubleshooting switch port security topology scenario the employee who normally uses pc1 brought his laptop from home, disconnected pc1 and connected the laptop to the telecommunication outlet.
Jun 11, 2017 this video shows the packet tracer activity configuring switch port security. This video shows the packet tracer activity configuring switch port security. Cisco switch port security configuration and best practices. Lets now see the basic portsecurity configuration on cisco switches. Packet tracer configuring switch port securitytopologyaddressing table deviceinterfaceip addresssubnet masks1vlan. In this article, we will focus on detailed port security configuration. In this topology we will make examples for the configuration cases on port security. Aug 21, 2019 test your ability to configure port security on a cisco 2960 switch in packet tracer 7. Unfortunately for me, port security static macs are an organizational network requirement and i have a support group requesting to be able to unplug an existing workstation and connect a specific laptop from the same subnet to that switch port and be able to repeat this step for multiple ports on the same switch. To enable portsecurity youll execute the switchport portsecurity command as previously learned in lab 419. For our port security configuration, we will use the below topology. Packet tracer configuring switch port security instructor version objective part 1. In this tutorial, well do a simple configuration of an email server in packet tracer.
Switches can be subject to mac address table overflow attacks, mac spoofing attacks, and unauthorized connections to switch ports. Packet tracer is a network simulator used for configuring and creating the virtual cisco devices and network. Jan 08, 2010 configuring the router in packet tracer a router that is turned off doesnt work very well. After reminding him of the security policy that does not allow personal devices on the network, you now must reconnect pc1 and reenable the. Basic switch configuration and port security danscourses. This lab will test your ability to configure basic settings such as hostname, motd banner, encrypted passwords, and terminal options on a cisco catalyst 2960 switch simulated in packet tracer 7. When we want to take total control of our switch port that who can access the port and who will not, then we. Port security does not support etherchannel portchannel interfaces.
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