In aCisco switch, you are able to configuration three types ofsecurity violation modes. A security violation occurs when the maximum number of MAC addresses has been reached and a new device, whose MAC address is not in the address table attempts to connect to the interface or when a learne...
Meet Cisco U. Catalog Plans Cisco U. Tutorials FAQs Certifications All Certifications CCNA Cybersecurity Associate Cybersecurity Professional DevNet Associate DevNet Professional DevNet Expert CCNP Enterprise CCNP Security CCNP Data Center CCNP Collaboration CCNP Service Provider CCIE Enterprise Infrastructure CCI...
You can assign anIP address on the Cisco switchif your switch has the layer-3 capability. If you don’t have alayer-3 switchthen you can even assign an IP address to VLAN interface for management purposes. To assign an IP address to Cisco Switch you need to access the respective interfa...
Cisco Switch Port Security Configuration Today I will discuss about Cisco Switch Port Security issue. Layer 2 interfaces on a Cisco switch are referred to as ports. A switch that does not provide port security allows an attacker to attach a system to an unused, enabled port and to perform ...
The Cisco Learning Network Home Meet Cisco U. Meet Cisco U. Catalog Plans Cisco U. Tutorials FAQs Certifications All Certifications CCNA Cybersecurity Associate Cybersecurity Professional DevNet Associate DevNet Professional DevNet Expert CCNP Enterprise CCNP Security CCNP Data Center CCNP Collaboration CCNP...
Cisco small form-factor pluggable (SFP) modules have a serial EEPROM that contains the module serial number, the vendor name and ID, a unique security code, and cyclic redundancy check (CRC). When an SFP module is inserted in the switch, the switch software reads the EEPROM ...
This tutorial explains basic switch configuration commands in detail with examples. Configuration and commands explained in this tutorial are essential commands to manage a Cisco switch effectively. Learn how to configure and manage a Cisco Switch step b
This lesson explains how to configure VLANs, Access ports and Trunks on a Cisco Small Business Switch.
Because our DHCP server is a Cisco IOS device, it also needs to trust DHCP packets with option 82 set: DSW1(config)#ip dhcp relay information trust-all We’re pretty much done here. An alternative would be to make port Fa0/24 a trusted port, but this would expose us security-wise....
Anytime Cisco releases a new IOS image for its network switch (or router), it is recommended that you upgrade it. This article explains 7 easy steps to upgrade IOS image on a cisco switch or router. Since you’ll be upgrading the IOS image, make sure you