What happens if there is a system or user on a VLAN that is infected by malware or is deliberately running a scanning program? What if you have some public ports on your switches that you only want to have access to the Internet and not each other? This problem can be easily solved with […]
Protected Ports on Cisco Switches in Cisco IOS Read More »
What is EtherChannel? EtherChannel technology is another way for you to increase the bandwidth of your core network links and provide redundancy of LAN links. It allows you to achieve greater speed by bundling Fast Ethernet or Gigabit Ethernet links, which makes a switch or router use the merged ports as a single port. This
Configuring EtherChannel on Cisco Switches Read More »
The ability to monitor your network traffic is critical for all network administrators and managers. This means getting down to the packet level. To get down to the packet level, you have to use a protocol analyzer that will dissect the packets and conversations that occur on the network. Most users are familiar with packet
Analyzing Traffic on a Cisco Switch Read More »
In this How To we will provide an overview of Smartports and how they can help with your Cisco switch administration. Cisco now calls these Auto Smartports. The Smartports macros can speed up deployment while ensuring accuracy and consistency on your switch ports. Simply put, Smartports macros are pre-created configuration scripts that work on most
Smartports Macros for Switches in Cisco IOS Read More »
What happens if there is a system or user on a VLAN that is infected by malware or is deliberately running a scanning program? This can cause a massive amount of entries in the CAM Table of the switch. Think of the CAM table as the MAC address table. There is a certain limit of
CAM Table Overflow Attack Mitigation on Cisco Switches Read More »
