S1# spanning-tree vlan 1 root primary S2# spanning-tree vlan 1 root secondary S3# spanning-tree vlan 1 priority 24576 // the vlaue of priority must be a multiply of 4096 (0~61440) S1(config)# int f0/1 ...

Just like Windows and Linux, the Cisco IOS has its own list of commands to manipulate files, and it’s critical for Cisco network administrators to be very familiar with them. In this video, Bill ...

There was an error while loading. Please reload this page. [interface] an interface. examples of this are Ethernet, FastEthernet and GigabitEthernet [start/end ...

At some point in your career as an administrator, it's a good bet that you've used a script to automate some common task. To assist with such tasks, Cisco added the Tool Command Language (TCL) with ...

Cisco has released patches for products that are vulnerable to a remotely exploitable command injection flaw. The vulnerability has been given the Common Exposures and Vulnerabilities index of ...

Cisco is issuing 17 new fixes for security problems with IOS and IOS/XE software that runs most of its routers and switches, while it has no patch yet to replace flawed patches to RV320 and RV 325 ...