BPDU filter VS BPDU guard

I read Michael’s new blog post about how to reduce the possibility of the network unavailable time. He talked about BPDU filter and BPDU guard in his second point, and it was quite a confusion that they seem the same. But actually, they are not. BPDU is short for the phrase Bridge Protocol Data Unit, which is part of the STP that helps describe and identify attributes of a switch port.

如何增加Twitter关注者

Twitter作为互联网中重要的社交工具,是一个非常不错表达自己观点和个人营销的平台。但是如果和其他用户缺乏联系,那就成了自己的自言自语,其

SDN时代硬件依然重要

不管从什么地方看到SDN的文章,都是集中于本身的实现与将来的美好愿景,似乎传统的硬件厂商在这一次的技术革新中都难逃厄运。但是我的观点是:SD

Troubleshooting is an interactive process

I believe that everyone who ever has a connection with Cisco whether it is business or personal knows TAC. This team provides post-sales technical support for customers who have bought it. I was once working in a regional ISP and responsible for a range of technical problems. Our department always had a lot of problems that would have been procrastinated, and of course, we thought that they all were Cisco problems’.

New Team Leader Todo List

To be a leader for a team is not as easy as working with machines, because people have their own ideas, attitudes, preferences, and styles of working, etc. I have experienced forming a team and taking over existing teams many times in my working experience, here are some important things I think worth noting for new team leaders. Know your team member It’s definitely worthy to spend time and energy to establish how you want the team to work, but how to express your idea and be accepted by your members should be considered as the first thing for a new team leader todo list.

SWOT Analysis for Personal Improvement

The SWOT analysis is a structured planning method used to evaluate the strengths, weaknesses, opportunities, and threats involved in a project or in a business venture. It involves specifying the objective and identify the internal and external factors that are favorable and unfavorable to achieve that objective. Here we will it SWOT analysis for personal improvement. What does SWOT Analysis do SWOT stands for Strengths, Weaknesses, Opportunities, and Threats. Performing a SWOT Analysis is helpful to use in your career planning for answering the following two questions:

openDCIM 3 Install on Ubuntu 14.04

中文版链接 What is openDCIM openDCIM is a free web-based Data Center Infrastructure Management application. DCIM means many different things to many different people, and there is a multitude of commercial applications available. The number one goal for openDCIM is to eliminate the excuse for anybody to ever track their data center inventory using a spreadsheet or word processing document again. installation Install Apache, PHP, MySQL Thanks

Huawei has published SDN product

I’ve walked through the news from official website about SDN, which I thought was a missing part of their product line, and found a interesting one. Seems Huawei finally caught up with the SDN bus. I personally don’t think what has been mentioned in the news will bring truly impact to the SDN market, and prefer to take it as only a symbol for Huawei entering the SDN game. Here are some of my reasons: