This one is gonna be mainly talking about VPN(virtual private network. But What is the difference between OSPF and BGP, lets address that first. It is known that OSPF can achieve faster convergence compared with BGP. I am not sure because of that, OSPF requires intensive use of memory and...
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Phone Interview with Microsoft
It is the record for the phone interview with microsoft. Today is Feb 11 of 2020, my interview was yesterday. It is so embarassing to say that before the interview, I lost my appetite and pretty nervous. Still, I want to write down some interview questions I encountered.
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A Use Case for Network Automation
This is something I need to work on every single day. Use the Python Netmiko module to automate switches, routers and firewalls from multiple ventors. For more detail, click on this.
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Principal Component Analysis
All the time, I know it is a technique for dimensionality reduction. There are tow equivalent views of PCA: A orthogonal projection of the data onto a lower dimensional linear space so that the variance of the projected data is maximized Or we can think it as a mathematics way....
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Microsoft Azure Data Warehouse
Pick a region, choose source and create a server. BOMB, you have a data warehouse you scale up and down at any time on Microsoft Azure.
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