Independent spanning trees, often realised as completely independent spanning trees (CISTs), form a foundational concept in network design and routing. They consist of multiple spanning trees ...

On a small network (<250 users) I had a user buy a 5-port Linksys switch and uplink (via 2 cables) to Ethernet ports on the wall. This caused an infinite loop that caused some problems for the site, ...

Carpathian Journal of Mathematics, Vol. 25, No. 1 (2009), pp. 104-118 (15 pages) In this survey paper, we discuss the development of the Generalized Minimum Spanning Tree Problem, denoted by GMSTP, ...

Those who had an opinion last week were split evenly: CCNA labs need either 2 or 3 switches, and CCNP labs need either 3 or 4. But why? We saw a few opinions floating around the blog last week, but ...

The Journal of the Operational Research Society, Vol. 69, No. 5 (MAY 2018), pp. 762-771 (10 pages) This paper presents a new method which can be used in two different situations: Firstly, for ...