Spanning-tree
My first day of study: it’s a spanning-tree day! Most of the information is a fresh-up from the CCNP course, but still very usefull to know. Below a summary of some key-parts of spanning-tree, rapid-spanning-tree and mst.
Spanning-tree bridge ID format
The “old” version of spanning-tree, also known as 802.1d, uses the following bridge ID format:
The priority is a 2 bytes (16 bits) field with all possible values between 0 and 65535. The MAC address is used as a tiebraker.
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