Press "Enter" to skip to content

Posts published in “Day: February 22, 2021

Late collision and duplex mismatch

I don't underastatnd late collisions at all (unfortunately the internet didn't help me). Please describe in as much detail as possible what is late collision, how are they different from normal collisions, how NICs detect it.
And the most ...

EVPN MAC Advertisement route not installed to L2 forwarding table

I have a VLAN-based EVPN connecting two sites in a lab environment based on the network topology described in the DAY ONE: USING ETHERNET VPNS FOR DATA CENTER INTERCONNECT book:

For some reason, it looks like the MAC Advertisement routes ...

Is this how ATM and SONET work?

This is how I visualize how SONET carry ATM, and how ATM carry IP:

Is my visualization correct?