MAC address

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A MAC address or media access control address is a unique identifier assigned to a network interface controller (NIC) for use as a network address in communications within a network segment. (Courtesy, Wikipedia.)

Stuff you wanna know:

  1. It is possible to set the MAC address of a pod or container. Think well whether or not you should though!
  2. You can get the MAC address of the network interfaces using the command ip link or ifconfig -a
  3. Kubernetes IP addresses exist at the Pod scope – containers within a Pod share their network namespaces – including their IP address and MAC address. (Thus, containers within a Pod can all reach each other’s ports on localhost).

More stuff: