===== First Setup =====

  * The easiest method to ensure a completely clean router is to run the CLI command

  /system reset-configuration no-defaults=yes skip-backup=yes

  * Or, from WinBox: System > Reset Configuration
  * Setting up the bridge and assigning an IP address are straightforward processes:

  /interface bridge add name=bridge1
  /interface bridge port add interface=ether2 bridge=bridge1
  /ip address add address=192.168.88.1/24 interface=bridge1