docs: def delete_interface_from_router(self, segment_id, router_name, server):
          """Deletes an interface from existing HW router on Arista HW device.
  
          :param segment_id: VLAN Id associated with interface that is added
          :param router_name: globally unique identifier for router/VRF
          :param server: Server endpoint on the Arista switch to be configured
          """
  
          if not segment_id:
              segment_id = DEFAULT_VLAN
          cmds = []
          for c in self._interfaceDict['remove']:
              cmds.append(c.format(segment_id))
  
          self._run_config_cmds(cmds, server)