code: def bind_port(self, context):
          
          vnic_type = context.current.get(bc.portbindings.VNIC_TYPE,
                                          bc.portbindings.VNIC_NORMAL)
  
          LOG.debug('Attempting to bind port %(port)s with vnic_type '
                    '%(vnic_type)s on network %(network)s ',
                    {'port': context.current['id'],
                     'vnic_type': vnic_type,
                     'network': context.network.current['id']})
  
          profile = context.current.get(bc.portbindings.PROFILE, {})
  
          if not self.driver.check_vnic_type_and_vendor_info(vnic_type,
                                                             profile):
              return
  
          for segment in context.network.network_segments:
              if self.check_segment(segment):
                  vlan_id = segment[api.SEGMENTATION_ID]
  
                  if not vlan_id:
                      LOG.warning('Cannot bind port: vlan_id is None.')
                      return
  
                  LOG.debug("Port binding to Vlan_id: %s", str(vlan_id))
  
                  # Check if this is a Cisco VM-FEX port or Intel SR_IOV port
                  if self.driver.is_vmfex_port(profile):
                      profile_name = self.make_profile_name(vlan_id)
                      self.vif_details[
                          const.VIF_DETAILS_PROFILEID] = profile_name
                  else:
                      self.vif_details[
                          bc.portbindings.VIF_DETAILS_VLAN] = str(vlan_id)
  
                  context.set_binding(segment[api.ID],
                                      self.vif_type,
                                      self.vif_details,
                                      bc.constants.PORT_STATUS_ACTIVE)
                  return
  
          LOG.error('UCS Mech Driver: Failed binding port ID %(id)s '
                    'on any segment of network %(network)s',
                    {'id': context.current['id'],
                     'network': context.network.current['id']})
docs: Binds port to current network segment.
  
          Binds port only if the vnic_type is direct or macvtap and
          the port is from a supported vendor. While binding port set it
          in ACTIVE state and provide the Port Profile or Vlan Id as part
          vif_details.