code: func (r Location) GetVdrGroup() (resp datatypes.Location_Group_Location_CrossReference, err error) {
  	err = r.Session.DoRequest("SoftLayer_Location", "getVdrGroup", nil, &r.Options, &resp)
  	return
  }
docs: // Retrieve A location can be a member of 1 Bandwidth Pooling Group. This will show which group to which a location belongs.