No. If the fax line has an associated ADSL line, it is not possible to activate the Number Portability option (see the Terms and Conditions)
Is it possible to transfer my fax number to Messagenet and still keep the ADSL associated with the fax line?
No. If the fax line has an associated ADSL line, it is not possible to activate the Number Portability option (see the Terms and Conditions)