AviatCloud should be your first stop for requesting RMAs
Toll Free (USA):1-800-227-8332 or +1 (210) 526-6301
Fax: +1 (210) 526-6315
CustomerCare.Americas@aviatnet.com
Phone: +44 1698 757821
CustomerCare.EMEA@aviatnet.com
Phone: +63 45 5995192
Fax: +63 45 5995196
CustomerCare.ASIA@aviatnet.com