In 2010 Virgin Media Business , BT , Cable & Wireless and Global Crossing signed Deeds of Undertaking ( DoU ) .
In 2010 Virgin Media Business , BT , Cable & Wireless and Global Crossing subsequently achieved accreditation for providing GCN and IP VPN services .
In 2010 Virgin Media Business , BT , Cable & Wireless and Global Crossing signed Deeds of Undertaking ( DoU ) and subsequently achieved accreditation for providing GCN and IP VPN services .