... S172-I has all wireless modes--the Access Point (AP), Bridge Point to Point (PTP), Point to Multipoint (PTMP) Connections, Wireless ... supported, etc., and also the features--NAT, Routing, DHCP, user authentication management, firewall, VPN, bandwidth management, QoS ... Supported ProtocolsCSMA/CA,TCP/IP,IPX/SPX,NetBEUI,DHCP,NDIS3,NDIS4,NDIS5Exclusive ProtocolTDMA ProtocolManagementModeAP,Bridge,Station, ...