REMOTE ACCESS

 PPP DIAL UP (NOT ENCRPTED)

VPN ()

PPTP,L2TP,SSTP(HTTP TUNALING) (VPN)

DIRECT ACCESS (TWO WAY CONNECTION) (SECURE) CONNECTION RECONNECTING

IP SEC,VPN

AUTHENTICATION

PAP (PASS AUTH PROTO)

CHAP PROTETED

EAP (40 MECHANISUM) PROTECTED