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SERVICES AND TOPOLOGIESCALL SERVER : VOICE ON IP
Ed. 04 7/12Réf. 3EH 21000 BSAA
REMOTE WORKER (PIMphony IP via a VPN)
The connection between the remote PC (PIMphony IP Edition) and the Internet is of the "dial-on-de-
mand" type (V90 analog, ISDN BRA or ADSL modem). The remote PC first establishes a connection
with the nearest access provider, then a PPTP connection with the company's VPN server.
PC with Microsoft NetMeeting
The remote NetMeeting PC establishes a PPTP connection with the company's VPN server.
LAN
Pimphony IP
R/F
Internet
VPN
IP ENABLER
IP ENABLER
dial-in
Connection
Pimphony IP
Remote Worker
R/F: IP/Firewall router with permanent
connection (leased line, ADSL,
modem cable) +VPN Server
Permanent
connection
Company
ISDN / PSTN
Alcatel OmniPCX