ALFA NETWORK AIP-W502 - Manual (Page 49)

C HAPTER 6 | Network Settings
WAN Setting
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On Demand Mode: The maximum length of inactive time the unit
will stay connected to the DSL service provider before
disconnecting. (Default: 5 minutes)
◆ MAC Clone — Some ISPs limit Internet connections to a specified MAC
address of one PC. This setting allows you to manually change the MAC
address of the Mini Broadband Router's WAN interface to match the
PC's MAC address provided to your ISP for registration. You can enter
the registered MAC address manually by typing it in the boxes
provided. Otherwise, connect only the PC with the registered MAC
address to the Mini Broadband Router, then click the “Clone your PC’s
MAC Address” (Default: Disable)
PPTP Enables the Point-to-Point Tunneling Protocol (PPTP) for implementing
virtual private networks. The service is provided in many European
countries.
Figure 29: PPTP Configuration