User's Manual

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E1 Spread Spectrum Radios
8-4
NMS2 Interface Activation: Enable or disable of NMS2 port. When you have to establish PPP connection via
NMS2 port, you should set the value to “Enable”.
8.1.3 NMS2 Dial Setting
Figure 8-5 NMS2 Dial Setting
In this subpage, you could configure dialing information of NMS2 interface.
Modem Mode: There are two options: “Accept Incoming Call” or “Dial Out at Once”. “Accept Incoming Call”
could connect with computer or other equipment via PPP. If you want to make connection, PPP parameters
should be setup. “Dial Out at Once” could make you make outgoing calls. If it loses connection, it will redial.
Telephone Number of Outgoing Calls: Set the outgoing telephone number. It should be used in modem
mode(item 2) of “Dial Out at Once”.
Username: Username for dial out service.
Modem Authentication Protocol: Authentication protocol setting of the modem. There are three options:
“PAP”, “CHAP”, “N/A”. The default value is “N/A”.
PAP Password: When PAP is chose for dial out service, this password is activated.
9 PAP: Password Authentication Protocol
CHAP Password: When CHAP is chose for dial out service, this password is activated.
9 CHAP(Challenge-Handshake Authentication Protocol):PPP server protocol for establishing connection.
The protocol applies for three-parties handshake and is more secure than PAP.