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User Guide
ICE D-20 Wireless Broadband Gateway Table of Contents
Huawei Technologies Proprietary
3-12
z PPP Connection: The connection mode of PPP. When Auto is selected, the PPP
connection holds on even though there is no data transmission; when On
Demand is selected, the PPP connection will be cut off automatically when there
is no data transmission for the PPP Max Idle Time duration.
z PPP Max Idle Time: The duration of PPP connection in the idle mode. If there is
no data transmission within this duration, PPP connection will be cut off
automatically. By default, it is 600s.
z PPP Keep Alive: The parameter of PPP connection for restoring. When set to
Enable, the system will auto restore to connecting state when the PPP connection
is cut off.
z PPP MTU: The maximum unit of data transmission when PPP protocol is adopted.
By default, it is 1500B.
Caution:
Only when PPP Connection is set to On Demand can the configuration PPP Max Idle
Time be valid.
3.3.6 Managing the System
I. Managing the User and Password
This function is used to configure the login password and prevent the invalid users from
logging in to the configuration management page. D-20 provides two kinds of users,
Admin and User.
z Admin is the administrator, who can view and change the configurations. By
default, the password is “admin”.
z User is the common user, who can only view the basic information. By default, the
password is “user”.
Note:
z Admin user can change only the administrator password but cannot change the
user password.
z User user does not have the right of changing password.
z Upper case and lower case letters, numeric, and the common symbols on the
keyboard all can be used as password. Special symbols are not allowed by the
system.