Juniper JUNOS 10.1 - CONFIGURATION GUIDE 1-2010 Configuration Manual page 176

JUNOS 10.1 Network Interfaces Configuration Guide
The pool name specified at the
level must be the same as the pool name specified at the
logical-unit-number dialer-options pool]
Configure the USB modem to operate as a dial-in WAN backup interface by including
the
used as a dial-in console, specify the
When the Services Router applies the modem AT commands configured in the
init-command-string
the modem, it compares them to the initialization commands already configured on
the modem and makes the following changes:
Include the following statements at the
a minimum configuration for a dialer interface connected to a USB modem:
106
Specifying a USB Modem Interface on J Series Routers
pool pool-name <priority priority>;
}
modem-options {
dialin (console | routable);
init-command-string initialization-command-string;
}
}
dialin statement and specifying the
statement or the default sequence of initialization commands to
If the commands are the same, the router overrides the existing modem values
that do not match. For example, if the initialization commands on the modem
include S0=0 and the router s
the Services Router applies S0=2.
If the initialization commands on the modem do not include a command in the
router s init-command-string
example, if the
init-command-string
modem commands do not include it, the router adds L2 to the initialization
commands configured on the modem.
[edit interfaces dln]
encapsulation ppp;
unit logical-unit-number;
dialer-options {
dial-string dial-string-numbers;
pool pool-name <priority priority>;
}
ppp-options {
chap;
access-profile name;
local-name name;
passive;
}
family inet {
mtu bytes;
address address {
destination address;
}
}
[edit interfaces umd0 dialer-options pool]
hierarchy level.
routable option. If the USB modem is to be
option in the
console
configuration includes S0=2,
init-command-string
statement configuration, the router adds it. For
statement includes the command L2, but the
[edit interfaces dln]
hierarchy
[edit interfaces dln unit
statement.
dialin
hierarchy level to support