3Com 3032 Configuration Manual page 174

170 C 12: C
HAPTER ONFIGURING
PPP MP
AND
Whether the PPP user passes the authentication will be finally decided by AAA,
which can authenticate PPP user at local or at RADIUS server.
Local authentication is to authenticate the local user configured through the
local-user user password { simple | cipher } password
RADIUS server authentication is to authenticate using the user database on
RADIUS server. The specific configuration commands are shown in the following
table.
Table 199 Configure AAA authentication and accounting of PPP
Operation
Enable AAA
Configure PPP authentication method of AAA
Configure the local first authentication of AAA
Configure PPP authentication method of AAA at
the interface
For PPP authentication method of AAA, refer to Security. If PPP authentication
method of AAA is not specified on the interface, please use the default
authentication method.
4 Configure PPP Negotiation Parameter
The following PPP negotiation parameters can be configured:
Time interval between negotiation timeout
During PPP negotiation, if the response packet of the peer is not received
within this time interval, PPP will retransmit the packet. The default time
interval of timeout is 10s, and the value range is 1~10s.
Some negotiation parameters of NCP
For the configuration of local IP address and the IP address assigned to the
peer, refer to Network Protocol. For example, if it is necessary for the remote
end to allocate an IP address for the local end, you can use the
ppp-negotiate
to designate the local to assign IP address for the peer.
Table 200 Configure the time interval of PPP negotiation timeout
Operation
Configure the time interval of negotiation timeout
Restore the default of time interval of negotiation
timeout
5 Configure PPP Compression
The current the 3Com Router version supports the Stac compression method.
Perform the following task in the interface view.
Table 201 Configure PPP compression
Operation
Configure as Stac compression permitted on the
interface
Cancel the Stac compression used by the interface
command, while the
remote address
command, and
Command
aaa-enable
aaa authentication ppp {
default | list-name } [
method1 | method2 | ...... ]
aaa authentication local-first
ppp authentication-mode { chap
| pap } [ default | list-name ]
ip address
command can be used
Command
ppp timer negotiate
seconds
undo ppp timer negotiate
Command
ppp compression stac-lzs
undo ppp compression
stac-lzs