Version 7.2 529 Mediant MSBR
Reference Guide 73. WAN Access Commands
73.4.15 Serial Interfaces
This section describes the WAN serial interface commands.
Note: You can configure the WAN serial interface and the WAN T1 physical interface
on the same physical WAN port, where the same identifier <slot>-<port> is specified
for both interfaces. In the examples described in this section and in Section 41.5.14
on page 523, <slot> / <port> is specified as either ‘0/0’ and ‘0/1’.
73.4.15.1 serial-protocol
This command specifies the encapsulating protocol on the serial interface.
Syntax
serial-protocol <protocol>
Command Description
protocol
*bundle id parameter is for
mlp only.
Defines the encapsulating protocol:
 ‘hdlc’ – set hdlc protocol
 ‘ppp’ – set ppp protocol
 ‘mlp’ – set multilink ppp protocol and associates the
serial interface to a logical bundle id.
Default
By default, there is no encapsulating protocol set on the serial interface.
Command Mode
Privileged User
Example
This example sets PPP as the encapsulating protocol on the serial interface 0/0:
(conf-if-serial 0/0)#serial-protocol ppp
To remove the protocol, type ‘no’ at the prefix of the command.
This example sets HDLC as the encapsulating protocol on the serial interface 0/0:
(conf-if-serial 0/0)#serial-protocol hdlc
To remove the protocol, type ‘no’ at the prefix of the command.