R0106-HP MSR Router Series Interface Command Reference(V7)

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Syntax
mtu size
undo mtu
Default
The MTU of a T1-F interface is 1500 bytes.
Views
T1-F interface view
Predefined user roles
network-admin
Parameters
size: Sets the MTU in bytes. The value range for this argument is 128 to 1650.
Usage guidelines
The MTU setting can affect IP packet assembly and fragmentation on the interface.
After configuring the MTU for a T1-F interface, you must use the shutdown command and then the undo
shutdown command on the interface for the modification to take effect.
Examples
# Set the MTU of the T1-F interface Serial 2/1/0 to 1430 bytes.
<Sysname> system-view
[Sysname] interface serial 2/1/0
[Sysname-Serial2/1/0] mtu 1430
reset counters interface
Use reset counters interface to clear serial interface statistics.
Syntax
reset counters interface [ serial [ interface-number ] ]
Views
User view
Predefined user roles
network-admin
Parameters
serial interface-number: Specifies a serial interface by its number.
Usage guidelines
Use this command to clear history statistics before you collect traffic statistics for a time period.
• If you do not specify the serial keyword, this command clears statistics for all interfaces.
• If you specify the serial keyword without specifying an interface, this command clears statistics for
all serial interfaces.
• If you specify a serial interface, this command clears statistics for the specified interface.