Mtu - 3Com 3C13618 Command Reference Manual

3Com Router Command Reference Guide — V1.00
Parameter
None
Description
Using the ip option source-route command, you can enable a router to
receive/forward route packets of source address. Using the undo ip option
source-route command, you can disable a router to receive/forward route packets of
source address.
By default, receiving/forwarding route packets of source address is disabled.
Example
# Display how to enable a router to receive/forward route packets of source address.
[Quidway] ip option source-route

3.1.8 mtu

Syntax
mtu size
undo mtu
View
Interface view
Parameter
size: The maximum size of the transmission unit. When the encapsulation format for
the Ethernet is EthernetII, the mtu at the interface ranges from 46 to 1500 bytes.
When the encapsulation format at the Ethernet interface is SNAP, the mtu at the
interface ranges from 46 to 1492 bytes; and that at the serial interface ranging from
128 to 1500 bytes; the mtu at the BRI interface ranges from 128 to 1500 bytes.
Description
Using the mtu command, you can configure the size of the maximum transmission
unit (MTU) size on an interface. Using the undo mtu command, you can restore the
default value.
By default, mtu is 1500 bytes when the encapsulation format is EthernetII, mtu is
1492 bytes when the encapsulation format is SNAP, mtu is 1500 bytes for the serial
interface; and mtu is 1500 bytes for the BRI interface.
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