Encapsulation - NETGEAR GSM7248R Command Line Interface Reference Manual

Command Line Interface Reference for the ProSafe 7200RS Series Layer-2 Stackable Switches
OSPF advertises the IP MTU in the Database Description packets it sends to its neighbors
during database exchange. If two OSPF neighbors advertise different IP MTUs, they will
not form an adjacency (unless OSPF has been instructed to ignore differences in IP MTU
with the ip ospf mtu-ignore command.)
Note: The IP MTU size refers to the maximum size of the IP packet (IP Header +
The minimum IP MTU is 68 bytes.The maximum IP MTU is 1500 bytes.
Default
Format
Mode
14.2.8.1 no ip mtu
This command resets the ip mtu to the default value.
Format
Mode

14.2.9 encapsulation

This command configures the link layer encapsulation type for the packet. Acceptable
values for
<encapstype>
Format
Mode
Note: Routed frames are always ethernet encapsulated when a frame is routed to
Routing Commands
IP payload). It does not include any extra bytes that may be required for
Layer-2 headers. To receive and process packets, the Ethernet MTU must
take into account the size of the Ethernet header.
1500 bytes
ip mtu <mtu>
Interface Config
no ip mtu <mtu>
Interface Config
are ethernet and SNAP. The default is ethernet.
encapsulation {ethernet | snap}
Interface Config
a VLAN.
v1.0, October 2008
14-11