cieIfMtu 1.3.6.1.4.1.9.9.276.1.1.2.1.7

The MTU configured by the administrator. This object is exactly same as 'ifMtu' in ifTable from IF-MIB for the same ifIndex value , except that it is configurable by the administrator. For more description of this object refer to 'ifMtu' in IF-MIB.