usdPppProfileLcpInitialMRU 1.3.6.1.4.1.4874.2.2.45.1.1.1.1.8

The initial Maximum Receive Unit (MRU) that the local PPP entity will advertise to the remote entity. If the value of this variable is 1 then the local PPP entity will advertise an MRU value determined by its underlying media interface.