ciscoAtmSwitchInvalidCellHeader 1.3.6.1.4.1.9.5.11.1.5.6.1.2

The most recently received invalid cells header. octet 0 is port number (0-32), octet 1 bit 7-5 is PTI, octet 1 bit 4 is CLP, octet 1 bit 3-0 is GFC, octet 2 is VPI, octet 3 is high byte of VCI octet 4 is low byte of VCI.