public boolean isEUI64(boolean asMAC) {
		if(isExtended()) {//getSegmentCount() == EXTENDED_UNIQUE_IDENTIFIER_64_SEGMENT_COUNT
			MACAddressSection section = getSection();
			MACAddressSegment seg3 = section.getSegment(3);
			MACAddressSegment seg4 = section.getSegment(4);
			return seg3.matches(0xff) && seg4.matches(asMAC ? 0xff : 0xfe);
		}
		return false;
	}
public boolean isEUI64 ( boolean asMAC ) { if ( isExtended ( ) ) { MACAddressSection section = getSection ( ) ; MACAddressSegment seg3 = section . getSegment ( 3 ) ; MACAddressSegment seg4 = section . getSegment ( 4 ) ; return seg3 . matches ( 0xff ) && seg4 . matches ( asMAC ? 0xff : 0xfe ) ; } return false ; }
Whether this section is consistent with an IPv6 EUI64 section,
which means it came from an extended 8 byte address,
and the corresponding segments in the middle match 0xff and 0xff/fe for MAC/not-MAC

@param asMAC
@return