writer.writeOctetString("invalid element");
writer.writeOctetString(dn);
writer.writeStartSequence(TYPE_AUTHENTICATION_SASL);
writer.writeOctetString(SASL_MECHANISM_PLAIN);
writer.writeOctetString(pwd);
writer.writeEndSequence();
writer.writeEndSequence();
ASN1Reader reader = ASN1.getReader(builder.toByteString());
LDAPReader.readProtocolOp(reader);
}