}
buf.append(SP);
buf.append(NIL); // should add route-addr
buf.append(SP);
try {
MailAddress mailAddr = new MailAddress(netAddr.getAddress());
buf.append(Q + mailAddr.getUser() + Q);
buf.append(SP);
buf.append(Q + mailAddr.getHost() + Q);
} catch (Exception pe) {
buf.append(NIL + SP + NIL);
}
buf.append(RB);
} else {