TY_IPADDR
*dec->rejend++ = TY_IPADDR;
*dec->nakend++ = TY_IPADDR;
*dec->nakend++ = TY_IPADDR;
*dec->ackend++ = TY_IPADDR;
case TY_IPADDR: /* RFC1332 */
if ((p && !physical_IsSync(p)) || !REJECTED(ipcp, TY_IPADDR)) {
INC_FSM_OPT(TY_IPADDR, 6, o);