PPP_IPCP
sppp_cp_send(sp, PPP_IPCP, CONF_REJ, h->ident, rlen, buf);
sppp_cp_send (sp, PPP_IPCP, CONF_NAK, h->ident, rlen, buf);
sppp_cp_send (sp, PPP_IPCP, CONF_ACK,
sppp_cp_send(sp, PPP_IPCP, CONF_REQ, sp->confid[IDX_IPCP], i, opt);
PPP_IPCP, IDX_IPCP,
case PPP_IPCP: return "ipcp";
case PPP_IPCP:
PPP_IPCP,
f->protocol = PPP_IPCP;
case PPP_IPCP:
{ PPP_IPCP, "IPCP" }, /* IP Control Protocol */