CCP_NEG_MPPE
command_ShowNegval(ccp->cfg.neg[CCP_NEG_MPPE]));
ccp->cfg.neg[CCP_NEG_MPPE] = NEG_ENABLED|NEG_ACCEPTED;
l->ccp.cfg.neg[CCP_NEG_MPPE] &= keep;
l->ccp.cfg.neg[CCP_NEG_MPPE] |= add;
CCP_NEG_MPPE,