Index: trunk/BNC/src/PPP/pppParlist.cpp
===================================================================
--- trunk/BNC/src/PPP/pppParlist.cpp	(revision 10597)
+++ trunk/BNC/src/PPP/pppParlist.cpp	(revision 10598)
@@ -431,18 +431,18 @@
   // Receiver Clocks
   // ---------------
-   //if (_usedSystems['G']) {
-   if (OPT->useSystem('G')) {
+   if (_usedSystems['G']) {
+   //if (OPT->useSystem('G')) {
      required.push_back(new t_pppParam(t_pppParam::rClkG, t_prn(), t_lc::dummy));
    }
-
-   if (OPT->useSystem('R')) {
+   if (_usedSystems['R']) {
+   //if (OPT->useSystem('R')) {
      required.push_back(new t_pppParam(t_pppParam::rClkR, t_prn(), t_lc::dummy));
    }
-
-   if (OPT->useSystem('E')) {
+   if (_usedSystems['E']) {
+   //if (OPT->useSystem('E')) {
      required.push_back(new t_pppParam(t_pppParam::rClkE, t_prn(), t_lc::dummy));
    }
-
-   if (OPT->useSystem('C')) {
+   if (_usedSystems['C']) {
+   //if (OPT->useSystem('C')) {
      required.push_back(new t_pppParam(t_pppParam::rClkC, t_prn(), t_lc::dummy));
    }