diff --git a/src/netif/ppp/ppp.c b/src/netif/ppp/ppp.c
index a93d2e0b..c48959b2 100644
--- a/src/netif/ppp/ppp.c
+++ b/src/netif/ppp/ppp.c
@@ -703,6 +703,7 @@ ppp_pcb *ppp_new(struct netif *pppif, const struct link_callbacks *callbacks, vo
 /** Called when link is starting */
 void ppp_link_start(ppp_pcb *pcb) {
   LWIP_ASSERT("pcb->phase == PPP_PHASE_DEAD || pcb->phase == PPP_PHASE_HOLDOFF", pcb->phase == PPP_PHASE_DEAD || pcb->phase == PPP_PHASE_HOLDOFF);
+  PPPDEBUG(LOG_DEBUG, ("ppp_link_start[%d]\n", pcb->netif->num));
   new_phase(pcb, PPP_PHASE_INITIALIZE);
 }
 
@@ -731,7 +732,7 @@ void ppp_start(ppp_pcb *pcb) {
 
 /** Called when link failed to setup */
 void ppp_link_failed(ppp_pcb *pcb) {
-  PPPDEBUG(LOG_DEBUG, ("ppp_failed[%d]\n", pcb->netif->num));
+  PPPDEBUG(LOG_DEBUG, ("ppp_link_failed[%d]\n", pcb->netif->num));
   new_phase(pcb, PPP_PHASE_DEAD);
   pcb->err_code = PPPERR_OPEN;
   pcb->link_status_cb(pcb, pcb->err_code, pcb->ctx_cb);
@@ -739,7 +740,7 @@ void ppp_link_failed(ppp_pcb *pcb) {
 
 /** Called when link is normally down (i.e. it was asked to end) */
 void ppp_link_end(ppp_pcb *pcb) {
-  PPPDEBUG(LOG_DEBUG, ("ppp_end[%d]\n", pcb->netif->num));
+  PPPDEBUG(LOG_DEBUG, ("ppp_link_end[%d]\n", pcb->netif->num));
   if (pcb->err_code == PPPERR_NONE) {
     pcb->err_code = PPPERR_CONNECT;
   }