diff --git a/src/include/netif/ppp/ppp_impl.h b/src/include/netif/ppp/ppp_impl.h
index 8c60fef9..e9338de5 100644
--- a/src/include/netif/ppp/ppp_impl.h
+++ b/src/include/netif/ppp/ppp_impl.h
@@ -620,7 +620,7 @@ void ppp_warn(const char *fmt, ...);      /* log a warning message */
 void ppp_error(const char *fmt, ...);     /* log an error message */
 void ppp_fatal(const char *fmt, ...);     /* log an error message and die(1) */
 #if PRINTPKT_SUPPORT
-void ppp_dump_packet(const char *tag, unsigned char *p, int len);
+void ppp_dump_packet(ppp_pcb *pcb, const char *tag, unsigned char *p, int len);
                                 /* dump packet to debug log if interesting */
 #endif /* PRINTPKT_SUPPORT */
 
diff --git a/src/netif/ppp/ppp.c b/src/netif/ppp/ppp.c
index 75a10d2f..2f6ae11f 100644
--- a/src/netif/ppp/ppp.c
+++ b/src/netif/ppp/ppp.c
@@ -780,7 +780,7 @@ void ppp_input(ppp_pcb *pcb, struct pbuf *pb) {
   protocol = (((u8_t *)pb->payload)[0] << 8) | ((u8_t*)pb->payload)[1];
 
 #if PRINTPKT_SUPPORT
-  ppp_dump_packet("rcvd", (unsigned char *)pb->payload, pb->len);
+  ppp_dump_packet(pcb, "rcvd", (unsigned char *)pb->payload, pb->len);
 #endif /* PRINTPKT_SUPPORT */
 
   pbuf_header(pb, -(s16_t)sizeof(protocol));
@@ -1006,7 +1006,7 @@ struct pbuf *ppp_singlebuf(struct pbuf *p) {
  */
 err_t ppp_write(ppp_pcb *pcb, struct pbuf *p) {
 #if PRINTPKT_SUPPORT
-  ppp_dump_packet("sent", (unsigned char *)p->payload+2, p->len-2);
+  ppp_dump_packet(pcb, "sent", (unsigned char *)p->payload+2, p->len-2);
 #endif /* PRINTPKT_SUPPORT */
   return pcb->link_cb->write(pcb, pcb->link_ctx_cb, p);
 }
diff --git a/src/netif/ppp/utils.c b/src/netif/ppp/utils.c
index be53c0c6..1d44e9c3 100644
--- a/src/netif/ppp/utils.c
+++ b/src/netif/ppp/utils.c
@@ -702,7 +702,7 @@ void ppp_dbglog(const char *fmt, ...) {
  * ppp_dump_packet - print out a packet in readable form if it is interesting.
  * Assumes len >= PPP_HDRLEN.
  */
-void ppp_dump_packet(const char *tag, unsigned char *p, int len) {
+void ppp_dump_packet(ppp_pcb *pcb, const char *tag, unsigned char *p, int len) {
     int proto;
 
     /*
@@ -713,9 +713,9 @@ void ppp_dump_packet(const char *tag, unsigned char *p, int len) {
 	return;
 
     /*
-     * don't print LCP echo request/reply packets if the link is up.
+     * don't print valid LCP echo request/reply packets if the link is up.
      */
-    if (proto == PPP_LCP && len >= 2 + HEADERLEN) {
+    if (proto == PPP_LCP && pcb->phase == PPP_PHASE_RUNNING && len >= 2 + HEADERLEN) {
 	unsigned char *lcp = p + 2;
 	int l = (lcp[2] << 8) + lcp[3];