diff -urN ppp-2.4.2-orig/pppd/main.c ppp-2.4.2/pppd/main.c
--- ppp-2.4.2-orig/pppd/main.c	2004-05-23 22:23:28.466734096 -0400
+++ ppp-2.4.2/pppd/main.c	2004-05-23 22:29:49.269843224 -0400
@@ -1361,9 +1361,11 @@
 {
     info("Hangup (SIGHUP)");
     got_sighup = 1;
+    signal(SIGHUP, SIG_IGN);
     if (conn_running)
 	/* Send the signal to the [dis]connector process(es) also */
 	kill_my_pg(sig);
+    signal(SIGHUP, hup);
     notify(sigreceived, sig);
     if (waiting)
 	siglongjmp(sigjmp, 1);
@@ -1382,9 +1384,13 @@
 {
     info("Terminating on signal %d.", sig);
     got_sigterm = 1;
+    signal(SIGTERM, SIG_IGN);
+    signal(SIGINT, SIG_IGN);
     if (conn_running)
 	/* Send the signal to the [dis]connector process(es) also */
 	kill_my_pg(sig);
+    signal(SIGTERM, term);
+    signal(SIGINT, term);
     notify(sigreceived, sig);
     if (waiting)
 	siglongjmp(sigjmp, 1);