Mention that the default is to let external traffic route to

the internal network when NAT is enabled.

Allow ``set target MYADDR'' to stop packets at the gateway.

1 files changed, 7 insertions, 1 deletions

diff --git a/usr.sbin/ppp/nat_cmd.c b/usr.sbin/ppp/nat_cmd.c
index baa5350..2c4274f 100644
--- a/usr.sbin/ppp/nat_cmd.c
+++ b/usr.sbin/ppp/nat_cmd.c
@@ -345,7 +345,7 @@ nat_SetTarget(struct cmdargs const *arg)
   struct in_addr addr;
 
   if (arg->argc == arg->argn) {
-    addr.s_addr = INADDR_NONE;
+    addr.s_addr = INADDR_ANY;
     PacketAliasSetTarget(addr);
     return 0;
   }
@@ -353,6 +353,12 @@ nat_SetTarget(struct cmdargs const *arg)
   if (arg->argc != arg->argn + 1)
     return -1;
 
+  if (!strncasecmp(arg->argv[arg->argn], "MYADDR")) {
+    addr.s_addr = INADDR_ANY;
+    PacketAliasSetTarget(addr);
+    return 0;
+  }
+
   addr = GetIpAddr(arg->argv[arg->argn]);
   if (addr.s_addr == INADDR_NONE) {
     log_Printf(LogWARN, "%s: invalid address\n", arg->argv[arg->argn]);