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-rw-r--r--lib/libalias/libalias.34
-rw-r--r--sys/netinet/libalias/libalias.34
2 files changed, 6 insertions, 2 deletions
diff --git a/lib/libalias/libalias.3 b/lib/libalias/libalias.3
index 156e7af..16624bc0 100644
--- a/lib/libalias/libalias.3
+++ b/lib/libalias/libalias.3
@@ -539,7 +539,9 @@ This specifies the
.Ar host
and
.Ar portnum
-that the data is to be redirected to. If
+that the data is to be redirected to.
+.Ar host
+must be an IP address rather than a DNS host name. If
.Ar portnum
is not specified, the destination port number is not changed.
.Pp
diff --git a/sys/netinet/libalias/libalias.3 b/sys/netinet/libalias/libalias.3
index 156e7af..16624bc0 100644
--- a/sys/netinet/libalias/libalias.3
+++ b/sys/netinet/libalias/libalias.3
@@ -539,7 +539,9 @@ This specifies the
.Ar host
and
.Ar portnum
-that the data is to be redirected to. If
+that the data is to be redirected to.
+.Ar host
+must be an IP address rather than a DNS host name. If
.Ar portnum
is not specified, the destination port number is not changed.
.Pp
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