From 7d07e161d5d767af468686b65f4e315c3f516165 Mon Sep 17 00:00:00 2001
From: Sam Roberts <vieuxtech@gmail.com>
Date: Tue, 9 Oct 2018 15:36:03 -0700
Subject: [PATCH] doc: describe SNI host name format

Ref: https://github.com/nodejs/node/pull/23329

PR-URL: https://github.com/nodejs/node/pull/23357
Refs: https://github.com/nodejs/node/pull/23329
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Vse Mozhet Byt <vsemozhetbyt@gmail.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
---
 doc/api/tls.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/api/tls.md b/doc/api/tls.md
index 0cba4653e7766f..41d863df2f9b81 100644
--- a/doc/api/tls.md
+++ b/doc/api/tls.md
@@ -894,7 +894,7 @@ changes:
     protocol name. Passing an array is usually much simpler, e.g.
     `['hello', 'world']`.
   * `servername`: {string} Server name for the SNI (Server Name Indication) TLS
-    extension.
+    extension. It must be a host name, and not an IP address.
   * `checkServerIdentity(servername, cert)` {Function} A callback function
     to be used (instead of the builtin `tls.checkServerIdentity()` function)
     when checking the server's hostname (or the provided `servername` when