Restrict identifier port numbers to 5 digits.

6 years ago · e825224b5b
parent 621437b0c5
commit e825224b5b
1 changed files with 1 additions and 1 deletions
--- a/specification/appendices/identifier_grammar.rst
+++ b/specification/appendices/identifier_grammar.rst
@ -34,7 +34,7 @@ following grammar::
    server_name = hostname [ ":" port ]
-    port        = *DIGIT
+    port        = 1*5DIGIT
    hostname    = IPv4address / "[" IPv6address "]" / dns-name