diff options
Diffstat (limited to 'doc/arm/Bv9ARM.ch06.html')
| -rw-r--r-- | doc/arm/Bv9ARM.ch06.html | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/doc/arm/Bv9ARM.ch06.html b/doc/arm/Bv9ARM.ch06.html index dd8d8ca33f67..d59d9d198b61 100644 --- a/doc/arm/Bv9ARM.ch06.html +++ b/doc/arm/Bv9ARM.ch06.html @@ -14,7 +14,7 @@ - OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - PERFORMANCE OF THIS SOFTWARE. --> -<!-- $Id: Bv9ARM.ch06.html,v 1.56.2.12.2.54 2008/01/19 01:52:14 marka Exp $ --> +<!-- $Id: Bv9ARM.ch06.html,v 1.56.2.12.2.54.2.1 2008/05/27 22:09:04 each Exp $ --> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> @@ -1892,7 +1892,15 @@ IPv6, there is a separate <span><strong class="command">query-source-v6</strong> If <span><strong class="command">address</strong></span> is <span><strong class="command">*</strong></span> (asterisk) or is omitted, a wildcard IP address (<span><strong class="command">INADDR_ANY</strong></span>) will be used. If <span><strong class="command">port</strong></span> is <span><strong class="command">*</strong></span> or is omitted, -a random unprivileged port will be used. The <span><strong class="command">avoid-v4-udp-ports</strong></span> +a random unprivileged port number is picked up and will be +used for each query. +It is generally strongly discouraged to +specify a particular port for the +<span><strong class="command">query-source</strong></span> or +<span><strong class="command">query-source-v6</strong></span> options; +it implicitly disables the use of randomized port numbers +and leads to insecure operation. +The <span><strong class="command">avoid-v4-udp-ports</strong></span> and <span><strong class="command">avoid-v6-udp-ports</strong></span> options can be used to prevent named from selecting certain ports. The defaults are:</p> <pre class="programlisting">query-source address * port *; |