OT: how to read BIND's debug file (named.run)
doug at polands.org
Thu Mar 22 01:57:09 UTC 2007
On Wed, Mar 21, 2007 at 01:23:39PM -0700, Chuck Swiger wrote:
> Hi, Doug--
> On Mar 21, 2007, at 11:17 AM, Doug Poland wrote:
> [ ...named logs... ]
> >I trimmed out date/time stamp and it's obvious what the client,
> >IP#port, query: name are for. Also, I get what the: IN A MX SOA
> >PTR flags are. But what do the following characters mean?
> >AAAA -
> >AAAA +
> >I googled and did a little experimenting with dig but sure would be
> >nice if there's a document out there that describes all these.
> Using the source (/usr/src/contrib/bind9/bin/named/query.c) suggests:
> ns_client_log(client, NS_LOGCATEGORY_QUERIES,
> level, "query: %s %s %s %s%s%s", namebuf,
> typename, WANTRECURSION(client) ? "+" : "-",
> (client->signer != NULL) ? "S": "",
> (client->opt != NULL) ? "E" : "");
> AAAA refers to an IPv6 address lookup, similar to an IPv4 "A"
> lookup. "+" or "-" indicates whether the client requested recursion,
> and perhaps suggests whether it infers whether it should be talking
> to a nameserver which is authoritative for a given zone. "S" would
> indicate the response was cryptographically signed using TSIG or
> whatever BIND's nickname for PKI is, and "E" seems to indicate
> whether one of the following two options is set:
> * This option is deprecated since we now only consider nibbles.
> #define DNS_BYADDROPT_IPV6NIBBLE 0x0001
> #define DNS_BYADDROPT_IPV6INT 0x0002
Well, why didn't I think of going to the source? That makes a little
more sense. I was afraid those - and E symbols were indicating some
type of error. Thanks for the info.
More information about the freebsd-questions