Merge pull request #3 from paralax/patch-1
fix a couple of spelling typos, no content changes
This commit is contained in:
commit
551806b773
@ -10,7 +10,7 @@ protocol more accessible, while maintaining full alignment with all relevant
|
||||
and useful RFCs.
|
||||
|
||||
This effort is developed cooperatively on GitHub, the repository can be
|
||||
found [https://github.com/ahupowerdns/hello-dns/](ghere) and help is highly
|
||||
found [https://github.com/ahupowerdns/hello-dns/](here) and help is highly
|
||||
welcome!
|
||||
|
||||
Although we start from relatively basic principles, the reader is expected
|
||||
@ -66,7 +66,7 @@ questions to a resolver, or what a stub-resolver can expect.
|
||||
The next part is about what an authoritative server is supposed to do. On
|
||||
top of this, we describe in slightly less detail how a resolver could
|
||||
operate. Finally, there is a section on optional elements like EDNS, TSIG,
|
||||
Dynamic Upates and DNSSEC
|
||||
Dynamic Updates and DNSSEC
|
||||
|
||||
RFCs, especially earlier ones, tend to describe servers that perform both
|
||||
authoritative and resolver functions. This turns out to make both code and
|
||||
@ -197,7 +197,7 @@ different 'classes', but the semantics of this were not specified completely
|
||||
and it was not really implemented. For now, always set class to 1.
|
||||
|
||||
Of specific note is the somewhat unusual way the name 'www.ietf.org' is
|
||||
serialized in DNS. 'www.ietf.org' consists of 3 'labels' of lenghts 3, 4
|
||||
serialized in DNS. 'www.ietf.org' consists of 3 'labels' of lengths 3, 4
|
||||
and 3 respectively. In DNS messages, this is encoded as the value 3, then
|
||||
www, then the value 4, then ietf, then 3 followed by org. Then there is a
|
||||
trailing 0 which denotes this is the end.
|
||||
@ -260,7 +260,7 @@ a lot like the original DNS query. Here is the beginning of a response:
|
||||
*****************************************************************
|
||||
|
||||
Note that QR is now set to 1 to denote a response. The 'AA' bit was set
|
||||
because this answer came from a from a server authoriative for this name.
|
||||
because this answer came from a from a server authoritative for this name.
|
||||
|
||||
In addition, ANCOUNT is now set to '1', indicating a single answer is to be
|
||||
found in the message, immediately after the original question, which has been
|
||||
|
Loading…
Reference in New Issue
Block a user