Merge pull request #5 from chbruyand/fix-typos

Fix typos
This commit is contained in:
bert hubert
2018-03-29 14:46:17 +01:00
committed by GitHub
3 changed files with 4 additions and 4 deletions

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@ -358,7 +358,7 @@ should never happen.
## Zone files ## Zone files
Zone files are one way of storing DNS data, but these are not integral to Zone files are one way of storing DNS data, but these are not integral to
the operation of a nameserver. The zone file format is standardised, but it the operation of a nameserver. The zone file format is standardized, but it
is highly non-trivial to parse. It is entirely possible to write useful is highly non-trivial to parse. It is entirely possible to write useful
nameserver that does not read or write DNS zone files. When embarking on nameserver that does not read or write DNS zone files. When embarking on
parsing zonefiles, do not do so lightly. As an example, various fields parsing zonefiles, do not do so lightly. As an example, various fields
@ -614,7 +614,7 @@ record is created on the fly.
## Truncation ## Truncation
Without implementing the optional EDNS protocol extension, all UDP responses Without implementing the optional EDNS protocol extension, all UDP responses
must fit in 512 bytes of payload. If on writing an answer a server finds must fit in 512 bytes of payload. If on writing an answer a server finds
itself exceding this limit, it must truncate the packet and set the TC bit itself exceeding this limit, it must truncate the packet and set the TC bit
to 1. to 1.
The originator of the query will then resend the query over TCP. The originator of the query will then resend the query over TCP.

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@ -6,7 +6,7 @@ There are now between 1500 and 3000 pages of RFC documents describing DNS,
containing around 1700 'MUST' statements. containing around 1700 'MUST' statements.
Not only are there a lot of documents, the earlier ones are not that easy to Not only are there a lot of documents, the earlier ones are not that easy to
read for newcomers, and contain a lot of obsoleted bagage that new readers read for newcomers, and contain a lot of obsoleted baggage that new readers
do not know they can skip. do not know they can skip.
Inspired by the wonderful books by W. Richard Stevens (like [TCP Inspired by the wonderful books by W. Richard Stevens (like [TCP

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@ -19,7 +19,7 @@ resolver a stub talks to should take care of everything.
XXX - where does it say so? XXX - where does it say so?
A few things do matter. For security purposes, the stub resolver must take A few things do matter. For security purposes, the stub resolver must take
good care to fully randomise source port and ID fields. It must also guard good care to fully randomize source port and ID fields. It must also guard
against sending out multiple equivalent queries at the same time as this against sending out multiple equivalent queries at the same time as this
would allow a 'birthday attack' that could spoof in harmful answers. would allow a 'birthday attack' that could spoof in harmful answers.