Case-Insensitive Response Compression May Cause Problems With Mixed-Case Data and Non-Conforming Clients

Paul Vixie paul at
Mon Feb 10 16:14:00 UTC 2014

Tony Finch wrote:
> ...
> If you later create positive cache entries under these labels (by asking
> for SRV) you get the first answer back with canonical case (because it is
> copied from the authoritative answer) but subsequent answers from the
> cache use the same case as the negative cache entry.

i recommend that this be solved with a 2181-bis that adds label
credibility to its section 5.4.1.

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