>>> Michael Ströder <[email protected]> schrieb am 29.06.2021 um 22:10 in Nachricht <[email protected]>: > On 6/28/21 10:58 AM, Ulrich Windl wrote: >>>>> <[email protected]> schrieb am 20.06.2021 um 14:03 in Nachricht >> <[email protected]>: >>> Hello everyone. >>> >>> I am writing here (hopefully it's the right list for the topic) to ask about > >>> IDN (Internationalized Domain Names) support in OpenLDAP and LDAP in > general. >> >> I'd think it's not relevant for LDAP, because: >> 1) DNS originally was ASCII based with only a limited set of characters > allowed, > > Strictly speaking: Nope. > > See definition of RDATA: > > https://datatracker.ietf.org/doc/html/rfc1035#section-4.1.3 > > Anyway use of DNS RRs is specific to application protocols. Thus broad > statements like yours are always wrong.
I was thinking of host/domain names. > >> while LDAP allows UTF-8, a wider character set. So basically just use >> the name you like. > Also this general statement is wrong. > >> 2) IDN support (AFAIK) just translates "special characters" to ASCII >> when querying the servers, and the ASCII response is translated back. > > This is only applicable when resolving host names or MX RRs. > >> Not needed for LDAP. > > Are you actually overseeing what you're talking about? What's "needed > for LDAP" depends on how certain LDAP clients (e.g. MTAs) make use of > it. And that's why some people are writing specifications. You may be right that I didn't understand what the original author really wanted to do. > > Ciao, Michael.
