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_radsec._tcp.eduroam.aq. 43200 IN SRV 10 0 2083 tld2.eduroam.luaq.
_radsec._tcp.eduroam.aq. 43200 IN SRV 0 0 2083 tld1.eduroam.luaq.
As you see, this reply contains two hostnames of the national eduroam servers, and also the port number to connect to (2083).
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