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Date:      Thu, 19 Jul 2018 16:29:25 -0400
From:      "James B. Byrne" <byrnejb@harte-lyne.ca>
To:        "Philipp Vlassakakis" <freebsd-en@lists.vlassakakis.de>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: FreeBSD-11.1 Jails and SSL
Message-ID:  <56bbc3069975ec09b4771e57d138de64.squirrel@webmail.harte-lyne.ca>
In-Reply-To: <A820DA67-87FA-4638-B5D4-F87D63CB22C0@lists.vlassakakis.de>
References:  <b09a213c9018244d79763c7d65e98e1c.squirrel@webmail.harte-lyne.ca> <A820DA67-87FA-4638-B5D4-F87D63CB22C0@lists.vlassakakis.de>

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On Thu, July 19, 2018 16:22, Philipp Vlassakakis wrote:
> Does DNS work in the jail without any delay/issue? Maybe there are
> problems with dns resolution?
> Is „UseDNS“ turned on? ->
> https://www.freebsd.org/cgi/man.cgi?sshd_config(5)

UseDNS=YES in /etc/ssh/sshd_config


DNS works fine insofar as I can tell:

# time drill mx32.harte-lyne.ca
;; ->>HEADER<<- opcode: QUERY, rcode: NOERROR, id: 25300
;; flags: qr rd ra ; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 4
;; QUESTION SECTION:
;; mx32.harte-lyne.ca.	IN	A

;; ANSWER SECTION:
mx32.harte-lyne.ca.	157365	IN	A	216.185.71.32

;; AUTHORITY SECTION:
harte-lyne.ca.	70959	IN	NS	dns03.harte-lyne.ca.
harte-lyne.ca.	70959	IN	NS	dns04.harte-lyne.ca.
harte-lyne.ca.	70959	IN	NS	dns02.harte-lyne.ca.
harte-lyne.ca.	70959	IN	NS	dns01.harte-lyne.ca.

;; ADDITIONAL SECTION:
dns01.harte-lyne.ca.	157359	IN	A	216.185.71.33
dns02.harte-lyne.ca.	157359	IN	A	209.47.176.33
dns03.harte-lyne.ca.	157359	IN	A	216.185.71.34
dns04.harte-lyne.ca.	157359	IN	A	209.47.176.34

;; Query time: 0 msec
;; SERVER: 127.0.0.1
;; WHEN: Thu Jul 19 16:27:47 2018
;; MSG SIZE  rcvd: 196

real	0m0.006s
user	0m0.000s
sys	0m0.005s

No delay there.

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James B. Byrne                mailto:ByrneJB@Harte-Lyne.ca
Harte & Lyne Limited          http://www.harte-lyne.ca
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