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Date:      Wed, 21 Apr 2021 15:14:26 +0000
From:      bugzilla-noreply@freebsd.org
To:        bugs@FreeBSD.org
Subject:   [Bug 254903] ntpdate shows "no server suitable for synchronization found"
Message-ID:  <bug-254903-227-y78o42YcXk@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-254903-227@https.bugs.freebsd.org/bugzilla/>
References:  <bug-254903-227@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D254903

tech-lists@zyxst.net changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |tech-lists@zyxst.net

--- Comment #6 from tech-lists@zyxst.net ---
(In reply to shamsher from comment #5)

Hi, I cannot reproduce your problem. It looks like your connection is dropp=
ing
data for ntp. Why are you using ntp from ports instead of base? do you or y=
our
ISP block any ports outbound?

output from a machine on my network that's behind NAT. system is stable/13 =
and
ntpdate is 4.2.8p15-a as is ntpd

in my /etc/rc.conf there's this:

ntpdate_enable=3D"YES"
ntpdate_hosts=3D"uk.pool.ntp.org"
ntpd_enable=3D"YES"

output:

% ntpdate -d 0.freebsd.pool.ntp.org
21 Apr 15:52:54 ntpdate[1426]: ntpdate 4.2.8p15-a (1)
transmit(85.199.214.99)
receive(85.199.214.99)
transmit(129.250.35.251)
receive(129.250.35.251)
transmit(81.21.76.27)
receive(81.21.76.27)
transmit(82.219.4.30)
receive(82.219.4.30)
transmit(85.199.214.99)
receive(85.199.214.99)
transmit(129.250.35.251)
receive(129.250.35.251)
transmit(81.21.76.27)
transmit(82.219.4.30)
transmit(85.199.214.99)
transmit(129.250.35.251)
receive(81.21.76.27)
receive(82.219.4.30)
receive(129.250.35.251)
receive(85.199.214.99)
transmit(85.199.214.99)
transmit(129.250.35.251)
transmit(81.21.76.27)
transmit(82.219.4.30)
receive(129.250.35.251)
receive(85.199.214.99)
receive(81.21.76.27)
receive(82.219.4.30)
transmit(81.21.76.27)
transmit(82.219.4.30)
receive(81.21.76.27)
receive(82.219.4.30)

server 85.199.214.99, port 123
stratum 1, precision -25, leap 00, trust 000
refid [GPS], root delay 0.000000, root dispersion 0.000000
reference time:      e42abacd.00000000  Wed, Apr 21 2021 15:53:01.000
originate timestamp: e42abacd.3b7e7545  Wed, Apr 21 2021 15:53:01.232
transmit timestamp:  e42abacd.3b3bcc79  Wed, Apr 21 2021 15:53:01.231
filter delay:  0.03693    0.04506    0.30702    0.03470=20=20=20
               ----       ----       ----       ----=20=20=20=20=20=20
filter offset: -0.002761  -0.008605  +0.098368  -0.003535=20
               ----       ----       ----       ----=20=20=20=20=20=20
delay 0.03470, dispersion 0.01437, offset -0.003535

server 129.250.35.251, port 123
stratum 2, precision -22, leap 00, trust 000
refid [249.224.99.213], root delay 0.104645, root dispersion 0.032974
reference time:      e42ab77e.c5a3bc19  Wed, Apr 21 2021 15:38:54.772
originate timestamp: e42abacd.3b37eba0  Wed, Apr 21 2021 15:53:01.231
transmit timestamp:  e42abacd.3b3d45d7  Wed, Apr 21 2021 15:53:01.231
filter delay:  0.03804    0.03287    0.10434    0.03302=20=20=20
               ----       ----       ----       ----=20=20=20=20=20=20
filter offset: -0.006084  -0.003864  -0.003909  -0.003796=20
               ----       ----       ----       ----=20=20=20=20=20=20
delay 0.03287, dispersion 0.00058, offset -0.003864

server 81.21.76.27, port 123
stratum 2, precision -23, leap 00, trust 000
refid [195.66.241.10], root delay 0.006271, root dispersion 0.026535
reference time:      e42ab7f9.2f1195e1  Wed, Apr 21 2021 15:40:57.183
originate timestamp: e42abacf.39f4911e  Wed, Apr 21 2021 15:53:03.226
transmit timestamp:  e42abacf.3900a1eb  Wed, Apr 21 2021 15:53:03.222
filter delay:  0.04002    1.86443    0.03914    0.03915=20=20=20
               ----       ----       ----       ----=20=20=20=20=20=20
filter offset: -0.003097  +0.657160  -0.002985  -0.003097=20
               ----       ----       ----       ----=20=20=20=20=20=20
delay 0.03914, dispersion 0.08257, offset -0.002985

server 82.219.4.30, port 123
stratum 2, precision -23, leap 00, trust 000
refid [185.134.196.169], root delay 0.034027, root dispersion 0.002777
reference time:      e42aba8a.3b61d6ab  Wed, Apr 21 2021 15:51:54.231
originate timestamp: e42abacf.39e27e01  Wed, Apr 21 2021 15:53:03.226
transmit timestamp:  e42abacf.3901802a  Wed, Apr 21 2021 15:53:03.222
filter delay:  0.05452    1.66196    0.03967    0.03999=20=20=20
               ----       ----       ----       ----=20=20=20=20=20=20
filter offset: +0.001974  +0.576320  -0.003959  -0.003898=20
               ----       ----       ----       ----=20=20=20=20=20=20
delay 0.03967, dispersion 0.07404, offset -0.003959

21 Apr 15:53:03 ntpdate[1426]: adjust time server 85.199.214.99 offset
-0.003535 sec

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