<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">This DNS server entry is produced by your operating system, either is set in your network configuration or is learned from DHCP.<div class=""><br class=""></div><div class="">Adrian</div><div class=""><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 14 Sep 2021, at 07:29, Noname Nonameovych <<a href="mailto:nnamovych@gmail.com" class="">nnamovych@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class=""><div dir="ltr" class=""><div dir="ltr" class=""><div dir="ltr" class=""><div dir="ltr" class=""><div dir="ltr" class=""><div dir="ltr" class="">I have a weird problem with the Blink`s DNS resolver.<div class=""><br class=""></div><div class="">My network sends me 4 dns servers to use via dhcp. They are working perfectly - there is`nt any other problems other than with Blink.</div><div class=""><br class=""></div><div class="">I`ve enabled logs and at logs I see that Blink`s DNS resolver initializes with list of 5 dns servers (I preferred to edit out my actual dns servers` addresses):</div><div class=""><br class=""></div><div class="">2021-09-14 13:14:26.100803 [blink.exe 592]: Notification name=DNSResolverDidInitialize sender=<sipsimple.lookup.DNSManager object at 0x0a91c350> data=NotificationData(nameservers=['192.168.0.1', 'my_DNS_1', 'my_DNS_2', 'my_DNS_3', 'my_DNS_4'])</div><div class=""><br class=""></div><div class="">There is no host with ip 192.168.0.1 in my network, no such default addresses are used here.</div><div class=""><br class=""></div><div class="">Thus it fails to lookup a SIP server ip address:</div><div class=""><br class=""></div><div class="">2021-09-14 13:19:00.773883 [blink.exe 592]: Notification name=DNSLookupTrace sender=<sipsimple.lookup.DNSLookup object at 0x0b9acc50> data=NotificationData(answer=None, query_name='<a href="http://vpbx400124675.mangosip.ru/" class="">vpbx400124675.mangosip.ru</a>', context='lookup_sip_proxy', error=Timeout('The DNS operation timed out after 2.95100402832 seconds',), nameservers=['192.168.0.1', 'my_DNS_1', 'my_DNS_2', 'my_DNS_3', 'my_DNS_4'], query_type='A', uri=SIPURI('<a href="http://vpbx400124675.mangosip.ru/" class="">vpbx400124675.mangosip.ru</a>', None, None, None, False, {}, {}))</div><div class=""><br class=""></div><div class="">(and this message repeats thrice at the each register retry)</div><div class=""><br class=""></div><div class="">Looks like it tries to query the first dns server from the list, fails, and for some reason stucks at the first entry of the dns servers list, not going round-robin onto the other dns servers.</div><div class=""><br class=""></div><div class="">Where and why is it taking 192.168.0.1 out of nowhere as the first entry of the dns servers list, and how can it be fixed?</div></div></div></div></div></div></div></div>
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