Due to the Coronavirus lockdown, I'm not able to try it with a different router at this point in time. I just know that all laptops and PC with built in WiFi receivers have no problems with this router and the Intel WiFi card on this affected computer works well with it too. It's just the DWA 192 that has problems with retaining a constant internet connection. I used the console app on my Catalina Mac and these are some messages I got:
error 12:04:49.875680+0200 mDNSResponder [Q59737] mDNSPlatformSendUDP -> sendto(46) failed to send packet on InterfaceID 0x8 en1/4 to <private>:53 skt 46 error -1 errno 49 (Can't assign requested address) 81894411
error 12:04:49.875698+0200 mDNSResponder [Q59737] mDNSPlatformSendUDP sendto(46) failed to send packet on InterfaceID 0x8 en1/4 to <private>:53 skt 46 error -1 errno 49 (Can't assign requested address) 81894411
error 12:04:49.875775+0200 mDNSResponder [Q53266] mDNSPlatformSendUDP -> sendto(48) failed to send packet on InterfaceID 0x8 en1/4 to <private>:53 skt 48 error -1 errno 49 (Can't assign requested address) 81894411
error 12:04:49.875787+0200 mDNSResponder [Q53266] mDNSPlatformSendUDP sendto(48) failed to send packet on InterfaceID 0x8 en1/4 to <private>:53 skt 48 error -1 errno 49 (Can't assign requested address) 81894411
error 12:04:49.885006+0200 mDNSResponder [Q37205] mDNSPlatformSendUDP -> sendto(54) failed to send packet on InterfaceID 0x8 en1/4 to <private>:53 skt 54 error -1 errno 51 (Network is unreachable) 81894419
error 12:04:49.885284+0200 mDNSResponder [Q6936] mDNSPlatformSendUDP -> sendto(56) failed to send packet on InterfaceID 0x8 en1/4 to <private>:53 skt 56 error -1 errno 51 (Network is unreachable) 81894419
error 12:04:49.885468+0200 mDNSResponder [Q17699] mDNSPlatformSendUDP -> sendto(58) failed to send packet on InterfaceID 0x8 en1/4 to <private>:53 skt 58 error -1 errno 51 (Network is unreachable) 81894419
error 12:04:49.885603+0200 mDNSResponder [Q52989] mDNSPlatformSendUDP -> sendto(60) failed to send packet on InterfaceID 0x8 en1/4 to <private>:53 skt 60 error -1 errno 51 (Network is unreachable) 81894419
Are there other messages that I should look out for?
This error just happened while I was writing this post:
default 12:11:25.512603+0200 mDNSResponder [R6163] DNSServiceQueryRecord(1D000, 0, <private>, Addr) START PID[441](firefox)
default 12:11:25.512736+0200 mDNSResponder [Q37287] InitDNSConfig: Setting StopTime on the uDNS question 0x7fccc58282b8 <private> (Addr)
default 12:11:25.512759+0200 mDNSResponder [R6163->Q37287] GetServerForQuestion: 0x7fccc58282b8 DNS server (0x7fcce560ea60) <private>:53 (Penalty Time Left 0) (Scope None:0x0:-1) for <private> (Addr)
default 12:11:25.512981+0200 mDNSResponder [R6164] DNSServiceQueryRecord(1D000, 0, <private>, AAAA) START PID[441](firefox)
default 12:11:25.513065+0200 mDNSResponder [Q35950] InitDNSConfig: Setting StopTime on the uDNS question 0x7fccc58274b8 <private> (AAAA)
default 12:11:25.513083+0200 mDNSResponder [R6164->Q35950] GetServerForQuestion: 0x7fccc58274b8 DNS server (0x7fcce560ea60) <private>:53 (Penalty Time Left 0) (Scope None:0x0:-1) for <private> (AAAA)
default 12:11:25.513115+0200 mDNSResponder [Q35950] ShouldSuppressUnicastQuery: Query suppressed for <private> AAAA (AAAA records are unusable)
default 12:11:25.513273+0200 mDNSResponder [R6164->Q35950] GenerateNegativeResponse: Generating negative response for question <private> (AAAA)
default 12:11:25.513314+0200 mDNSResponder [R6164->Q35950] DNSServiceQueryRecord(<private>, AAAA) RESULT ADD interface 0: (mortal)<private>
default 12:11:25.513488+0200 mDNSResponder [Q37287] Sent UDP DNS Message 33 bytes from <private>:56237 to <private>:53 via en1 (0x8)
default 12:11:25.513513+0200 mDNSResponder [Q37287] DNS Query (33) (flags 0100) RCODE: NoErr (0) RD:<private> 0/0/0 <private>
default 12:11:25.514098+0200 mDNSResponder [R6165] DNSServiceQueryRecord(1D000, 0, <private>, Addr) START PID[441](firefox)
default 12:11:25.514229+0200 mDNSResponder [Q30989] InitDNSConfig: Setting StopTime on the uDNS question 0x7fcce6823cb8 <private> (Addr)
default 12:11:25.514259+0200 mDNSResponder [R6165->Q30989] GetServerForQuestion: 0x7fcce6823cb8 DNS server (0x7fcce560ea60) <private>:53 (Penalty Time Left 0) (Scope None:0x0:-1) for <private> (Addr)
default 12:11:25.514422+0200 mDNSResponder [R6166] DNSServiceQueryRecord(1D000, 0, <private>, AAAA) START PID[441](firefox)
default 12:11:25.514506+0200 mDNSResponder [Q4362] InitDNSConfig: Setting StopTime on the uDNS question 0x7fcce6824ab8 <private> (AAAA)
default 12:11:25.514519+0200 mDNSResponder [R6166->Q4362] GetServerForQuestion: 0x7fcce6824ab8 DNS server (0x7fcce560ea60) <private>:53 (Penalty Time Left 0) (Scope None:0x0:-1) for <private> (AAAA)
default 12:11:25.514540+0200 mDNSResponder [Q4362] ShouldSuppressUnicastQuery: Query suppressed for <private> AAAA (AAAA records are unusable)
default 12:11:25.514617+0200 mDNSResponder [R6166->Q4362] GenerateNegativeResponse: Generating negative response for question <private> (AAAA)
default 12:11:25.514664+0200 mDNSResponder [R6166->Q4362] DNSServiceQueryRecord(<private>, AAAA) RESULT ADD interface 0: (mortal)<private>
default 12:11:25.514769+0200 mDNSResponder [Q30989] Sent UDP DNS Message 51 bytes from <private>:58279 to <private>:53 via en1 (0x8)
default 12:11:25.514815+0200 mDNSResponder [Q30989] DNS Query (51) (flags 0100) RCODE: NoErr (0) RD:<private> 0/0/0 <private>
default 12:11:25.621551+0200 mDNSResponder [Q37287] Received UDP DNS Message 134 bytes from <private>:53 to <private>:56237 via en1 (0x8)
default 12:11:25.621598+0200 mDNSResponder [Q37287] DNS Response (134) (flags 8180) RCODE: NoErr (0) RD RA:<private> 5/0/0 <private>
default 12:11:25.621737+0200 mDNSResponder [R6163->Q37287] DNSServiceQueryRecord(<private>, Addr) RESULT ADD interface 0: (mortal)<private>
default 12:11:25.621762+0200 mDNSResponder [R6163->Q37287] AnswerQuestionByFollowingCNAME: 0x7fccc58282b8 <private> (Addr) following CNAME referral 0 for <private>
default 12:11:25.621889+0200 mDNSResponder [R6163->Q48750] GetServerForQuestion: 0x7fccc58282b8 DNS server (0x7fcce560ea60) <private>:53 (Penalty Time Left 0) (Scope None:0x0:-1) for <private> (Addr)
default 12:11:25.621958+0200 mDNSResponder [Q30989] Received UDP DNS Message 112 bytes from <private>:53 to <private>:58279 via en1 (0x8)
default 12:11:25.621984+0200 mDNSResponder [Q30989] DNS Response (112) (flags 8180) RCODE: NoErr (0) RD RA:<private> 2/0/0 <private>
default 12:11:25.622041+0200 mDNSResponder [R6165->Q30989] DNSServiceQueryRecord(<private>, Addr) RESULT ADD interface 0: (mortal)<private>
default 12:11:25.622065+0200 mDNSResponder [R6165->Q30989] AnswerQuestionByFollowingCNAME: 0x7fcce6823cb8 <private> (Addr) following CNAME referral 0 for <private>
default 12:11:25.622196+0200 mDNSResponder [R6165->Q42538] GetServerForQuestion: 0x7fcce6823cb8 DNS server (0x7fcce560ea60) <private>:53 (Penalty Time Left 0) (Scope None:0x0:-1) for <private> (Addr)
default 12:11:25.622262+0200 mDNSResponder [Q55062] Received UDP DNS Message 137 bytes from <private>:53 to <private>:61200 via en1 (0x8)
default 12:11:25.622288+0200 mDNSResponder [Q55062] DNS Response (137) (flags 8180) RCODE: NoErr (0) RD RA:<private> 3/0/0 <private>
default 12:11:25.622463+0200 mDNSResponder [R6161->Q55062] DNSServiceGetAddrInfo(<private>, Addr) RESULT ADD interface 0: (immortal)<private>
default 12:11:25.622493+0200 mDNSResponder [R6161->Q55062] AnswerQuestionByFollowingCNAME: 0x7fccd580a600 <private> (Addr) following CNAME referral 0 for <private>
default 12:11:25.622566+0200 mDNSResponder [R6161->Q6707] GetServerForQuestion: 0x7fccd580a600 DNS server (0x7fcce560ea60) <private>:53 (Penalty Time Left 0) (Scope None:0x0:-1) for <private> (Addr)
default 12:11:25.622674+0200 mDNSResponder [R6162->Q55062] DNSServiceGetAddrInfo(<private>, Addr) RESULT ADD interface 0: (immortal)<private>
default 12:11:25.622708+0200 mDNSResponder [R6162->Q55062] AnswerQuestionByFollowingCNAME: 0x7fccd580c000 <private> (Addr) following CNAME referral 0 for <private>
default 12:11:25.622740+0200 mDNSResponder [R6162->Q58834] GetServerForQuestion: 0x7fccd580c000 DNS server (0x7fcce560ea60) <private>:53 (Penalty Time Left 0) (Scope None:0x0:-1) for <private> (Addr)
default 12:11:25.622817+0200 mDNSResponder [R6162->DupQ55062->Q58834] FinalizeUnicastQuestion: Duplicate question 0x7fccd580c000 (0x7fccd580a600) <private> (Addr), DNS Server <private>:53
default 12:11:25.622883+0200 mDNSResponder [Q55062] Received UDP DNS Message 140 bytes from <private>:53 to <private>:61200 via en1 (0x8)
default 12:11:25.622911+0200 mDNSResponder [Q55062] DNS Response (140) (flags 8180) RCODE: NoErr (0) RD RA:<private> 3/0/0 <private>
default 12:11:25.622937+0200 mDNSResponder [Q55062] mDNSCoreReceiveResponse ignoring <private>
default 12:11:25.623039+0200 mDNSResponder mDNSCoreReceiveCacheCheck: rescuing RR <private>
default 12:11:25.623102+0200 mDNSResponder [R6163->Q37287] DNSServiceQueryRecord(<private>, Addr) RESULT ADD interface 0: (mortal)<private>
default 12:11:25.623132+0200 mDNSResponder [R6163->Q37287] DNSServiceQueryRecord(<private>, Addr) RESULT ADD interface 0: (mortal)<private>
default 12:11:25.623157+0200 mDNSResponder [R6163->Q37287] DNSServiceQueryRecord(<private>, Addr) RESULT ADD interface 0: (mortal)<private>
default 12:11:25.623181+0200 mDNSResponder [R6163->Q37287] DNSServiceQueryRecord(<private>, Addr) RESULT ADD interface 0: (mortal)<private>
default 12:11:25.623261+0200 mDNSResponder [R6165->Q30989] DNSServiceQueryRecord(<private>, Addr) RESULT ADD interface 0: (mortal)<private>
default 12:11:25.623297+0200 mDNSResponder [R6161->Q55062] DNSServiceGetAddrInfo(<private>, Addr) RESULT ADD interface 0: (immortal)<private>
default 12:11:25.623323+0200 mDNSResponder [R6161->Q55062] AnswerQuestionByFollowingCNAME: 0x7fccd580a600 <private> (Addr) following CNAME referral 1 for <private>
default 12:11:25.623354+0200 mDNSResponder [R6161->Q41582] GetServerForQuestion: 0x7fccd580a600 DNS server (0x7fcce560ea60) <private>:53 (Penalty Time Left 0) (Scope None:0x0:-1) for <private> (Addr)
default 12:11:25.623442+0200 mDNSResponder [R6162->Q55062] DNSServiceGetAddrInfo(<private>, Addr) RESULT ADD interface 0: (immortal)<private>
default 12:11:25.623482+0200 mDNSResponder [R6162->Q55062] AnswerQuestionByFollowingCNAME: 0x7fccd580c000 <private> (Addr) following CNAME referral 1 for <private>
default 12:11:25.623557+0200 mDNSResponder [R6162->Q35061] GetServerForQuestion: 0x7fccd580c000 DNS server (0x7fcce560ea60) <private>:53 (Penalty Time Left 0) (Scope None:0x0:-1) for <private> (Addr)
default 12:11:25.623615+0200 mDNSResponder [R6162->DupQ55062->Q35061] FinalizeUnicastQuestion: Duplicate question 0x7fccd580c000 (0x7fccd580a600) <private> (Addr), DNS Server <private>:53
default 12:11:25.623644+0200 mDNSResponder [R6161->Q55062] DNSServiceGetAddrInfo(<private>, Addr) RESULT ADD interface 0: (immortal)<private>
default 12:11:25.623686+0200 mDNSResponder [R6162->Q35061] DNSServiceGetAddrInfo(<private>, Addr) RESULT ADD interface 0: (immortal)<private>
default 12:11:25.623878+0200 mDNSResponder [R6165] DNSServiceQueryRecord(1D000, 0, <private>, Addr) STOP PID[441](firefox)
default 12:11:25.623977+0200 mDNSResponder [R6166] DNSServiceQueryRecord(1D000, 0, <private>, AAAA) STOP PID[441](firefox)
default 12:11:25.624016+0200 mDNSResponder [R6163] DNSServiceQueryRecord(1D000, 0, <private>, Addr) STOP PID[441](firefox)
default 12:11:25.624084+0200 mDNSResponder [R6164] DNSServiceQueryRecord(1D000, 0, <private>, AAAA) STOP PID[441](firefox)
default 12:11:25.624130+0200 mDNSResponder [R6159] DNSServiceCreateConnection STOP PID[305](com.apple.geod)
default 12:11:25.624306+0200 mDNSResponder [R6161] DNSServiceGetAddrInfo(<private>) STOP PID[305](com.apple.geod)
default 12:11:25.624783+0200 mDNSResponder [R6160] DNSServiceCreateConnection STOP PID[519](com.apple.geod)
default 12:11:25.624865+0200 mDNSResponder [R6162] DNSServiceGetAddrInfo(<private>) STOP PID[519](com.apple.geod)