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A FQDN DNS resolution works, but the cURL command fails when the CNAME record points to a wildcard destination

KCS Solution updated on 28 Mar 2023, 9:49 AM GMT - 0 -

0

Red Hat Enterprise Linux for x86_64, Red Hat OpenShift Container Platform
Set TTL for CNAME record

KCS Solution updated on 30 Jun 2023, 2:20 PM GMT - 1 -

0

Red Hat Enterprise Linux
ipa-healthcheck error: Unhandler rdtype 256

KCS Solution updated on 23 Mar 2023, 1:31 AM GMT - 0 -

0

Red Hat Identity Management, Red Hat Enterprise Linux
DNS entries belonging to OCP cluster are going into forwarded zone

KCS Solution updated on 20 Mar 2023, 3:02 PM GMT - 0 -

0

Red Hat OpenShift Container Platform
DNS resolution issues when nodes are restarted on OCP 4

KCS Solution updated on 18 Mar 2023, 1:22 PM GMT - 0 -

0

Red Hat OpenShift Container Platform
yum fails with error "[Errno 14] curl#6 - "Could not resolve host: cdn.redhat.com"

KCS Solution updated on 13 Mar 2023, 9:26 AM GMT - 0 -

0

Red Hat Enterprise Linux for x86_64, Red Hat Enterprise Linux
How to detect DNS server failure in resolv.conf ?

KCS Solution updated on 10 Mar 2023, 9:09 AM GMT - 1 -

0

Red Hat Enterprise Linux
Red hat 3scale APIcast fails with the following error in the logs: "(22: Invalid argument) while connecting to upstream"

KCS Solution updated on 08 Mar 2023, 9:54 PM GMT - 0 -

0

Red Hat 3scale API Management
Cluster Operator Network And DNS Are Stuck In Progressing State

KCS Solution updated on 07 Mar 2023, 9:23 AM GMT - 0 -

0

Red Hat OpenShift Container Platform
nslookup or dig print recursion not available warnings

KCS Solution updated on 03 Mar 2023, 4:19 PM GMT - 0 -

0

Red Hat Enterprise Linux
Upstream hostname query fails intermittently in OpenShift 4

KCS Solution updated on 03 Mar 2023, 11:51 AM GMT - 0 -

0

Red Hat OpenShift Container Platform
What is the meaning of the message "disabling lame cache despite lame-ttl > 0 as it may cause performance issues" ?

KCS Solution updated on 03 Mar 2023, 4:05 AM GMT - 0 -

0

Red Hat Enterprise Linux
NSLOOKUP - which files it looks at to get the IP addresses ?

KCS Solution updated on 02 Mar 2023, 10:39 AM GMT - 0 -

0

Red Hat Enterprise Linux
How to cause /etc/resolv.conf changes to take effect for running applications

KCS Solution updated on 01 Mar 2023, 12:39 AM GMT - 5 -

3

Red Hat Enterprise Linux
named.service listening only on 127.0.0.1 instead of 0.0.0.0

KCS Solution updated on 28 Feb 2023, 5:08 PM GMT - 0 -

0

Red Hat Enterprise Linux
Satellite certificate activation fails with "socket.error: (110, 'Connection timed out')"

KCS Solution updated on 24 Feb 2023, 9:11 PM GMT - 3 -

0

Red Hat Satellite
DNS load balancing in resolv.conf

KCS Solution updated on 22 Feb 2023, 4:56 AM GMT - 0 -

0

Red Hat Enterprise Linux
OpenShift 4 Node joins cluster with the short name instead of the FQDN

KCS Solution updated on 20 Feb 2023, 7:35 PM GMT - 0 -

0

Red Hat OpenShift Container Platform
/var/log/messages logs shows "TSIG error with server: tsig verify failure" under sssd startup

KCS Solution updated on 16 Feb 2023, 2:40 PM GMT - 6 -

0

Red Hat Enterprise Linux
CoreDNS metrics to detect performance issues Red Hat OpenShift Conatiner Platform 4

Knowledge Article updated on 16 Feb 2023, 7:07 AM GMT - 0 -

0

Red Hat OpenShift Container Platform
sssd の起動時に /var/log/messages ログに "TSIG error with server: tsig verify failure" が表示される

KCS Solution updated on 10 Feb 2023, 7:14 AM GMT - 0 -

0

Red Hat Enterprise Linux
OVN DNS entries in the northbound database of RHOSP may interfere with customer's data-center DNS solution

KCS Solution updated on 08 Feb 2023, 11:22 PM GMT - 2 -

0

Red Hat OpenStack Platform
[RHOCP 4] DNS query sent from a pod fails when one of nodes goes down

KCS Solution updated on 05 Feb 2023, 7:49 AM GMT - 0 -

0

Red Hat OpenShift Container Platform
Troubleshooting Red Hat OpenShift Container Platform 4: DNS

KCS Solution updated on 03 Feb 2023, 5:09 PM GMT - 27 -

0

Red Hat OpenShift Container Platform
How to set ipv4.dns-search persistently with NetworkManager

KCS Solution updated on 03 Feb 2023, 2:59 PM GMT - 1 -

0

Red Hat Enterprise Linux

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dns

A FQDN DNS resolution works, but the cURL command fails when the CNAME record points to a wildcard destination

Set TTL for CNAME record

ipa-healthcheck error: Unhandler rdtype 256

DNS entries belonging to OCP cluster are going into forwarded zone

DNS resolution issues when nodes are restarted on OCP 4

yum fails with error "[Errno 14] curl#6 - "Could not resolve host: cdn.redhat.com"

How to detect DNS server failure in resolv.conf ?

Red hat 3scale APIcast fails with the following error in the logs: "(22: Invalid argument) while connecting to upstream"

Cluster Operator Network And DNS Are Stuck In Progressing State

nslookup or dig print recursion not available warnings

Upstream hostname query fails intermittently in OpenShift 4

What is the meaning of the message "disabling lame cache despite lame-ttl > 0 as it may cause performance issues" ?

NSLOOKUP - which files it looks at to get the IP addresses ?

How to cause /etc/resolv.conf changes to take effect for running applications

named.service listening only on 127.0.0.1 instead of 0.0.0.0

Satellite certificate activation fails with "socket.error: (110, 'Connection timed out')"

DNS load balancing in resolv.conf

OpenShift 4 Node joins cluster with the short name instead of the FQDN

/var/log/messages logs shows "TSIG error with server: tsig verify failure" under sssd startup

CoreDNS metrics to detect performance issues Red Hat OpenShift Conatiner Platform 4

sssd の起動時に /var/log/messages ログに "TSIG error with server: tsig verify failure" が表示される

OVN DNS entries in the northbound database of RHOSP may interfere with customer's data-center DNS solution

[RHOCP 4] DNS query sent from a pod fails when one of nodes goes down

Troubleshooting Red Hat OpenShift Container Platform 4: DNS

How to set ipv4.dns-search persistently with NetworkManager

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