Yes, I am able ssh.

ssh root@10.66.100.15
Warning: Permanently added '10.66.100.15' (RSA) to the list of known hosts.
root@10.66.100.15's password:
X11 forwarding request failed on channel 0
Last login: Tue Sep 14 21:25:14 2021 from 10.66.100.6
[root@cloud ~]#
[root@cloud ~]# ssh root@10.66.100.50
The authenticity of host '10.66.100.50 (10.66.100.50)' can't be established.
ECDSA key fingerprint is SHA256:iQPJSwVYqZ+Hg80zh+MAv16z32IsKn5TAFJU2ehXmLU.
ECDSA key fingerprint is MD5:8b:21:7d:6d:c4:8d:33:63:c5:d0:a2:3e:ce:64:ee:78.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '10.66.100.50' (ECDSA) to the list of known hosts.
root@10.66.100.50's password:
Last login: Tue Sep 14 12:46:07 2021 from 10.66.100.6
[root@kvm ~]#
[root@kvm ~]#
[root@kvm ~]#


---
alamin

On 9/15/2021 1:28 AM, James Steele wrote:
Hi,

can you SSH succesfully from the Management Server to the host you wish to add?

Jim

On 2021/09/14 16:02:44, "technologyrss.mail" <technologyrss.m...@gmail.com> 
wrote:
*Hi, *

Please see my log, I can't understand why not added host on my Advanced
zone. All servers are CentOS Linux release 7.9.2009 (Core).

|ca.plugin.root.auth.strictness|is set to|false
|

for ssh setting below config

PubkeyAcceptedKeyTypes=+ssh-dss
HostKeyAlgorithms=+ssh-dss
KexAlgorithms=+diffie-hellman-group1-sha1

please see my log error from ACS mgmt server

2021-09-14 21:43:01,298 DEBUG [c.c.u.s.SSHCmdHelper]
(qtp1136768342-268:ctx-9737fb53 ctx-4efc5a53) (logid:83b994d6) SSH
command: sudo /usr/share/cloudstack-common/scripts/util/keystore-setup
/etc/cloudstack/agent/agent.properties /etc/cloudstack/agent/
SSH command output:
cat: /etc/cloudstack/agent/cloud.csr: No such file or directory
chmod: cannot access ‘/etc/cloudstack/agent/cloud.csr’: No such file or
directory

2021-09-14 21:43:01,299 DEBUG [c.c.u.s.SSHCmdHelper]
(qtp1136768342-268:ctx-9737fb53 ctx-4efc5a53) (logid:83b994d6) Executing
cmd: sudo /usr/share/cloudstack-common/scripts/util/keystore-setup
/etc/cloudstack/agent/agent.properties /etc/cloudstack/agent/
2021-09-14 21:43:03,881 DEBUG [c.c.s.StatsCollector]
(StatsCollector-6:ctx-f2675358) (logid:2fb31c5c) StorageCollector is
running...
2021-09-14 21:43:03,894 DEBUG [c.c.s.StatsCollector]
(StatsCollector-3:ctx-240201ac) (logid:a7801c31) AutoScaling Monitor is
running...
2021-09-14 21:43:03,947 DEBUG [c.c.s.StatsCollector]
(StatsCollector-5:ctx-c7e24e1f) (logid:d16881a3) HostStatsCollector is
running...
2021-09-14 21:43:06,826 DEBUG [c.c.u.s.SSHCmdHelper]
(qtp1136768342-268:ctx-9737fb53 ctx-4efc5a53) (logid:83b994d6) SSH
command: sudo /usr/share/cloudstack-common/scripts/util/keystore-setup
/etc/cloudstack/agent/agent.properties /etc/cloudstack/agent/
SSH command output:
cat: /etc/cloudstack/agent/cloud.csr: No such file or directory
chmod: cannot access ‘/etc/cloudstack/agent/cloud.csr’: No such file or
directory

2021-09-14 21:43:06,826 DEBUG [c.c.u.s.SSHCmdHelper]
(qtp1136768342-268:ctx-9737fb53 ctx-4efc5a53) (logid:83b994d6) Executing
cmd: sudo /usr/share/cloudstack-common/scripts/util/keystore-setup
/etc/cloudstack/agent/agent.properties /etc/cloudstack/agent/
2021-09-14 21:43:09,204 DEBUG [c.c.u.s.SSHCmdHelper]
(qtp1136768342-268:ctx-9737fb53 ctx-4efc5a53) (logid:83b994d6) SSH
command: sudo /usr/share/cloudstack-common/scripts/util/keystore-setup
/etc/cloudstack/agent/agent.properties /etc/cloudstack/agent/
SSH command output:
cat: /etc/cloudstack/agent/cloud.csr: No such file or directory
chmod: cannot access ‘/etc/cloudstack/agent/cloud.csr’: No such file or
directory

2021-09-14 21:43:09,205 WARN  [c.c.h.k.d.LibvirtServerDiscoverer]
(qtp1136768342-268:ctx-9737fb53 ctx-4efc5a53) (logid:83b994d6) can't
setup agent, due to com.cloud.utils.exception.CloudRuntimeException:
Failed to setup keystore on the KVM host: 10.66.100.50 - Failed to setup
keystore on the KVM host: 10.66.100.50
2021-09-14 21:43:09,206 WARN  [c.c.r.ResourceManagerImpl]
(qtp1136768342-268:ctx-9737fb53 ctx-4efc5a53) (logid:83b994d6) Unable to
find the server resources at http://10.66.100.50
2021-09-14 21:43:09,206 INFO  [c.c.u.e.CSExceptionErrorCode]
(qtp1136768342-268:ctx-9737fb53 ctx-4efc5a53) (logid:83b994d6) Could not
find exception: com.cloud.exception.DiscoveryException in error code
list for exceptions
2021-09-14 21:43:09,212 WARN  [o.a.c.a.c.a.h.AddHostCmd]
(qtp1136768342-268:ctx-9737fb53 ctx-4efc5a53) (logid:83b994d6) Exception:
com.cloud.exception.DiscoveryException: Unable to add the host
          at
com.cloud.resource.ResourceManagerImpl.discoverHostsFull(ResourceManagerImpl.java:825)
          at
com.cloud.resource.ResourceManagerImpl.discoverHosts(ResourceManagerImpl.java:611)
          at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native
Method)
          at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
          at
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
          at java.base/java.lang.reflect.Method.invoke(Method.java:566)
          at
org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344)
          at
org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198)
          at
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
          at
org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
          at
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
          at
org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:215)
          at com.sun.proxy.$Proxy192.discoverHosts(Unknown Source)
          at
org.apache.cloudstack.api.command.admin.host.AddHostCmd.execute(AddHostCmd.java:142)
          at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:156)
          at com.cloud.api.ApiServer.queueCommand(ApiServer.java:764)
          at com.cloud.api.ApiServer.handleRequest(ApiServer.java:588)
          at
com.cloud.api.ApiServlet.processRequestInContext(ApiServlet.java:321)
          at com.cloud.api.ApiServlet$1.run(ApiServlet.java:134)
          at
org.apache.cloudstack.managed.context.impl.DefaultManagedContext$1.call(DefaultManagedContext.java:55)
          at
org.apache.cloudstack.managed.context.impl.DefaultManagedContext.callWithContext(DefaultManagedContext.java:102)
          at
org.apache.cloudstack.managed.context.impl.DefaultManagedContext.runWithContext(DefaultManagedContext.java:52)
          at com.cloud.api.ApiServlet.processRequest(ApiServlet.java:131)
          at com.cloud.api.ApiServlet.doPost(ApiServlet.java:98)
          at javax.servlet.http.HttpServlet.service(HttpServlet.java:665)
          at javax.servlet.http.HttpServlet.service(HttpServlet.java:750)
          at
org.eclipse.jetty.servlet.ServletHolder$NotAsync.service(ServletHolder.java:1443)
          at
org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:791)
          at
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:550)
          at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
          at
org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:602)
          at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
          at
org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235)
          at
org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1624)
          at
org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
          at
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1435)
          at
org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
          at
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501)
          at
org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594)
          at
org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
          at
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1350)
          at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
          at
org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:766)
          at
org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146)
          at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
          at org.eclipse.jetty.server.Server.handle(Server.java:516)
          at
org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:388)
          at
org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:633)
          at
org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:380)
          at
org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:273)
          at
org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
          at
org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
          at
org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
          at
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
          at
org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
          at java.base/java.lang.Thread.run(Thread.java:829)
2021-09-14 21:43:09,263 INFO  [c.c.a.ApiServer]
(qtp1136768342-268:ctx-9737fb53 ctx-4efc5a53) (logid:83b994d6) Unable to
add the host
2021-09-14 21:43:09,264 DEBUG [c.c.a.ApiServlet]
(qtp1136768342-268:ctx-9737fb53 ctx-4efc5a53) (logid:83b994d6)
===END===  10.66.100.6 -- POST  command=addHost&response=json
2021-09-14 21:43:19,416 DEBUG
[c.c.n.r.VirtualNetworkApplianceManagerImpl]
(RouterStatusMonitor-1:ctx-4c437245) (logid:1d4c8176) Found 0 routers to
update status.
2021-09-14 21:43:19,417 DEBUG
[c.c.n.r.VirtualNetworkApplianceManagerImpl]
(RouterStatusMonitor-1:ctx-4c437245) (logid:1d4c8176) Found 0 VPC's to
update Redundant State.
2021-09-14 21:43:19,419 DEBUG
[c.c.n.r.VirtualNetworkApplianceManagerImpl]
(RouterStatusMonitor-1:ctx-4c437245) (logid:1d4c8176) Found 0 networks
to update RvR status.

---

Thanks, Alamin


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