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I can connect to SQLPROD1 in SSMS on primary node (either SQL1 or SQL2) but can't connect (not even ping) SQLPROD1 from secondary or from any other client in the network. I checked firewall and it doesn't seem to be the cause of the problem. I can ping SQL1 or SQL2 from any client but can't ping SQLPROD1. Beside this, everything else works in Dynamic DNS (DDNS) Troubleshooting Guide | Support | No-IP If it turns out that the problem is being caused by your ISP’s port block, you have a few options available. In the case of a web server being denied access on port 80, you can use the Port 80 Redirect feature of our Dynamic DNS service. The Port 80 Redirect is available as a part of any of our Dynamic DNS and Managed DNS packages. networking - Can't ping to another linux machine by An A record shouldn't be required or host file entry if you are using public DNS you may find that you cannot see host names on the internal network however if you have not changed the DNS settings of your machine and either the router or internal dns server is either primary or secondary dns lookup server then you shouldn't run into this issue. How-to Ping IP Address and Check DNS Settings

So most of you will know that the /etc/hosts file will resolve domains, somewhat like a DNS server. But how does the system know to look in that file? And how does it know what order to look check that file or a DNS server? There is a file: /etc/nsswitch.conf. I had the line: hosts: files myhostname mdns4_minimal [NOTFOUND=return] dns

Jun 01, 2018 · If you're able to ping the IP address but not the domain, DNS might be incorrectly configured. Check to see whether the IP addresses of the domain are configured as DNS servers for the virtual network. Try flushing the DNS resolver cache on the virtual machine (ipconfig /flushdns). May 21, 2012 · How-to Ping IP Address and Check DNS Settings. It is easy to ping an IP address and see if it responds. Sep 22, 2015 · The best way to ensure that the DNS server is configured correctly for DirectAccess is to delete the existing entry and then click Detect. An IPv6 address will be added automatically. This is the IPv6 address of the DNS64 service running on the DirectAccess server, which is how the DNS server should be configured for proper DirectAccess operation. Hi, a bit of a weird one. I can connect to the network over the VPN, can ping, RDP no problem. However when I try to access network drives or a server drive via windows explorer I cannot. Any ideas? Post a Reply

When you ping the fully qualified name of the server this should then work. nslookup works: PS C:\Users\Administrator> nslookup nuget Server: Address: Name: Address: Ping fails: PS C:\Users\Administrator> ping nuget Ping request could not find host nuget.

Server one can ping the DNS servers without any issues Server two cannot ping DNS servers and only can ping Server One Both server Firewalls have been disabled. If any more information is needed let me know. Can ping IP of DNS server but not hostname Can ping IP of DNS server but not hostname. Windows Server > IPAM, DHCP, DNS. IP. make sure you have configured DNS forwarding correctly on your DNS Server also (this should be forward to external DNS servers such as your ISP or Google Public DNS as an example. What are the DNS server address(s) listed on the client? DirectAccess server cannot ping a DNS server or a domain Aug 15, 2013