Differences

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--- litespeed_wiki:licenses:failed-to-contact-license-server [2018/08/21 14:03]
Eric Leu [Check your DNS server]
+++ litespeed_wiki:licenses:failed-to-contact-license-server [2018/08/21 16:09]
Jackson Zhang [Check your DNS server and Disable IPv6 DNS server]
@@ Line 51: / Line 51: @@
 If you see the above, it means your server connected to the license server without any problem. Don't worry about "404 Not Found". It is normal.
-===== Check your DNS server =====
+===== Check your DNS server and Disable IPv6 DNS server =====
-If your server can connect to the license server without any problem but it still returns "failed to contact license server"
+Check if there's any IPv6 DNS nameserver. Our license server does not like IPv6 mapped IPv4 addresses.
 <code>cat /etc/resolv.conf</code>
-Check if there's any IPv6 nameserver, try commend out the IPv6 server record and try verify license again.
+  nameserver 62.50.161.166
+  nameserver 217.149.113.30
+  nameserver 2620:0:ccc::2
+  nameserver 2620:0:ccd::2
+  nameserver 2001:4860:4860::8888
+If so, comment out the IPv6 server records and try to verify license again.
+  nameserver 62.50.161.166
+  nameserver 217.149.113.30
+  #nameserver 2620:0:ccc::2
+  #nameserver 2620:0:ccd::2
+  #nameserver 2001:4860:4860::8888