# Node not allowed to joined cluster? **URL:** \ **Category:** Elasticsearch\ **Created:** [March 5, 2014, 6:03am UTC](https://discuss.elastic.co/t/node-not-allowed-to-joined-cluster/16158 "2014-03-05T06:03:40Z")\ **Posts on this page:** 6\ **Page:** 1
**Author:** ![rene\_z](https://avatars.discourse-cdn.com/v4/letter/r/ebca7d/32.png) [@rene\_z](https://discuss.elastic.co/u/rene_z)\ **Post date:** [March 5, 2014, 6:03am UTC](https://discuss.elastic.co/t/node-not-allowed-to-joined-cluster/16158/1 "2014-03-05T06:03:40Z")
For security reasons, is it possible to prevent or not allowing a node to join a cluster? With the use of some key. Bye, René -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). To view this discussion on the web visit [https://groups.google.com/d/msgid/elasticsearch/47ebeb7b-4d47-4b26-b0c4-83fe95f14c55%40googlegroups.com](https://groups.google.com/d/msgid/elasticsearch/47ebeb7b-4d47-4b26-b0c4-83fe95f14c55%40googlegroups.com). For more options, visit [https://groups.google.com/groups/opt\_out](https://groups.google.com/groups/opt_out). ---
**Author:** ![Lukas\_Vlcek1](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/lukas_vlcek1/32/819_2.png) [@Lukas\_Vlcek1](https://discuss.elastic.co/u/Lukas_Vlcek1)\ **Post date:** [March 5, 2014, 7:30am UTC](https://discuss.elastic.co/t/node-not-allowed-to-joined-cluster/16158/2 "2014-03-05T07:30:49Z")
You can provide a list of nodes (IP addresses or DNS names) that are allowed to join the cluster. Other nodes will not be allowed. Lukáš Dne 5.3.2014 7:03 "rene z" [codingisfun@gmail.com](mailto:codingisfun@gmail.com) napsal(a): > For security reasons, is it possible to prevent or not allowing a node to > join a cluster? > With the use of some key. > Bye, > René > > -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). > To view this discussion on the web visit > [https://groups.google.com/d/msgid/elasticsearch/47ebeb7b-4d47-4b26-b0c4-83fe95f14c55%40googlegroups.com](https://groups.google.com/d/msgid/elasticsearch/47ebeb7b-4d47-4b26-b0c4-83fe95f14c55%40googlegroups.com)[https://groups.google.com/d/msgid/elasticsearch/47ebeb7b-4d47-4b26-b0c4-83fe95f14c55%40googlegroups.com?utm\_medium=email&utm\_source=footer](https://groups.google.com/d/msgid/elasticsearch/47ebeb7b-4d47-4b26-b0c4-83fe95f14c55%40googlegroups.com?utm_medium=email&utm_source=footer) > . > For more options, visit [https://groups.google.com/groups/opt\_out](https://groups.google.com/groups/opt_out). -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). To view this discussion on the web visit [https://groups.google.com/d/msgid/elasticsearch/CAO9cvUbedWSTAsU4-3fjU\_51pCSJR7qymLb8vg%3DCHa-mX6XLzg%40mail.gmail.com](https://groups.google.com/d/msgid/elasticsearch/CAO9cvUbedWSTAsU4-3fjU_51pCSJR7qymLb8vg%3DCHa-mX6XLzg%40mail.gmail.com). For more options, visit [https://groups.google.com/groups/opt\_out](https://groups.google.com/groups/opt_out). ---
**Author:** ![Clinton\_Gormley](https://avatars.discourse-cdn.com/v4/letter/c/50afbb/32.png) [@Clinton\_Gormley](https://discuss.elastic.co/u/Clinton_Gormley)\ **Post date:** [March 5, 2014, 11:51am UTC](https://discuss.elastic.co/t/node-not-allowed-to-joined-cluster/16158/3 "2014-03-05T11:51:53Z")
On 5 March 2014 08:30, Lukáš Vlček [lukas.vlcek@gmail.com](mailto:lukas.vlcek@gmail.com) wrote: > You can provide a list of nodes (IP addresses or DNS names) that are > allowed to join the cluster. Other nodes will not be allowed. Where? I'm not aware of this option? -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). To view this discussion on the web visit [https://groups.google.com/d/msgid/elasticsearch/CAPt3XKSTzva93ONrBehDQjs1kvxOOEvuqF5yK\_O5or12WOn2\_Q%40mail.gmail.com](https://groups.google.com/d/msgid/elasticsearch/CAPt3XKSTzva93ONrBehDQjs1kvxOOEvuqF5yK_O5or12WOn2_Q%40mail.gmail.com). For more options, visit [https://groups.google.com/groups/opt\_out](https://groups.google.com/groups/opt_out). ---
**Author:** ![Lukas\_Vlcek1](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/lukas_vlcek1/32/819_2.png) [@Lukas\_Vlcek1](https://discuss.elastic.co/u/Lukas_Vlcek1)\ **Post date:** [March 5, 2014, 12:13pm UTC](https://discuss.elastic.co/t/node-not-allowed-to-joined-cluster/16158/4 "2014-03-05T12:13:01Z")
Clint, seems I misinterpreted > **[Elasticsearch Platform — Find real-time answers at scale](https://www.elastic.co)** > > Power insights and outcomes with the Elasticsearch Platform and AI. See into your data and find answers that matter with enterprise solutions designed to help you build, observe, and protect. Try Elasticsearch free today. settings. I am sorry about that. Lukas On Wed, Mar 5, 2014 at 12:51 PM, Clinton Gormley [clint@traveljury.com](mailto:clint@traveljury.com)wrote: > On 5 March 2014 08:30, Lukáš Vlček [lukas.vlcek@gmail.com](mailto:lukas.vlcek@gmail.com) wrote: > > > You can provide a list of nodes (IP addresses or DNS names) that are > > allowed to join the cluster. Other nodes will not be allowed. > > Where? I'm not aware of this option? > > -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). > To view this discussion on the web visit > [https://groups.google.com/d/msgid/elasticsearch/CAPt3XKSTzva93ONrBehDQjs1kvxOOEvuqF5yK\_O5or12WOn2\_Q%40mail.gmail.com](https://groups.google.com/d/msgid/elasticsearch/CAPt3XKSTzva93ONrBehDQjs1kvxOOEvuqF5yK_O5or12WOn2_Q%40mail.gmail.com)[https://groups.google.com/d/msgid/elasticsearch/CAPt3XKSTzva93ONrBehDQjs1kvxOOEvuqF5yK\_O5or12WOn2\_Q%40mail.gmail.com?utm\_medium=email&utm\_source=footer](https://groups.google.com/d/msgid/elasticsearch/CAPt3XKSTzva93ONrBehDQjs1kvxOOEvuqF5yK_O5or12WOn2_Q%40mail.gmail.com?utm_medium=email&utm_source=footer) > . > > For more options, visit [https://groups.google.com/groups/opt\_out](https://groups.google.com/groups/opt_out). -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). To view this discussion on the web visit [https://groups.google.com/d/msgid/elasticsearch/CAO9cvUZa5kpTxa5tLc6mUkVdBFniLM5FGRhTYbfEHkCKYVkkkw%40mail.gmail.com](https://groups.google.com/d/msgid/elasticsearch/CAO9cvUZa5kpTxa5tLc6mUkVdBFniLM5FGRhTYbfEHkCKYVkkkw%40mail.gmail.com). For more options, visit [https://groups.google.com/groups/opt\_out](https://groups.google.com/groups/opt_out). ---
**Author:** ![rene\_z](https://avatars.discourse-cdn.com/v4/letter/r/ebca7d/32.png) [@rene\_z](https://discuss.elastic.co/u/rene_z)\ **Post date:** [March 5, 2014, 8:20pm UTC](https://discuss.elastic.co/t/node-not-allowed-to-joined-cluster/16158/5 "2014-03-05T20:20:40Z")
> When this is not possible, this is considered as a major security issue. > Please Elasticsearch, fix this? -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). To view this discussion on the web visit [https://groups.google.com/d/msgid/elasticsearch/14bac121-d095-4b85-8902-aed6bee00878%40googlegroups.com](https://groups.google.com/d/msgid/elasticsearch/14bac121-d095-4b85-8902-aed6bee00878%40googlegroups.com). For more options, visit [https://groups.google.com/groups/opt\_out](https://groups.google.com/groups/opt_out). ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [July 6, 2017, 1:45am UTC](https://discuss.elastic.co/t/node-not-allowed-to-joined-cluster/16158/6 "2017-07-06T01:45:28Z")