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--- en_installation:prerequisites [2022/03/07 11:23] – kozak
+++ en_installation:prerequisites [2023/09/15 10:33] (aktuální) – kozak
@@ Řádek 3: / Řádek 3: @@
 ==== Basic requirements for node infrastructure: ====
-  * server with installed Linux Debian 10/11 64-bit
+  * server with installed Linux Debian 12/11 64-bit
-  * in case of VM it is necessary to have full virtualization (own kernel), due to use Docker containers
+  * in case of VM it is necessary to have full virtualization (own kernel), due to use of Docker containers
-  * subdomain blockchain.<company domain name> e.g. : blockchain.fccps.cz
+  * subdomain blockchain.<company_domain_name> e.g. : blockchain.elachain.cz
-  * public IP address, pointing to subdomain blockchain
+  * public IP address, pointing to "blockchain" subdomain
 ==== Before installation it is necessary: ====
-Send email to [[kozak@elachain.cz|]] with following information:
+Send email to [[kozak@elachain.cz|]] with the following information:
-  * contact for node owner
+  * node owner contact
-  * contact for technical person of the node (updates will be send to this contact)
+  * technical person contact which will maintain the node (updates will be send to this contact)
-  * domain under which node will run in the format blockchain.YourDomain
+  * domain under which node will run in the format ''blockchain.YourDomain''
   * provider of HW/VM, where is node deployed
-After receiving this information we will generate installation config **.install-env**  which indispensable for the node installation. We will send it to you by email in encrypted archive.
+After receiving this information we will generate installation config file **.install-env**  which is necessary for the node installation. We will send it to you by email in encrypted archive.
 ==== Hardware requirements: ====
@@ Řádek 44: / Řádek 44: @@
       * 80 (TCP) - IN/OUT - http access for applications
       * 443 (TCP) - IN/OUT - https access for applications
-      * 7050 (TCP) - OUT - communications port to orderer
+      * 7050 (TCP) - OUT - communication port to orderer
-  * if you allow using of collectd monitoring service, you have to enable following ports in addition:
+  * if you allow using of Telegraf monitoring service, you have to enable following port in addition:
-      * 25826 (UDP) - OUT
+      * 8086 (TCP) - OUT
-      * 8125 (UDP) for docker interface "docker_hfc_if"
-Example using iptables:
-''iptables -A INPUT -i docker_hfc_if -p udp –dport 8125 -j ACCEPT''
-In case you are using nftables, add the following line to /etc/nftables.conf and reload nftables:
-''iifname "docker_hfc_if" udp dport 8125 counter accept''
 ==== Your logo in Notarius application ====