Prerequisites - Kaia CCO Onboarding - Mainnethttps://workshop-temp.node.kaia.io/mainnet/10_prerequisites/index.htmlThe prerequisites for joining Mainnet network are covered in this chapter. Please click the next button > on the right side of this page.Hugoen-usTue, 10 Nov 2026 10:00:00 +0900Firewall Configurationhttps://workshop-temp.node.kaia.io/mainnet/10_prerequisites/10_firewall_configuration/index.htmlMon, 11 Jul 2022 19:18:45 +0900https://workshop-temp.node.kaia.io/mainnet/10_prerequisites/10_firewall_configuration/index.html1. CN Firewall configuration 1) For communication and multichannel across CNs and Bootnodes in the Mainnet network, allow TCP 32323-32324 from any source to your firewall ingress rule. 0.0.0.0/0 2) Additionally, allow UDP 32323 from any source to your firewall ingress rule. 0.0.0.0/0 3) For communication, allow all traffic to your firewall egress rule. IP version | Type | Protocol | Port range | Destination --------------------------------------------------------------------------------------- IPv4 | All traffic | All | All | 0.0.0.0/0 ** The monitoring endpoints (metrics.node.kaia.io:45560, logs.node.kaia.io:45560) only accept traffic from allowlisted IP addresses. Please share the public IP address of your CN with Kaia DevOps by Discord.Data Disk and Directorieshttps://workshop-temp.node.kaia.io/mainnet/10_prerequisites/20_data_disk/index.htmlTue, 10 Nov 2026 10:00:00 +0900https://workshop-temp.node.kaia.io/mainnet/10_prerequisites/20_data_disk/index.html2. Mount the data disk on /kaia and create the kcnd directories. ** The size of Kaia blockchain data always increases. Please attach a data disk big enough to store the Mainnet chaindata. You can refer to the chaindata size via Mainnet snapshot archive. 1) Find the data disk. $ lsblk 2) Format the data disk and mount it on /kaia. Warning mkfs erases everything on the disk. Please make sure <data_disk> is the new, empty data disk.