[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["難以理解","hardToUnderstand","thumb-down"],["資訊或程式碼範例有誤","incorrectInformationOrSampleCode","thumb-down"],["缺少我需要的資訊/範例","missingTheInformationSamplesINeed","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間:2025-09-02 (世界標準時間)。"],[[["\u003cp\u003eDatastream requires connectivity to the source database to stream data, and it supports three networking methods: IP allowlist, forward SSH tunnel, and VPC peering.\u003c/p\u003e\n"],["\u003cp\u003eIP allowlists involve configuring the source database server to permit connections from Datastream's external IP addresses, offering ease of setup but with potential security and management concerns.\u003c/p\u003e\n"],["\u003cp\u003eForward SSH tunnels establish a secure, encrypted connection between Datastream and the source database through a designated host, offering security at the cost of potential bandwidth limitations and server maintenance.\u003c/p\u003e\n"],["\u003cp\u003eVPC peering creates a secure, private channel for Datastream to communicate with the data source over a private network, requiring a private network connection and enabling internal IP address usage.\u003c/p\u003e\n"],["\u003cp\u003eSetting up a tunnel involves choosing a host, creating an IP allowlist, providing tunnel details, and generating keys for authentication.\u003c/p\u003e\n"]]],[],null,["# Network connectivity methods\n\nTo use Datastream to create a stream from the source database to the\ndestination, you must establish connectivity to the source database. Use the\ninformation in the following table to help you decide which method works best\nfor you for your specific workload.\n\nWhat's next\n-----------\n\n- Learn more about [IP allowlists](/datastream/docs/ip-allowlists).\n- Learn more about [Forward SSH tunnel](/datastream/docs/ssh-tunnel).\n- Learn more about [Private Service Connect interfaces](/datastream/docs/psc-interfaces).\n- Learn more about [VPC peering](/datastream/docs/vpc-peering)."]]