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Encrypting network traffic
It is a best practice to encrypt network traffic between the Looker application and your database. Consider one of the options described on the Enabling secure database access documentation page.
Feature support
For Looker to support some features, your database dialect must also support them.
IBM DB2 for AS400 and System i supports the following features as of Looker 23.12:
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-14 UTC."],[],[],null,["# IBM DB2 on AS400\n\n| **Note:** As of Looker 23.14, Looker does not support new connections to IBM DB2. Existing connections will continue to work as expected.\n\nEncrypting network traffic\n--------------------------\n\nIt is a best practice to encrypt network traffic between the Looker application and your database. Consider one of the options described on the [Enabling secure database access](/looker/docs/2512/enabling-secure-db-access) documentation page.\n\nFeature support\n---------------\n\nFor Looker to support some features, your database dialect must also support them.\n\nIBM DB2 for AS400 and System i supports the following features as of Looker 23.12:"]]
