[Home](./index.md) > [sip.js](./sip.js.md) > [UserAgentCoreConfiguration](./sip.js.useragentcoreconfiguration.md) > [routeSet](./sip.js.useragentcoreconfiguration.routeset.md) ## UserAgentCoreConfiguration.routeSet property Preloaded route set. Signature: ```typescript routeSet: Array; ```