export interface PublicEgressProxy {
    readonly url: string;
    close(): Promise<void>;
}
export interface ResolvedTarget {
    readonly address: string;
    readonly family: 4 | 6;
}
export type EgressTargetResolver = (hostname: string, port?: number) => Promise<ResolvedTarget>;
export declare function resolvePublicTarget(hostname: string): Promise<ResolvedTarget>;
export declare function resolveAnyTarget(hostname: string): Promise<ResolvedTarget>;
export declare function startPublicEgressProxy(token: string): Promise<PublicEgressProxy>;
export declare function startEgressProxy(token: string, resolveTarget: EgressTargetResolver): Promise<PublicEgressProxy>;
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