/**
 * Human-readable output of the `cadre-host nat` commands: the host-level NAT
 * state, then one block per hosted node, with the forward to make on the
 * router when a node cannot be reached from outside.
 *
 * The types are loose mirrors of `NatStatusSnapshot` (`../nat/types.ts`): the
 * body arrives over HTTP from whichever cadre-host version is running, so every
 * field is optional and a missing one prints as `?`.
 */
export interface NatPortRouteLike {
    internalPort?: number;
    externalPort?: number | null;
    source?: string | null;
    error?: string | null;
}
export interface NatNodeLike {
    nodeId?: string;
    running?: boolean;
    verdict?: string;
    reason?: string | null;
    tcp?: NatPortRouteLike;
    ws?: NatPortRouteLike | null;
    publicAddrs?: string[];
}
export interface NatStatusLike {
    network?: {
        setting?: string;
        mode?: string;
        publicInterfaceIp?: string | null;
    };
    upnpEnabled?: boolean;
    gateway?: {
        found?: boolean;
        lanAddress?: string | null;
        routerExternalIp?: string | null;
        lastError?: string | null;
    };
    externalIp?: string | null;
    cgnatDetected?: boolean;
    directReachability?: string;
    lastTestedAt?: string | null;
    nodes?: NatNodeLike[];
    ddns?: {
        providerId?: string | null;
        hostname?: string | null;
        externallyManaged?: boolean;
        lastUpdateAt?: string | null;
        lastUpdateOk?: boolean | null;
        lastError?: string | null;
    };
}
export declare function printNatStatus(s: NatStatusLike): void;
/** The block for the node a forward was saved for, then what happens next. */
export declare function printForwardResult(nodeId: string, s: NatStatusLike): void;