Interface ICMP

interface ICMP {
    checksum: number;
    code: string | number;
    data?: Uint8Array<ArrayBufferLike>;
    id?: number;
    ipv4?: {
        checksum?: number;
        data?: TruncatedL4;
        dest?: string;
        DSCP?: number;
        ECN?: number;
        flags?: Set<IPv4flags>;
        frag_offset?: number;
        id?: number;
        IHL?: number;
        length?: number;
        opts?: number[];
        protocol?: string | number;
        src?: string;
        ttl?: number;
        type: "ipv4";
        version?: number;
    };
    itype: string
    | number;
    mask?: string;
    nextHopMTU?: number;
    originalLength?: number;
    originateDate?: Date;
    pointer?: number;
    receiveDate?: Date;
    redirectTo?: string;
    seq?: number;
    transmitDate?: Date;
    type: "icmp";
}