# MSC Sequence Diagram Example: DNS Query Transaction

msc {
    # Chart Options
    arcgradient = "10";

    # Entities
    a [ label = "Client" ], b [ label = "Server" ];

    # Message Flow
    a =>> b [ label = "DNS Request" ];
    b =>> a [ label = "DNS Response" ];
    |||;
    --- [ label = "Transaction Completed" ];
}