flowchart TD
    %% Objects
    EXT_Web[/External Web traffic\]
    EXT_Admin[\External Admin Traffic/]
    GW_CA{Gateway - Canada}
    GW_CA+{Gateway - Canada - Extras}
    GW_CN{Gateway - China}
    SRV1@{ shape: processes, label: "Services Group 1" }
    SRV2@{ shape: processes, label: "Services Group 2" }
    SRV3@{ shape: processes, label: "Services Group 3" }
    DNS((DNS Server))
    SSL_Cert((SSL Certificate))

    DNS -.-> GW_CA
    SSL_Cert -.-> GW_CA

    %% Web Traffic
    EXT_Web ==>|web request to| GW_CA
    GW_CA ==>|forward to| GW_CN
    GW_CA ==>|forward to| GW_CA+
    GW_CN ==>|forward to| SRV1
    GW_CA ==>|forward to| SRV2
    GW_CA+ ==>|forward to| SRV3

    %% Admin Traffic
    EXT_Admin -->|SSH| GW_CA
    GW_CA -->|SSH| GW_CN
    EXT_Admin -->|SSH| GW_CN
    GW_CN -->|SSH| SRV1
    GW_CA -->|SSH| SRV2
    GW_CA+ -->|SSH| SRV3