Lightweight Directory Access protocol 5 L LDAP on TCP/IP Simple Mail Transfer Protocol on 5 S SMTP TCP/IP 5 N NFS Network File Share Protocol on TCP/IP Generic Messaging Protocol on TCP/IP 5 M Message (e.g. AMQP). Structured Query Language on Database (specifically a Layer 5 6 Q SQL query protocol including access to stored procedures) XML Web Service (RPC with Web-service 6 W SOAP on HTTP on TCP/IP unless style) otherwise specified XML payloads transferred over HTTP 6 T REST style Interface following the REST specification. Really Simple Syndication Protocol on 7 R RSS HTTP with XML Extract / Transform / Load – 7 E ETL application / vendor specific protocols Native API (method call / return) 0 A Native API either in-process or out-of-process, but not crossing a device boundary A non-connected interface (such as a manual / operational procedure that copies a file from one location to 0 O Off-Line another) – used to indicate that while not connected by wires, systems are still electronically dependent on each other. Indicates multiple Interfaces of 0 … Various different types (that will be broken out in later more detailed diagrams)
5 L LDAP Lightweight Directory Access protocol on TCP/IP 5 S SMTP Simple Mail Transfer Protocol on TCP/IP 5 N NFS Network File Share Protocol on TCP/IP 5 M Message Generic Messaging Protocol on TCP/IP (e.g. AMQP). 6 Q SQL query Structured Query Language on Database (specifically a Layer 5 protocol including access to stored procedures) 6 W Web-service XML Web Service (RPC style) with SOAP on HTTP on TCP/IP unless otherwise specified 6 T REST style Interface XML payloads transferred over HTTP following the REST specification. 7 R RSS Really Simple Syndication Protocol on HTTP with XML 7 E ETL Extract / Transform / Load – application / vendor specific protocols 0 A Native API Native API (method call / return) either in-process or out-of-process, but not crossing a device boundary 0 O Off-Line A non-connected interface (such as a manual / operational procedure that copies a file from one location to another) – used to indicate that while not connected by wires, systems are still electronically dependent on each other. 0 … Various Indicates multiple Interfaces of different types (that will be broken out in later more detailed diagrams)