user: Question: What is the connection for the Proxyconn Web Accelerator web client accelerator?
Columns: ['Web client accelerator', 'Operating system', 'Browser', 'Client', 'Connection']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['CACHEbox', 'Appliance (Linux)', 'All', 'End user, ISP', 'Broadband, Satellite, Wireless, Fiber, DSL']
SQL:

assistant: SELECT "Connection" FROM "Table" WHERE "Web client accelerator" = 'Proxyconn Web Accelerator';