3-0 varnish age

If you are logged in, the age will be 0. It bypasses the cache based on logged in cookie.
Make sure you set the seconds for caching https://ps.w.org/vcaching/assets/screenshot-1.png?rev=1355556 and hit save.

Enable debug mode to see all the headers and it will tell you why is not caching.

Closed.

how to make a maximum TTL

TTL is set in seconds on the setings page https://ps.w.org/vcaching/assets/screenshot-1.png?rev=1355556