HTTP Verbs and Their Proposed Actions

GET access a resource in a read-only mode

POST Normally used to send a new resource into the server (create action)


PUT Normally used to update a given resource (update action)


DELETE Used to delete a resource


HEAD Not part of the CrUD actions, but the verb is used to ask if a given resource exists without returning any of its representations


OPTIONS Not part of the CrUD actions, but used to retrieve a list of available verbs on a given resource (i.e., What can the client do with a specifc resource?)

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Check to be sure that port 22 is enabled before you reload

 https://superuser.com/questions/590600/ufw-is-active-but-not-enabled-why etting  ENABLED=yes  in  /etc/ufw/ufw.conf  did it for me. $ sudo ...