QK SMTP Server 3.01 Online Manual

-- settings screenshots-6--

Top/Bottom:

Move to the top/bottom of the server list.

Up/Down:

Up/down the relay server in the server list.

Delete:

Delete chosen relay server.

Add:

Add new relay server.

Server name: Define relay server name here.
Auth Type: You can choose two type: Anonymous and Simple Login. In the "Simple Login" type, you can set the user name and password to keep security.
Maximum connections:The maximal numbers of mails which can be connected to a certain server at one time.
Delay after failure in seconds: It is possible for the network reason, the delivery failed. Set "delay between retries" can improve the sending efficiency. When certain mail is failed, the latter mails will be aheaded when doing the delay process, the speed and efficiency of mail sending will be improved.

Maximum continuous connections: The continuous delivery times of sending mails to one domain name and delay. 
Delay for continuing in seconds: Delay between continuous delivery.

Modify:

Modify exist server.

Delete all:

Delete all the servers.