The host list displays each domain that has sent mail to or received mail from your mail server.

You can use the list to connect to a host, view statistics about the host, view the status of messages being sent to the host, and stop messages from being delivered to the host.

To view the host list:

1	Open Mac OS Server Admin and log on to the server you want to administer.
2	Press the Mail Services button and choose Show Host List.

To connect to a host:

•	Select the host in the host list and click the Attempt Connection Now button.

To view DNS or network statistics for a host:

1	Select the host in the host list, then click the Show Host Info button.
2	Click the DNS Info tab or the Statistics tab.

To see information about messages being sent to a host:

•	Select the host in the host list, then click the View Messages button.
	For each message, you can see • message ID, size, and sender • time of delivery (or last delivery attempt) • number of recipients for whom this mail server is responsible • number of errors (recipients that did not receive the message) • number of recipients to whom the mail server is waiting (still attempting) to deliver the message • number of recipients who got the message

To stop a message from being delivered to a host:

1	Select the host in the host list, then click the Show Host Information button.
2	Select the message.
3	If you wish, click the "Notify sender of Stop Delivery" checkbox.
4	Click the Stop Delivery button.

Related topic

Monitoring mail activity