Microsoft Exchange Mailflow Monitoring

Host Template: Application - Microsoft Exchange - Mailflow

Monitor the mailflow status of your Microsoft Exchange server with a variery of checks including message latency, SMTP connectivity status, message counts, failure rates and back pressure status.

This Host Template includes the following Service Checks:

Service Check Name	Description	Default Thresholds (Warning, Critical)	UOM
Exchange - Mailflow - Status	Check that mail can be successfully sent from and delivered to the system mailbox.	N/A	N/A
Exchange - Mailflow - Message Latency	Check the mail message latency for a successfully sent and delivered message to the system mailbox.	N/A	s
Exchange - Mailflow - SMTP Connectivity Status	Check whether an SMTP connection can successfully be established to the Receive connectors on a specific server.	N/A	N/A
Exchange - Mailflow - SMTP Message Count	Shows the number of messages sent/received by the SMTP server each second. Determines current load. Compare values to historical baselines.	N/A	N/A
Exchange - Mailflow - Mailbox Server Failure Rate	Shows the percentage of connectivity related failures between this Client Access Server and MBX servers over the last 200 samples. If not run with verbose mode, results will be truncated and summarised.	failure_rate=0,10	%
Exchange - Mailflow - Mailbox Queue	Shows the number of messages in the given mailbox queue. Supports mutliple Queue variables.	N/A	N/A
Exchange - Mailflow - Back Pressure Status	Monitors the following resources:

DatabaseUsedSpace: Hard drive utilization for the drive that holds the message queue database.
PrivateBytes: The memory that's used by the EdgeTransport.exe process.
QueueLength: The number of messages in the Submission queue.
SystemMemory: The memory that's used by all other processes.
UsedDiskSpace: Hard drive utilization for the drive that holds the message queue database transaction logs.
UsedDiskSpace: Hard drive utilization for the drive that's used for content conversion.
UsedVersionBuckets: The number of uncommitted message queue database transactions that exist in memory.

| N/A | N/A |

Usage Instructions

Ensure you have set the Primary Hostname/IP field of your Opsview Host to the hostname or IP address of your exchange server.

Step 1: Add this Host Template

Add the Application - Microsoft Exchange - Mailflow Host Template to your Opsview Monitor host. If the resource you're monitoring has no hostname or public IP, then open the Advanced settings pane and change Host Check Command to Always assumed to be UP.

For more information, refer to Opsview Knowledge Center - Adding Host Templates to Hosts.

Step 2: Add and configure variables required for this Host Template

The Service Checks in this Host Template use the following variables, and they will be added to your Opsview Monitor instance when you import the Opspack:

KERBEROS_REALM

Only required if authenticating using Kerberos.

Parameter	Position in Variable	Name	Description
Opsview UI Only	Value	Kerberos Realm	Kerberos realm. This value is not used by the plugin, it is used to automatically configure your 'krb5.conf' configuration file

WINRM_TRANSPORT

Parameter	Position in Variable	Name	Description
-Transport	Value	Authentication Type	Authentication type to use
-Username	Arg1	Username	Username for remote windows host
-Password	Arg2	Password	Password for remote windows host
-Scheme	Arg3	Scheme	Scheme for connecting to remote windows host
Opsview UI Only	Arg4	Extra Args	Extra args for check_by_winrm. The value is appended to the check_by_winrm call.

MS_EXCHANGE_QUEUE_NAME

For Service Checks using the Queue parameter, giving this argument a value of '.' (period character, no quotes) will run the check across all available queues.

Parameter	Position in Variable	Name	Description
-Queue	Value	MS Exchange Queue Name	Mailbox queue to monitor

For more information, refer to Opsview Knowledge Center - Adding Variables to Hosts.

For mode-specific help, run the plugin with the -h -m <mode> flags. This will list the required and optional Variable Arguments for that mode. The appropriate mode for each Service Check is listed here:

Service Check Name	Mode
Exchange - Mailflow - Status	`MSExMailflow.Status`
Exchange - Mailflow - Message Latency	`MSExMailflow.Message.Latency`
Exchange - Mailflow - SMTP Connectivity Status	`MSExMailflow.SMTP.Connectivity`
Exchange - Mailflow - SMTP Message Count	`MSExMailflow.SMTP.Message.Count`
Exchange - Mailflow - Mailbox Server Failure Rate	`MSExMailflow.Mailbox.Failure.Rate`
Exchange - Mailflow - Mailbox Queue	`MSExMailflow.Mailbox.Queue`
Exchange - Mailflow - Back Pressure Status	`MSExMailflow.Back.Pressure.Status`