Console Server & Router User Manual 209
Enter the Host Name and the Nagios Host Address (i.e. IP address) that the central Nagios server will use to
contact the distributed Opengear console server
Enter the IP address that the distributed Opengear console server will use to contact the central Nagios server in
Nagios Server Address
Enter the IP address that the clients running SDT Connector will use to connect through the distributed Opengear
servers in SDT Gateway address
Check Prefer NRPE, NRPE Enabled and NRPE Command Arguments
Check NSCA Enabled, choose an NSCA Encryption Method and enter and confirm an NSCA Secret.
Remember these details as you will need them later on. For NSCA Interval, enter: 5
Click Apply.
Next you must configure the attached Window network host and specify the services you will be checking with Nagios
(HTTP and HTTPS):
Select Network Hosts from the Serial & Network menu and click Add Host.
Enter the IP Address/DNS Name of the network server, e.g.: 192.168.1.10 and enter a Description, e.g.:
Windows 2003 IIS Server
Remove all Permitted Services. This server will be accessible using Terminal Services, so check TCP, Port
3389 and log level 1 and click Add. It is important to remove and re-add the service to enable logging
Scroll down to Nagios Settings and check Enable Nagios
Click New Check and select Check Ping. Click check-host-alive
Click New Check and select Check Permitted TCP. Select Port 3389
Click New Check and select Check TCP. Select Port 80
Click New Check and select Check TCP. Select Port 443
Click Apply
Similarly you now must configure the serial port to the router to be monitored by Nagios:
Select Serial Port from the Serial & Network menu
Locate the serial port that has the router console port attached and click Edit
Ensure the serial port settings under Common Settings are correct and match the attached router’s console port
Click Console server Mode, and select Logging Level 1
Check Telnet (SSH access is not required, as SDT Connector is used to secure the otherwise insecure Telnet
connection)
Scroll down to Nagios Settings and check Enable Nagios
Check Port Log and Serial Status
Click Apply
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