Managing DHCP Servers
Overview
Supported DHCP Servers
Adding a DHCP Server
Scanning a DHCP Server
Viewing DHCP Scope Details
Configuring Alert Notifications
Viewing Reserved/Leased
IPs in DHCP
Overview
While managing your IP Address space, you would often need monitor your
DHCP Servers to check the details of all DHCP Scopes. OpUtils lets you
monitor your DHCP Servers to get the list of DHCP Scopes and the leased/available
IP Addresses in each scope.
Supported DHCP
Servers
The following DHCP Servers are currently supported:
- Microsoft DHCP Server 2003
- Microsoft DHCP Server 2008
- Microsoft DHCP Server 2012
Adding a DHCP
Server
To add a DHCP Server,
- Click Add DHCP Server link
available in the top-right or by from the right-click menu of DHCP
Servers node from the tree.
- In the dialog that opens, specify the name or the IP address of
the DHCP Server and choose the Windows domain to which it belongs.
If you have not added Windows domain, you should first Add
a Domain prior to adding a DHCP Server.
- Click Add
- Repeat steps 1 to 3 for adding multiple DHCP Servers.
Upon adding, OpUtils will automatically scan your DHCP Servers and list
them in the tree.
Scanning a
DHCP Server
When you add a DHCP Server, it gets scanned automatically to fetch the
details. For the data to be accurate and up-to-date, it is necessary to
scan them periodically. OpUtils lets you to scan the DHCP Servers either
manually or automatically at scheduled intervals.
To perform a Manual scan,
- Click DHCP Servers
from the left tree. This will list all the DHCP Servers that you
have added.
- Select the DHCP Servers and click Scan.
Alternatively, you can also right-click the
DHCP Server and choose Scan from the left tree.
To Schedule scanning of DHCP Servers,
- Click the Settings
link available within the IP Address Manager tool and choose the
DHCP tab.
- Choose the scheduler status as Enable
- Specify the schedule interval and click Save.
Viewing
DHCP Scope Details
To view the details of the DHCP Server,
- Expand the DHCP Servers node from the tree and click a DHCP Server.
- This will list all the DHCP Scopes defined in that server along
with the details of the leased and available IP counts in each scope.
- Click on a scope will further provide you the details of the IP
addresses within that scope.
Configuring
Alert Notifications
You can trigger email/syslog notifications to know with the IP addresses
within a scope or on the DHCP Server reaches a specified limit. To configure
email notifications,
- Click the Settings link
available within the IP Address Manager tool and choose the Configure
Alerts tab
- Choose the options "Lease Utilization of the Scope is greater
than xx%"
- You can specify at what % the email has to be triggered.
- Also, you can choose to log this alert in syslog
or be sent via email.
- When finished, click Save
Viewing
Reserved/Leased IPs in DHCP
The details of the leased and reserved IP Addresses in the DHCP Servers
are available as a ready-made report. Click Reports
tab and choose the required report to view the details.
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