When you buy PRTG, you pay for an allowance of sensors. Paessler ships the entire package of all possible sensors to all customers. However, you customize your implementation by deciding which sensors to activate. The Cisco System Health sensor specifically checks on the hardware statuses of your Cisco devices. This gathers queue information from Cisco switches.
You can get a day free trial of PRTG with unlimited sensors. If you only ever activate up to sensors, the software is free to use forever. The package runs on Windows Server. OpManager, from ManageEngine is a network and server monitoring package. This is a general network monitoring tool that can communicate with the devices produced by all suppliers, not just Cisco Systems.
This identifies applications in passing traffic running through routers. This system allows you to perform traffic-shaping measures by application, block certain applications, or reroute traffic according to its application. OpManager enables you to see all of these switch and router settings for all of your devices from one console. The main protocol used by OpManager for network monitoring is SNMP, which means it continues to check constantly on the status of all devices, including those provided by Cisco Systems.
The tool also draws up a network topology map and keeps both the map and the inventory updated though its regular SNMP status enquiries. The dashboard of the tool is very well planned and manages to display a lot of information in each screen. It includes eye-catching charts and graphs and shows the alerts sent out by device agents that detect status problems.
You can create your own alert rules and even customize the dashboard. ManageEngine offers OpManager on a day free trial. The software runs on Windows Server and Linux. A network monitoring system from Cisco Systems seems to be the ideal solution for those managing a network that includes Cisco devices. The fact that this tool is free makes it even more tempting. However, there is a catch. The tool can only monitor a network that has a maximum of 80 devices.
So, this would be a good choice for a small- to middle-sized company. The Network Assistant will track down and log all of your Cisco devices and it will also draw a network topology map. The system includes status reports, both scheduled, and on-demand, and displays alerts on performance thresholds and device conditions. It will also show warranty information on each device and service life expectancy, taken from the Cisco aftersales database.
One unique feature that this product has is its device access service. Most network monitors will interpret commands and implement them on the device — actions such as implementing queuing, for example.
Spiceworks can manage networks with a mix of device brands, including equipment supplied by Cisco Systems. This tool is designed for small networks, because it has a limit of 25 devices. However, it is free to use. The company makes its money from advertising in the dashboard, so you will have to put up with that. However, it includes an autodiscovery feature, which will give you a list of your network equipment that is constantly updated. The monitor uses SNMP to poll all devices for statuses at regular intervals and also includes the SNMP trap system that results in alert messages shown in the dashboard.
Alerts can be customized. Spiceworks produces another tool, called Spiceworks Inventory , which gives you a better track on all of your devices and also includes software auditing and updating facilities. This tool runs discovery procedures on demand. Another Spiceworks tool that would help you check on the performance of your Cisco devices is called Connectivity Dashboard. This utility is a troubleshooting tool that checks on connection statuses between two endpoints, which could be across the network or across the internet.
Either way, the feedback from this facility will identify any problems you have with your Cisco equipment. Despite being a producer of free network tools, Spiceworks provides full professional support for its network monitoring software. The company also runs an impressive user community from where you can get tips from other Spiceworks users. Spiceworks Inventory is also available as an online service. You do need to install a data collector agent on your system.
Communications between the collector and the remote management tool is all encrypted. This monitor will discover all of your devices automatically, log them in a register, and create a network topology map.
The inventory includes the make and model of each device, so you will be able to quickly identify your Cisco equipment. The tool uses the Cisco NetFlow system to monitor traffic levels and bandwidth utilization.
The LogicMonitor agent will communicate with your Cisco routers, switches and wireless access points APs. It will track the statuses of device module and card CPU availability, memory pool, and temperature. The tool has extra functionality when dealing with Cisco Nexus switches. With Nexus switches, LogicMonitor can perform device configuration management as well as monitoring.
In addition to monitoring CPU and memory statuses, the monitor can track supervisor card status and redundancy states, ejector and line card statuses, FRUN status and power draw, VDC status, fan performance, and temperature.
LogicMonitor is available in three service levels: Starter, Pro, and Enterprise — none of which are free. However, you can get a day free trial of LogicMonitor. Zabbix is a great free network monitor that can be extended to have specific functionality. The following figure shows the Home Workspace pane that appears after the user logs in. From here you can configure the listener port and forward traps to a host. NNM 7. A trial version with the required installation instructions is available at the following URL:.
Double-click the ovw. Click Load to select additional MIBs from the server file system. Find the IP address and hostname of at least one high-traffic device within the network that you want to add. Choose this gateway connector, regardless of the type of device you are using to start the discovery. Type the IP address and hostname of an SNMP-enabled device within the network that you want to add to your management domain, and click Verify. The device is now configured to be managed by NNM and should be visible on the Internet map.
Double-click the xnmsnmpconf. From the Internet map, drill down to a specific node for a view of all available interfaces. To view additional interface information, right-click an interface, then choose Interface Properties or Interface Status. For SNMP Version 3 connections, the community string uses the syntax for the overloaded community string. To configure the UUT group, enter the snmp-server group asanoauth v3 noauth command. To configure the UUT user, enter the snmp-server user titannoauth asanoauth v3 command.
To configure the UUT group, enter the snmp-server group asaauth v3 auth command. To configure the UUT user, enter the snmp-server user titanauth asaauth v3 auth md5 authpass command. To configure the UUT user, enter the snmp-server user titanshaauth asaauth v3 auth sha authpass command.. To configure the UUT group, enter the snmp-server group asapriv v3 priv command. To configure the UUT user, enter the snmp-server user titandes asapriv v3 auth md5 authpass privdes privpass command.
To configure the UUT user, enter the snmp-server user titanshades asapriv v3 auth sha authpass privdes privpass command. Drill down to the OID,. This information is helpful for debugging.
You can modify this file directly. Alternatively, you can use the snmpget command, as shown in the following example:. The command syntax may differ slightly between ASA platforms. It prints standard output messages about the notifications that it has received. Run the traprcv utility and wait for traps on the SNMP agent.
To view node properties, double-click the selected node to open a new browser window with the node information. The following figure shows the login page. This page serves as the interface, starting point, and top-level navigation for the frequently used functions in the application. Enter the IP address or device name or choose a device from the list in the Device Selector pane, and click Go.
Choose a privacy protocol from the drop-down list. Optional Enter the starting OID. If you leave this field blank, the tool starts from 1. Optional Check the Output Indexes Numerically check box to show the output index numerically. Optional Check the Debug check box to enable the debugging option.
All the fields are case-sensitive. Click OK to obtain the results, which are based on the parameters that you entered. Otherwise, the default values for the respective SNMP versions appear. The following figure shows the list of privacy protocols supported. To troubleshoot problems with unmanaged or unresponsive devices, you can check the device connectivity by protocol.
The Management Station to Device tool helps you diagnose Layer 4 application connectivity problems. Layer 4 tests include the following key services essentials that are needed to manage network devices:. The management station to device check occurs only for protocol connectivity.
Credentials for the corresponding protocols are not tested or verified. If you enter a hostname instead of an IP address, the tool performs a name lookup to discover the address. This task fails if the tool cannot find an address. Enter the name or IP address, fully qualified domain name, or hostname of the device that you want to check in the Device Selector field or select the device from the list, and click Go.
Choose the connectivity applications that you want to include from the following options. All fields are case sensitive. Read Privacy Protocol. Write Privacy Protocol. The Interface Test Results dialog box displays the results see Figure The Interface Details Results dialog box shows the interfaces tested and the test results for each option. Microsoft Office YTD Video Downloader.
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