FIn FIn addition to the browser-based interface accessible via HTTP (port 80) and HTTPS (port 443), NetMRI supports a command-line interface accessible via SSH (port 22). The administrative shell accepts a variety of commands that are useful for troubleshooting and maintenance.
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The cat command is a basic Linux command. Depending on the system you are working in, the available options for this command may vary.
clear command
Use the clear command to clear the terminal screen.
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Use the grep command to search a file for a particular pattern of characters. The command displays all lines that contain that pattern. By default, the pattern is a regular expression.
The following is the command syntax:
grep [options] pattern [files]
Example:
netmrivm193> grep -i 'hello world' menu.h main.c
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Use the halt command to shut down NetMRI, shut down the server, and then power off.
help command
Use the help command to display a list of commands available in the administrative shell.
installdsb command
Use the installdsb command to install a device support bundle in the system. Device support bundles can contain changes in the database tables, CSS scripts, and MIB files that are necessary for the correct discovery of devices.
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The NetMRI NT-1400 appliance is licensed as standalone even if the OC license is applied. For information about the NetMRI NT-1400 appliance, see Operations Center Appliances and Requirements. |
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For the Customer Name field, use only US-ASCII symbols. |
Example 1 Sample output when you continue to use an existing license
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2017-08-02 22:17:38 [info] License Type: Full NetMRI (Customer)2017-08-02 22:17:38 [info] License Source: N/A2017-08-02 22:17:38 [info] Customer Name: FULLNM2017-08-02 22:17:38 [info] Controller role: Standalone2017-08-02 22:17:38 [info] Device Limit: 10002017-08-02 22:17:38 [info] Maintenance Expiration: 2020-07-202017-08-02 22:17:38 [info] Modules Info:2017-08-02 22:17:38 [info] Full NetMRI: on, Expired: Never2017-08-02 22:17:38 [info] Automation Change Manager: off, Expired: Expired2017-08-02 22:17:38 [info] Switch Port Management: off, Expired: Expired2017-08-02 22:17:38 [info] NetMRI without SPM: off, Expired: Expired2017-08-02 22:17:38 [info] IPAM Insight (Discovery): off, Expired: Expired2017-08-02 22:17:38 [info] Network Automation: off, Expired: Expired
ls command
The ls command lists files and directories within the file system and displays detailed information about them.
The syntax for the ls command is as follows:
ls [options] [files]
The ls command is a basic Linux command. Depending on the system you are working in, the available options for this command may vary.
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more command
Use the more command to view long text files. The command displays one section of the file at a time and allows you to scroll all the way to the end of the file.
The syntax of the more command is as follows:
more [options] file
The more command is a basic Linux command. Depending on the system you are working in, the available options for this command may vary.
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Use the provisiondisk command to extend the NetMRI VM storage per volume.
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Before running the |
Use the removedsb command to delete device support bundle files from the default directory /var/local/netmri/dsb in the local NetMRI appliance. This is generally a housekeeping command, but exercise caution when deleting database files.
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| Displays the internal ACL filter list automatically generated by the NetMRI appliance (this is a security measure to protect the NetMRI system. |
| Displays the currently installed NetMRI HTTPS certificate. |
collectors | Allows you to run some subcommands of the The following is the command syntax:
You can run the following commands on the collector: Example:
When you run the |
| Shows the current system date and time. |
| Shows the complete lists of system tasks tied to database management in the system, Process ID, User, database being modified, and other information. |
| Executes a diagnostic script in NetMRI to perform a check on the system. |
| Lists the complete table of the discovery database for the current NetMRI system. |
| Shows the file system disk space usage. The output of the |
diskusage | Shows the disk space usage of the file system and the sizes of the following folders:
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drbd | Shows the version of the distributed replicated block device (DRBD). Example:
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dsb | Shows detailed information about the installed device support bundles (DSB). Example:
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| Shows the complete Ethernet port configuration for the current NetMRI appliance. |
| Lists the current appliance's serial number. |
| Show the system settings for device identification methods during Discovery, including Vendor (1), Model (2), OS Version (3) or Device Type (4). entering a number from 1-4 displays a table of a category of network device identity properties currently defined in NetMRI. |
| Displays the complete list of physical and virtual interfaces built into or bound to the current NetMRI instance. |
| Displays a quick assessment of the current system load and throughput. May be useful in troubleshooting. |
| Shows the your current licensing status for the NetMRI instance; also displays the current Platform Device Limit, License Device Limit and Effective Device Limit for all licenses installed in the system. Warning alerts also appear if any license limits are overridden for any cause. |
load | Shows how long the system has been running, how many users are currently logged on, and the system load averages for the past 1, 5, and 15 minutes. |
| Provides a listing NetMRI license configuration. You can also view your license features, license type, expiration date, and license ID information. Example:
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load | Shows how long the system has been running, how many users are currently logged on, and the system load averages for the past 1, 5, and 15 minutes. |
| Provides a listing of memory usage for the current NetMRI instance. |
| Lists all the computing processes running in the current NetMRI instance. |
| Displays the routing table for the current appliance. For more information, see the Sandbox command. |
| Separately lists the server processes running in NetMRI, the number of CPU cycles and memory each occupies, and other information. |
| Lists the key configuration settings for the current NetMRI instance, including the management and scan port IPs and assigned names. |
| Displays basic system statistics including the current date, average CPU usage, average level of free memory, and the disk usage by the current system. |
| Displays a broad overview of information about the current NetMRI instance for use by technical support, including the system timestamp, discovery settings, network connections, port configuration, and other elements. |
| Displays Collector VPN settings and connection status to the Operations Center Controller. |
| Displays Operations Center Controller's VPN settings and lists attached Controllers (applies only to OC Controllers). |
| Lists the brief version of the update history for the current NetMRI instance. |
| Lists the verbose information about the current NetMRI instance's history of system software updates. |
| Displays NetMRI version, serial number, network name, and server name. |
| Displays information about the appliance's virtual memory usage (swap file partitions, etc.) including memory, processes, interrupts, paging, and block I/O. Similar to the Unix vmstat command. |
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The show license command displays your current NetMRI license configuration. You can also view your license features, license type, expiration date, and license ID information.
Example:
netmrivm193> show license
License Information:
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The command prompts for further information before executing (if only one network view exists in the NetMRI appliance, you will not be prompted to enter that value):
SA4-17> snmpwalk
Enter SNMP hostname or IP address []: 172.19.4.192
Enter Network View []: MGMT
Enter SNMP version (1, 2c, 3) [2c]: 3
Enter SNMP Username [ ]: aes_username
SNMP Authentication [no]: yes
Enter SNMP Authentication Passphrase [ ]: my_passwd
Enter SNMP Authentication Protocol [MD5]: sha
SNMP Privacy [no]: yes
Enter SNMP Privacy Passphrase [ ]: my_aes_passwd
Enter SNMP Privacy Protocol [DES]: aes-256
Enter Root OID to start walk [system]:
Use legacy snmpwalk tool [n]:
+++ Executing snmpwalk ...
#######################################################################
# Generated by NetMRI Administrator SNMP Walk
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# StartTime: Mon Aug302:01:06 PDT 2020
#######################################################################
sysDescr.0 = DisplayString : Linux stsitou-deb10 4.19.0-8-amd64 #1 SMP Debian 4.19.98-1 (2020-01-26) x86_64
sysObjectID.0 = ObjectIdentifier : 1.3.6.1.4.1.8072.3.2.10 (Net-SNMP Net-SNMP)
sysUpTime.0 = TimeTicks : 40923950
sysContact.0 = DisplayString : Me <me@example.org>
sysName.0 = DisplayString : stsitou-deb10
sysLocation.0 = DisplayString : Sitting on the Dock of the Bay
sysServices.0 = Integer32 : 4
sysORLastChange.0 = TimeStamp : 0
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sysORUpTime.10 = TimeStamp : 0
#######################################################################
# EndTime: Mon Aug 3 02:01:06 PDT 2020
#######################################################################
+++ Results stored in snmpwalk-172-19-4-192.txt
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Use the top command to display Linux tasks. It provides a dynamic real-time view of the running system. This command shows the summary information of the system and the list of processes or threads which are currently managed by the Linux Kernel.
The following is the command syntax:
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