Extending SNMP Device Support

We would like to invite you to use our SNMP Walk binary to extend your device support and share its data with us. This tool is designed to perform an SNMP walk on your target device and save the result in a specified file format. By utilizing this tool, you can help us better understand your device's capabilities and optimize our support for it. The SNMP Walk binary supports SNMP versions 1, 2c, and 3.

Once you have completed the SNMP walk and saved the results, please share the gob output file with our team. Community and Basic users should reach out to us on the ElastiFlow Community Slack. Standard and Premium users should reach us at [e-mail]. Our experts will analyze the data and work on enhancing the support for your specific device.

If you have any questions or need assistance with using the SNMP Walk binary, please do not hesitate to reach out to our team. We appreciate your contribution to improving our device support and look forward to working with you.

snmpwalk

The ElastiFlow SNMP Walk binary is a command-line application that performs an SNMP walk on a target device and saves the result in a specified file format. The application supports SNMP versions 1, 2c, and 3.

Installation

The ElastiFlow SNMP Walk binary can be installed natively on Linux. Packages are currently provided for and supported on the Linux distributions and versions listed in the following table.

Distribution	Versions
Ubuntu/Debian	18.04 LTS, 20.04 LTS, 22.04 LTS
RHEL/CentOS	7.x, 8.x

Ubuntu/Debian Installation (deb)

The Debian package for the SNMP Walk package can be downloaded from here. It can be used for installation on most Debian-based systems such as Debian and Ubuntu.

Downloading the .deb Package

The package can be easily downloaded using wget or curl:

wget https://elastiflow-releases.s3.us-east-2.amazonaws.com/snmp-walk/snmp-walk_6.4.2_linux_amd64.deb

curl https://elastiflow-releases.s3.us-east-2.amazonaws.com/snmp-walk/snmp-walk_6.4.2_linux_amd64.deb --output snmp-walk_6.4.2_linux_amd64.deb

Installing the Package

There are two methods to install SNMP Walk package, apt or dpkg.

Using apt

sudo apt install ./snmp-walk_6.4.2_linux_amd64.deb

Using dpkg

sudo dpkg -i snmp-walk_6.4.2_linux_amd64.deb

RedHat/CentOS Installation (rpm)

The RPM package for the SNMP Walk package can be downloaded from here. It can be used for installation on most RedHat-based systems such as RHEL and CentOS.

Downloading the .rpm Package

The package can be easily downloaded using wget or curl:

wget https://elastiflow-releases.s3.us-east-2.amazonaws.com/snmp-walk/snmp-walk-6.4.2-1.x86_64.rpm

curl https://elastiflow-releases.s3.us-east-2.amazonaws.com/snmp-walk/snmp-walk-6.4.2-1.x86_64.rpm --output snmp-walk-6.4.2-1.x86_64.rpm

Installing the .rpm Package

The SNMP Walk package can be installed using yum.

Install/Upgrade the Package

If installing the SNMP Walk package for the first time, i.e. NOT upgrading, run the following:

sudo yum install -y snmp-walk-6.4.2-1.x86_64.rpm

If upgrading from a previously installed Unified SNMP Walk package, run the following:

sudo rpm -Uhv snmp-walk-6.4.2-1.x86_64.rpm

Usage

To use the SNMP Walk binary, run the following command:

snmpwalk [flags]

Configuration

The following flags are available for the SNMP Walk binary:

Flag	Description	Value
-ip	The IP address of the device to which SNMP requests will be sent.	127.0.0.1
-port	The UDP port on which the device listens for SNMP requests.	161
-filename	The filename of the SNMP walk results.	snmp.walk
-root-oid	The root OID used to walk an SNMP device.	.1.3.6
-auth-oid	The OID used to perform an authorization check against on an SNMP device.	.1.3.6.1.2.1.1.3.0
-output-text	When output text is true, snmpwalk will write a human-readable output file.	false
-version	Specifies the SNMP version to use when polling this device. Valid values are: 1, 2c, 3.	1
-community	If version is 1 or 2c, a community must be provided. The community of the device that is added to an SNMP request.
-timeout	The time to wait, in milliseconds, for a response to an SNMP request.	3000
-retries	The number of times to retry a failed SNMP request before the task is cancelled.	2
-exponential-timeout	Defines whether the timeout interval should remain static (false) for each retry, or increase exponentially (true).	false
-max-repetitions	The maximum number of repetitions to use when polling an SNMP device. This value is used to set the max-repetitions field in the SNMP GETBULK request.	64
-authoritative-engine-id	The authoritative engine ID used to make an SNMP request with SNMPv3.
-authoritative-engine-boots	The authoritative engine boots used to make an SNMP request with SNMPv3.	0
-authoritative-engine-time	The authoritative engine time used to make an SNMP request with SNMPv3.	0
-username	The username used to authenticate with the device using SNMPv3.
-authentication-parameters	The authentication parameters used to make an SNMP request with SNMPv3.
-privacy-parameters	The privacy parameters used to make an SNMP request with SNMPv3.
-authentication-protocol	The authentication protocol used to authenticate the username with the device using SNMPv3.
-privacy-protocol	The privacy protocol used to encrypt SNMPv3 traffic between the SNMP input and the device.
-authentication-passphrase	The authentication passphrase used to authenticate the username with the device using SNMPv3.
-privacy-passphrase	The privacy passphrase used to encrypt SNMPv3 traffic between the SNMP input and the device.
-secret-key	The secret key used to make an SNMP request with SNMPv3.
-privacy-key	The privacy key used to make an SNMP request with SNMPv3.