FAQ
How to test RJ45 serial ports using a loopback plug
Each new unit that ships includes an accessory box which will contain one or two loopback plugs appropriate for the model's hardware: Yellow: Cisco pinout Red: Legacy pinout These loopback plugs are helpful for determining if a serial port has failed ...
Where are logs and backups related to upgrades stored?
Each time Nodegrid OS is upgraded, it creates a backup of the configuration and a log of the upgrade progress. Those are stored in /var/upgradeBackup. The configuration backup will be named config- followed by the version with the .tgz extension; ...
Nodegrid Fan and Expansion Cards Swappable
Nodegrid Services Router and Nodegrid Serial Console ( S series ) have air exhaust or air intake fans ( swappable, front-to-back or back-to-front) to cool down the device. Fans will be at the back side (back panel). The fan is not hot swappable. ...
How to allow non-root user to use ping without sudo
On some versions of Nodegrid OS, non-root users will get an error when trying to use ping without invoking a sudo shell: [admin@nodegrid /]# shell admin@nodegrid:~$ ping 10.0.0.1 ping: socket: Operation not permitted To allow ping to be used in this ...
What are the PoE (Power over Ethernet) limitations on an NSR?
The PoE modules are PoE+ (802.3at Type 2). The inrush power is limited by the PoE chip to 425 mA during power on per IEEE specification. Then this limit is changed to the programmed limit once inrush is completed. The programmed limit is the power ...
Which extended cellular modem antennas have been tested with Nodegrid appliances
This extended cellular modem antenna has been tested by ZPE with the cellular modems used in Nodegrid appliances successfully: Magneto MB.250.B Three Way Base Mount for LTE or Wi-Fi MIMO 2*2 antennas ...
Nodegrid appliances certified with US cellular carriers
ZPE Systems's appliances can work with any carrier in the world for 4G/LTE/5G connection, and in US ZPE is certified with the following carriers: Any questions? Send an email to support@zpesystems.com.
How to increase the partition size of a Nodegrid appliance running NG v4.1.7 or newer, NG v4.2.5 or newer, or NG v5.0.x
It is possible to upgrade to some versions of Nodegrid OS without going through the recommended intermediate versions of NG v4.1.6 or v4.2.4. This article applies to systems running the following versions: NG v4.1.7 or newer NG v4.2.5 or newer NG ...
Nodegrid OS Upgrade Path
Due to the increased size of newer Nodegrid OS images, it is important to go through an intermediate version if upgrading from an older, smaller version. The intermediate versions that increase the boot partition size to meet these newer ...
Is Nodegrid OS or ZPE Cloud affected by Apache Log4j vulnerabilities?
CVE-2021-44228: While ZPE Systems has identified Nodegrid versions v4.2.x, v5.0x, v5.2.x to be possibly affected by the CVE-2021-44228, we could not yet confirm that the systems can be exploited. Regardless, we released new version to fix such ...
Event Notifications are displayed on the CLI session
Problem: When a user connects to the CLI session, event notifications are displayed as part of the CLI session like: 2021 Jan 01 00:00:00 nodegrid Event Notification from nodegrid. Reported on 2020-01-01T00:00:00Z. Event ID 200: A user logged into ...
Requirements and Environmental Policies
ZPE Systems helps customers adhere to their specific compliance requirements and environmental policies with an expanding list of standards and technical partner certifications: Environmental Policy REACH Compliance ROHS Statement WEEE NERC ...
What is the Nodegrid GSR and LSR Appliances' Harmonized Code and ECCN Number?
What is the Nodegrid GSR and LSR Appliances' Harmonized Code and ECCN Number? The Nodegrid GSR and LSR appliances have the following HS code and ECCN information: Harmonized code HS 8517.62.0090 For Russia, use HS 8471.80.00 For Taiwan, ...
Nodegrid Forced Speed / Link Mode
Nodegrid allows users to set the default connection speed for eth0 and eth1 under Network :: Connections :: ETH0/ETH1 via the Link Mode drop-down menu: Note: Currently, NSR and NSC cannot be manually set to 10M or 100M. If set to either 10M or 100M, ...
Nodegrid OS support lifecycle policy
ZPE Systems is committed to providing the latest and greatest software version for our products. Find below the timeline of our major Software releases that are currently available for our customers, as well as end of life versions (dates in ...
DHCP request to the Server
After reboot, Nodegrid sends DHCP requests and wait up to 30sec to receive a lease from a server. If that time expires (i.e. no lease assigned), Nodegrid assigns static IP 192.168.160.10 to eth0 or 192.168.161.10 to eth1 so the users have a way to ...
Hostname detection mismatch or not being detected at all
The hostname detection depends on a sequence of interactions with the end device. Nodegrid will send the pre-configured "probes" (usually an ENTER) and expect the pre-defined "matches". If there is no match to the pre-defined match strings, you will ...
Passwordless SSH'ing (Remote Management) w/ Nodegrid
On the Nodegrid, under the "root" user's ( ~/.ssh directory ), create a file called "authorized_keys" and change the permissions. # touch ~/.ssh/authorized_keys # chmod 600 ~/.ssh/authorized_keys On the remote server, create an ssh key for the user ...
How to find the RESTful API documentation in Nodegrid WebUI
The Nodegrid platform provides RESTful API, which can be used to read and change Nodegrid configuration. The API documentation is embedded on Nodegrid. One can find the API documentation on WebUI as folllows, 1. Login as admin and go to System 2. Go ...
What is the 128T's Harmonized Code and ECCN Number?
EXPORT CLASSIFICATION FOR 128T 128 Technologies have filed for Export Classification with Bureau of Industry and Security (BIS) under the following classification. ECCN: 5D002 Encryption Restricted (ENC-R) 740.17.b.2 CCATS # G165177
Nodegrid hardware description with "SLC-LITE AES".
SLC-lite is a ZPE's SSD vendor's proprietary technology that strikes a cost-performance balance between MLC and SLC flash types and it is an ideal alternative solution for mission-critical embedded or industrial applications. It utilizes the ...
Copy Docker Images To Other Host(s)
On the lab Nodegrid, save the image file (as a .tar) docker save -o ansible-svr-demo.tar ansible-svr docker save -o ansible-client-demo.tar ansible-client from the laptop, scp the .tar files on the Nodegrid to your local drive scp ...
What is the Nodegrid NSR and BSR Appliances' Harmonized Code and ECCN Number?
The Nodegrid NSR and BSR appliances have the following HS code and ECCN information: Harmonized code HS 8517.62.0090 For Russia, use HS 8471.80.00 For Taiwan, use HS 8517.62.00005 For Mexico, use HS 8517.62.17 ECCN number is 5A002 ...
How to control FAN speed in Nodegrid Services Router
Nodegrid Services Router is a modular open platform appliance. NSR unit has air exhaust or air intake fans ( swappable, front-to-back or back-to-front) to cool down the device. Fans will be at the back side (back panel). Units are actively cooled by ...
How to close the running sessions to the Nodegrid or to a connected Device
Nodegrid is used to connect different devices to manage the network. If one would like to close any currently running sessions to the Nodegrid or to a connected target device, follow these steps To see a list of currently open sessions with device ...
Enabling Hostname Detection
Hostname Detection allows automatic discovery of target devices based on login banners and prompt. Discovered hostname will be used as target name in system. Configuration via WebUI 1. Login as admin and go to Access. 2. Select the port. For an ...
Data Logging Alerts
One can receive alerts via EMAIL, SYSLOG, SNMP trap or all. These alerts will be based on the strings being monitored on the serial port. Configuration via WebUI: 1. Login as admin and go to Managed Devices. 2. Select the device and click Logging. 3. ...
RADIUS authentication and authorization
RADIUS (Remote Access Dial In User Service ) provides central authentication for users. It is a client server protocol that runs on application layer. It can use either TCP or UDP as transport. Normally, all users have access to use all devices ...
Creating a New Firewall rule to block an Ip address or a network
There are six default chains to configure firewall rules. Three for IPv4 and three for IPv6. These chains are input , output and forward packets. One can make additional user chain if required. For each chain, policy can be created. Configuration ...
What is the Nodegrid Manager's Harmonized Code and ECCN Number?
The Nodegrid Manager has the following HS code and ECCN information: Nodegrid Manager (NGM), Harmonized code is HS 8471.80.00. Sometimes it requires sub-itemization, then use this: 8471.80.1000. ECCN number is 5D002 ZPE's CCATS number is G152352 ...
Nodegrid system configuration checksum
System Configuration Checksum is used to create a checksum baseline of a specific current configuration. This provides administrators a quick tool to verify periodically if the configuration has changed, and can be used for Compliance Auditing. MD5 ...
Disable TLS version 1.0 and 1.1
TLS ( Transport Layer Security) is a protocol which provides authentication, security and data integrity between two communicating applications. TLS is more effective than its predecessor SSL. Its latest version 1.3 improves both privacy and ...
Nodegrid Docker license and virtualization
The Nodegrid platform allows administrators to run Docker applications. The platform allows pulling of Docker applications from Docker Hub, starting and stopping of the Docker Containers. The management of Docker Applications is currently only ...
What SFP transceivers are supported by Nodegrid appliances?
The Nodegrid appliances with SFP+ ports can support any Generic or Branded transceivers, copper and fiber. Below is the list of transceivers that were validated by ZPE Systems as well as our customers: SFP Vendor Partnumber Description Apply to 1G ...
VMRC for Nodegrid to launch MKS sessions
Due to changes in VMWare policies, ZPE Systems is no longer allowed to provide VMRC built-in to the Nodegrid software. Please, follow the steps below to install the VMRC client into Nodegrid: How to install VMRC client in NodeGrid: 1. Download ...
I'm getting "unsupported media type" message when applying HTTPS certificate via WebUI.
The format of the certificate file should be .pem or .crt. Try replacing the current extension to .pem or .crt. For more information on how to generate Signed Certificate and upload to Nodegrid, please refer to the KB articles: ...
What is the APN for my Nodegrid SR to connect to 4G/LTE?
The Nodegrid SR appliances support the cellular connection from Verizon and AT&T, as well as other carriers. Depending on the data plan you may have acquired from the carrier, e.g., Public Static or Dynamic Private IP, the APN may differ. You can ...
What is the size of the SIM card for my NSR or Bold SR?
The Nodegrid Services Router (NSR) and Nodegrid Bold SR (BSR) support 2 cellular modems and dual SIM each. The size of the SIM cards is Micro.
How to Save and Restore backup configuration from/to Nodegrid
To Save the current configuration of your Nodegrid, follow the steps below: WebUI 1. Go to System, Toolkit, and click on Save Settings icon. 2. Select the option where you want to save the configuration: a. Local System: enter the file name ...
Nodegrid escape sequence
The default escape sequence on a serial session is ^Ec plus a function key (that is press CTRL and e keys altogether, release, then c plus the function key). Below are the function keys and their description: . disconnect ...
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