NFX250 - Network card Juniper - Free user manual and instructions
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| Product Type | Network Services Platform |
| Model | NFX250 |
| Brand | Juniper Networks |
| Dimensions (H x W x D) | 1.73 x 8.5 x 10.6 in (4.4 x 21.6 x 26.9 cm) |
| Weight | 3.5 kg (7.7 lb) |
| Power Supply | AC 100-240V, 50-60Hz, 150W |
| Interfaces | 8 x Gigabit Ethernet (RJ-45), 2 x SFP, 1 x Console (RJ-45), 2 x USB 2.0 |
| Management | Juniper Junos OS CLI, Web UI (J-Web), Junos Space, and REST API |
| Security Features | Stateful firewall, IPsec VPN, NAT, ALG, and Juniper Sky ATP integration |
| Routing | Static, OSPF, BGP, and policy-based routing |
| SD-WAN Capabilities | Supports Juniper NFX Series SD-WAN with centralized management |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Storage Temperature | -20°C to 70°C (-4°F to 158°F) |
| Certifications | UL, CE, FCC, VCCI, IC, EN 60950-1 |
| Warranty | 1 year hardware warranty from Juniper Networks |
| Maintenance & Cleaning | Keep vents clean; use dry cloth; avoid liquids |
| Repairability | Field-replaceable components: power supply, fan modules, SFP modules |
Frequently Asked Questions - NFX250 Juniper
How to perform factory reset on Juniper NFX250?
Press and hold the Factory Reset button on the front panel using a paperclip for 10 seconds until the LED blinks. The device will reboot to default settings.
What is the default login for NFX250?
Default username is root and password is blank (no password). For security, change it immediately after initial setup.
How to upgrade Junos OS on NFX250?
Download the latest Junos OS image from Juniper Support Portal. Use the CLI command
request system software add to install the image and then reboot the device.Does NFX250 support PoE?
No, the NFX250 does not support Power over Ethernet (PoE). All Ethernet ports are standard data ports. Use separate PoE injectors if needed.
How to configure a VLAN on NFX250?
Create a VLAN using
set vlans vlan-id in Junos CLI. Then assign interfaces to the VLAN under the interface configuration.Can NFX250 be used as a firewall?
Yes, the NFX250 includes stateful firewall capabilities. You can configure security policies using Junos OS security zones and rules.
How to monitor traffic on NFX250?
Use the
monitor traffic interface CLI command or enable J-Web and go to Monitor > Traffic to view real-time statistics.What is the maximum number of VLANs supported?
The Juniper NFX250 supports up to 1024 VLANs (VLAN IDs 1-4094), limited by the Junos OS configuration.
How to backup configuration on NFX250?
Use the CLI command
show configuration | save /var/tmp/backup.conf to save the current config to a file, then copy it via FTP/SCP.Is NFX250 suitable for branch office?
Yes, the NFX250 is designed for branch and small office deployments, offering routing, security, SD-WAN, and management in a compact form factor.
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USER MANUAL NFX250 Juniper
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Product information
Brand : Juniper
Model : NFX250
Category : Network card