High Availability Multi-Service Aggregation

The NPT 1250 is a fully redundant, modular router designed to provide a multi-access edge and pre-aggregation for services, applications and architectures requiring a high-availability multiservice solution. With support for eCPRI, XGSPON, network slicing, advanced timing and multiple access technologies, it is ideal for operators who want a multi-access Hub in their xhaul network.

NPT 1250 Datasheet

Neptune 1250

NPT 1250 Overview

NPT 1250 provides a powerful, flexible, and efficient end-to-end solution for mobile backhaul, IoT, and broadband backhaul applications. It combines carrier-grade service assurance and control with IP transport efficiency and unparalleled multi-access and multiservice support. With feature-rich IP routing features and capabilities, NPT 1250 provides converged support for IP/MPLS, MPLS-TP, Ethernet (MEF certified), Segment Routing, FlexE and TDM over CES/CEP. NPT 1250 is well-suited for a wide variety of applications and networking scenarios including Any-G mobile backhaul (3G, 4G, 5G), wholesale service delivery, residential multiply, business VPNs and mission-critical service delivery.


Neptune 1250 Diagram

NPT 1250 Benefits and Features


Converged Multi-Access Edge


Feature-Rich IP Routing


Highly Scalable


Network Slicing

NPT 1250 Product Specification Highlights

Download NPT 1250 Datasheet


300Gbps switching capacity per card

Physical Specification

2RU, Dimension: 83 mm (W) x 243 mm (D) x 88mm (H)

Routing Capabilities

Layer 3, Layer 2, IP/MPLS, RSVP-TE, MPLS-TP, Segment Routing, Multicast


  • L2VPN - MEF 3.0 (IP-MPLS and MPLS-TP)
  • Ethernet Virtual Private Network (EVPN)
  • L3VPN
  • Circuit Emulation Services (CES); SAToP, CESoPSN, CEP

Multi-Access Pluggables

TDM; E1/T1, E3/DS3, STM-1/OC-4, STM-4/OC-12
PON; Smart SFP 10G XGS-PON - 10G SFP+ OLT Optics modules

High Availability

Full redundancy for high resiliency (switch/control/power/fan)


Streaming Telemetry, sFlow, ZTP, TWAMP, Ethernet OAM, IP OAM, MPLS-TP OAM, MPLS OAM, RFC 2544, Y1564, Generator, Y.1564, Link Delay Measurement, LLDP, DHCP


CWDM,DWDM,100G coherent interfaces, ZR and OPENZR+ application, QSFP_DD for 100G


CLI, LCT, SNMP MIB, NETCONF/gRPC, YANG models (OpenConfig, IETF), Muse, LightSOFT, ZTP

Operating Environment

-5°C to +55°C (23°F to 131°F)

Continued in NPT-1250 Datasheet

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NPT Product Family

NPT IP Routers

Access Aggregation and Pre-Aggregation Family

Product M6424 NPT 1050 NPT 1100 NPT 1250 NPT 1300 NPT 2100
Fit 4G and 5G Fronthaul High Availability Access Edge Access Edge and Pre-Aggregation High Availability Access Edge and Pre-Aggregation High Availability Multiservice Aggregation High Performance Access Edge and Pre-Aggregation
Capacity 800 Gbps 300 Gbps 300 Gbps 300 Gbps 1 Tbps 800 Gbps
Service CPRI, eCPRI, TSN Ethernet, Layer 2 VPN, Layer 3 VPN, CES, XGS-PON Ethernet, Layer 2 VPN, Layer 3 VPN, CES Ethernet, Layer 2 VPN, Layer 3 VPN, CES, XGS-PON Ethernet, Layer 2 VPN, Layer 3 VPN, CES, XGS-PON Layer 2 VPN, EVPN, Layer 3 VPN, CES, XGS-PON
Rack Units 1RU 1RU 1RU 2RU 3RU 1RU
Product Page M6424 NPT 1050 NPT 1100 NPT 1250 NPT 1300 NPT 2100