Nokia 7250 IXR-e3 interconnect router
Engineered for professionals who demand the best in performance, security, and design.
The Nokia 7250 IXR-e3 series plays a crucial role in Nokia’s quantum-safe transport networks, delivering low-latency, line-rate traffic encryption with MACsec across all interfaces.
All 7250 IXR-e3 series variants are built for enhanced durability and reliability, incorporating PCB Enhanced Plating (PEP) for superior corrosion resistance equivalent to traditional conformal coating.
To simplify and automate network operations, the 7250 IXR-e3 series enables model-driven network management features through the Nokia Service Router Operating System (SR OS) and is managed by the Nokia Network Services Platform (NSP), which offers a rich set of service management features that automate end-to-end service provisioning and operations, administration and maintenance (OAM) to enhance end-user experience and reduce operating costs.
The 7250 IXR-e3 series is equipped with a large buffer memory for delay-tolerant applications. Very granular per-service and per-forwarding class policing and queuing features support differentiated quality of service (QoS), making it ideal for any-G aggregation and fixed-mobile network convergence.
Full specifications for the model
| SKU | 7250 IXR-e3x | 7250 IXR-e3* | 7250 IXR-e3c |
|---|---|---|---|
| System Throughput Full Duplex Fd | 2.4 Tb/s | 1.2 Tb/s | 400 Gb/s |
| Connectors | 6 x 400G QSFP-DD 16 x 100G SFP112/SFP56/SFP28 15 x 50G SFP56/SFP28/SFP+/SFP |
2 x 400G QSFP-DD 8 x 100G SFP112/SFP56/SFP28 18 x 25G SFP28/SFP+/SFP |
4 x 100G QSFP28 8 x 50G SFP56/SFP28/SFP+/SFP 16 x 25G SFP28/SFP+/SFP |
| Memory Buffer Size | 4GB | 4GB | 4GB |
| Optical Breakouts | 4 x 100G, 2x100G, 4 x 25G, 4 x 10G (on QSFP-DD connectors) | 4 x 100G, 2 x 100G, 4 x 25G, 4 x 10G (on QSFP-DD connectors) | 4 x 25G, 4 x 10G (on QSFP-DD connectors) |
| Control Interfaces | Console, management, USB, 1 PPS out, SD slot, alarm input/output | Console, management, USB, 1 PPS out, SD slot, alarm input/output | Console, management, USB, 1 PPS out, SD slot, alarm input/output |
| Timing And Synchronization | Includes Stratum 3E oscillator ITU-T Synchronous Ethernet (SyncE) – ITU-T G.8262.1 (eEEC) IEEE 1588v2 PTP Clock Types – Boundary – Slave – Grandmaster IEEE 1588v2 PTP Profiles – ITU-T G.8275.1 – ITU-T G.8275.2 with PTS – ITU-T G.8275.2 with APTS – ITU-T G.8265.1 – IEEE 1588v2 Default – IEC/IEEE 61850-9-3 and C37.238-2017 Power Utility IEEE 1588v2 PTP Encapsulations – Ethernet – UDP/IPv4 – UDP/IPv6 PTP Profile Interworking ITU-T G.8273.2 Class D performance (Contact Nokia for implementation details) Integrated GNSS receiver – ITU-T G.8272 PRTC-B dual-band GNSS receiver RFC 5905 Network Time Protocol (NTP) Pulse-per-second (1PPS) output port |
Includes Stratum 3E oscillator ITU-T Synchronous Ethernet (SyncE) – ITU-T G.8262.1 (eEEC) IEEE 1588v2 PTP Clock Types – Boundary – Slave – Grandmaster IEEE 1588v2 PTP Profiles – ITU-T G.8275.1 – ITU-T G.8275.2 with PTS – ITU-T G.8275.2 with APTS – ITU-T G.8265.1 – IEEE 1588v2 Default – IEC/IEEE 61850-9-3 and C37.238-2017 Power Utility IEEE 1588v2 PTP Encapsulations – Ethernet – UDP/IPv4 – UDP/IPv6 PTP Profile Interworking ITU-T G.8273.2 Class D performance (Contact Nokia for implementation details) Integrated GNSS receiver – ITU-T G.8272 PRTC-B dual-band GNSS receiver RFC 5905 Network Time Protocol (NTP) Pulse-per-second (1PPS) output port |
Includes Stratum 3E oscillator ITU-T Synchronous Ethernet (SyncE) – ITU-T G.8262.1 (eEEC) IEEE 1588v2 PTP Clock Types – Boundary – Slave – Grandmaster IEEE 1588v2 PTP Profiles – ITU-T G.8275.1 – ITU-T G.8275.2 with PTS – ITU-T G.8275.2 with APTS – ITU-T G.8265.1 – IEEE 1588v2 Default – IEC/IEEE 61850-9-3 and C37.238-2017 Power Utility IEEE 1588v2 PTP Encapsulations – Ethernet – UDP/IPv4 – UDP/IPv6 PTP Profile Interworking ITU-T G.8273.2 Class D performance (Contact Nokia for implementation details) Integrated GNSS receiver – ITU-T G.8272 PRTC-B dual-band GNSS receiver RFC 5905 Network Time Protocol (NTP) Pulse-per-second (1PPS) output port |
| Indicators | Management, power supply status LEDs Per connector link and activity status LEDs GNSS status LED System (Stat), fan status LED |
Management, power supply status LEDs Per connector link and activity status LEDs GNSS status LED System (Stat), fan status LED |
Management, power supply status LEDs Per connector link and activity status LEDs GNSS status LED System (Stat), fan status LED |
| Hardware Redundancy | Power supplies, cooling fans | Power supplies, cooling fans | Power supplies, cooling fans |
| Pcb Enhanced Plating Pep | Supported | Supported | Supported |
| Dimensions | Height: 8.6 cm (34 in); 2 RU Width: 44.45 cm (17.5 in) Depth: 29.2 cm (11.5 in) Fits in standard 19-in rack |
Height: 4.3 cm (1.7 in); 1 RU Width: 44.45 cm (17.5 in) Depth: 27.7 cm (10.9 in) Fits in standard 19-in rack |
Height: 4.3 cm (1.7 in); 1 RU Width: 44.45 cm (17.5 in) Depth: 21.1 cm (8.3 in) Fits in standard 19-in rack |
| Power Requirements | AC input (rated): 100 V to 240 V DC input (rated): -48 V to -60 V |
AC input (rated): 100 V to 240 V DC input (rated): -48 V to -60 V |
AC input (rated): 100 V to 240V or HVDC input (rated): 88 V to 300 V DC input (rated): -48 V to -60 V |
| Power Supply Options | Modular AC or DC power supplies | Modular AC or DC power supplies | Modular AC or DC power supplies |
| Cooling | Internal non-replaceable fans Front-to-back airflow |
Internal non-replaceable fans Front-to-back airflow |
Internal non-replaceable fans Right-to-left airflow |
| Normal Operating Temperature Range | -40°C to +65°C (-40°F to +149°F) sustained | -40°C to +65°C (-40°F to +149°F) sustained | -40°C to +65°C (-40°F to +149°F) sustained |
| Shipping And Storage Temperature Range | -40°C to +70°C (-40°F to +158°F) | -40°C to +70°C (-40°F to +158°F) | -40°C to +70°C (-40°F to +158°F) |
| Normal Humidity | 5% to 95%, non-condensing | 5% to 95%, non-condensing | 5% to 95%, non-condensing |
| Ethernet speed | 7250 IXR-e3x | 7250 IXR-e3* | 7250 IXR-e3c |
|---|---|---|---|
| 1GE | 15 | 18 | 24 |
| 10GE | 39 | 26 | 40 |
| 25GE | 55 | 34 | 40 |
| 50GE | 79 | 8 | 8 |
| 100GE | 40 | 16 | 4 |
| 400GE | 6 | 2 | — |
Download product documentation and resources
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