Huawei UMPTe2 is a universal main processing and transmission board engineered for the BBU (Baseband Unit) series—specifically the 3900 and 5900 models. Within these BBUs, UMPTe2 serves as the central processing backbone, managing multi‑RAT (Radio Access Technology) traffic, overseeing signaling, provisioning transmission ports, and supporting software updates and remote maintenance. It offers a versatile, high‑performance solution for LTE and NR networks.
Why Choose the Huawei UMPTe2?
- Multi‑RAT Support: Handles GSM, UMTS, LTE (FDD/TDD), NB‑IoT, and NR – ideal for scalable network deployments.
- High Signaling Capacity: Capable of processing up to 5,200,000 BHCA (Busy Hour Call Attempts), ensuring robustness in dense/mobile traffic environments.
- Cell & Carrier Support: In lease-of UMPTb configurations, supports up to 72 LTE cells – perfect for high-density setups. In LTE TDD/NB‑IoT combinations, UMPTe2 handles 72 cells, delivering downstream throughput up to 20 Gbps MAC level.
- Flexible Deployment: Compatible with both BBU3900 (macrocells) and BBU5900 variants, enabling universal deployment scenarios.
- Redundant Maintenance Features: Equipped with USB, Ethernet, and service ports for software upgrades, LMT (local maintenance tool), or remote U2000 platform access.
Technical Specifications
Attribute | Specification |
| Board Type | Universal Main Processing & Transmission Unit (UMPTe2) |
| BBU Compatibility | Huawei BBU3900, BBU3910, BBU5900 series |
| RAT Modes Supported | GSM, UMTS, LTE (FDD/TDD), NB‑IoT, NR (Sub‑6 GHz) |
| Max Carriers | GSM/UMTS – up to 72 carriers; LTE TDD/NB‑IoT – 72 cells |
| Signaling Capacity (BHCA) | Up to 5,200,000 in complex LTE configurations |
| Throughput | Up to 20 Gbps aggregate MAC layer |
| Transmission Ports | Multiple FE/GE/IP/E1/T1 via Ethernet & transmission interfaces |
| Form Factor | Board module with ~3.5 kg weight |
| Power Supply | -48 V DC |
| Monitoring & Management | LMT/U2000, USB service port, maintenance interfaces |
| Certifications | CE, FCC, RoHS |
| Dimension & Weight | ~442 × 86 × 310 mm; 3.5–5 kg |
Core Functions & Features
1. Centralized Signal Processing
- Coordinates signaling flows, including RRC, DRB, security, and bearer control.
- Supports critical RAT signaling across GSM, UMTS, LTE, NB‑IoT, and NR modes.
2. Scalable Multi‑RAT Capability
- Automatically detects and configures for active network modes.
- Enables dynamic RAT coexistence via U2000 orchestration or LMT.
3. High‑Throughput Connectivity
- The board enables robust Ethernet and transmission support, with four FE/GE ports and ATM/IP E1/T1 interfaces.
- Ideal for sites requiring aggregated high-capacity bearer streams.
4. Advanced Maintenance & Monitoring
- Built-in USB and maintenance ports allow convenient firmware updates.
- Compatible with Huawei’s U2000 and LMT tools for performance metrics and configuration.
5. Carrier‑Class Reliability
- With CE, FCC, and RoHS approvals, the board meets telecom‑grade quality.
- Redundant signal ports and secure power ensure continuous operation.
Installation & Compatibility
- Slot Pairing: Designed for specific slots within BBU frame—follow BBU3900/5900 documentation closely.
- Board Alignment: Align edge connectors and secure board; observe anti-static protocol.
- Power & Reboot: Apply -48 V DC power; use BBU’s software UI to verify board recognition.
- Firmware Update: USB or Ethernet used for LMT/U2000‑based remote flashing after installation.
- Capacity Configuration: Define cell/carrier setups via NMS (U2000) or LMT.
Frequently Asked Questions
What is a UMPTe2 board used for?
As the universal main processing and transmission unit, UMPTe2 handles multi‑RAT traffic, signaling orchestration, and uplink/downlink bearer networking in Huawei BBU platforms. It ensures versatile deployments—covering LTE, NB‑IoT, and NR.
Which BBU units support UMPTe2?
Compatible with BBU3900, BBU3910, and BBU5900. Selection depends on your base station series and desired network configurations
How many simultaneous cells and carriers can UMPTe2 manage?
- LTE (TDD/FDD): Up to 72 cells
- NB‑IoT: Sharing within LTE carrier pool
- NR (Sub‑6 GHz): Integrated within LTE cell counts
- GSM/UMTS: Up to 72 carriers in GU mode
- LTE NB‑IoT & LTE TDD combined: 72 cells, 20 Gbps MAC throughput replicated.
What is the BHCA capacity?
The UMPTe2 board supports high-density signaling—up to 5,200,000 BHCA in mid-range configurations, ensuring robustness under heavy load.
Can it support 5G NR?
Yes. UMPTe2 supports NR in sub‑6 GHz spectrum, and when paired with compatible baseband units (e.g., UBBPg), it offers full 5G capability with dynamic FDD/TDD coordination.
Is UMPTe2 only for LTE?
No. The board is multi‑RAT by design: it supports GSM, UMTS, LTE-FDD/TDD, NB‑IoT, and 5G NR, making it future-proof and flexible.
How is the board updated or configured?
Via integrated USB service port or Ethernet maintenance port. Configuration and firmware updates are managed through Huawei LMT or U2000 platforms.
Does UMPTe2 require special cabling/feeds?
Standard power (-48 VDC) and Ethernet based FE/GE or E1/T1 connections are used. Ensure proper cable routing and redundancy to meet carrier-grade reliability.
What certifications does it have?
Fully certified (CE, FCC, RoHS), ensuring compliance with global electromagnetic, safety, and environmental standards.
Can UMPTe2 replace older UMPTb boards?
Yes, it offers backward compatibility for multi‑RAT and enhanced throughput. However, verify slot-type compatibility and perform software roll‑out per Huawei’s maintenance procedures.
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