Huawei NetEngine 20E‑S4 (NE20E‑S4) Universal Service Router Full Product Description

1. Short Overview

Naming & Variant Breakdown

• NE20E‑S4: 3U rack‑mount chassis, 2 main‑control slots, 4 PIC service slots; supports AC and ‑48V DC power input.
• NE20E‑S2E/S2F: 2U box‑type models with fixed ports for edge‑aggregation scenarios.
• NE20E‑S8/S16: Higher‑capacity modular chassis with more service slots for large‑scale core‑aggregation.
• NE40E‑M2K: Carrier‑oriented box‑type router optimized for operator metro‑edge bearer.

Difference vs other models: NE20E‑S4 adopts modular architecture with independent main‑control and service slots, providing stronger expansion capability than fixed‑port S2F. Compared with higher‑end S8/S16, S4 delivers balanced performance for medium‑scale enterprise and industry regional aggregation. Different from carrier‑grade NE40E‑M2K, NE20E‑S4 focuses on enterprise and industry private‑network scenarios, while M2K emphasizes full‑feature SR‑MPLS/SRv6 for operator bearer.

Core Differentiators

1. 3U compact 19‑inch rack‑mount chassis with shallow depth of 220 mm, saving cabinet space; main‑control, power modules and fan trays support 1+1 redundancy, supporting wide‑temperature operation to adapt to harsh‑environment deployment华为企业业....
2. Up to320 Gbps bidirectional switching capacity,180 Mpps forwarding performance; 4 PIC service slots support flexible deployment of 100GE/40GE/25GE/10GE/GE, POS/CPOS and E1/T1 low‑rate interface cards to meet diversified WAN access demands.
3. Supports IPv4/IPv6 dual‑stack, MPLS L2/L3VPN, EVPN‑VXLAN, VLL/VPLS, MVPN, GRE, on‑board IPsec/MACsec and CGNAT, bearing multi‑branch interconnection, park egress and industry converged services.
4. Supports Synchronous Ethernet and 1588v2 PTP, satisfying time‑synchronization requirements for industrial and mobile service scenarios.
5. Supports ISSU in‑service upgrade, NSR/GR, hardware BFD, IP FRR, MPLS FRR, VRRP, Ethernet OAM Y.1731; supports Telemetry streaming and IP FPM for intelligent O&M and fast fault location.

2. Hardware Interface & Physical Specifications

Core Hardware Performance

• Switching Capacity:320 Gbps (bidirectional)
• Forwarding Performance:180 Mpps
• Slot allocation: 2 main‑control slots, 4 PIC service slots
• Redundancy: 1+1 main‑control; 1+1 power supply; 1+1 fan tray
• Typical full‑configuration power consumption: DC 398W / AC 456W

Mechanical Parameters

• Dimensions (H × W × D):132 mm × 442 mm × 220 mm (3U)
• Installation: IEC 19‑inch / ETSI 21‑inch standard rack‑mount
• Operating environment
  • Operating temperature: ‑40 °C ~ +65 °C
  • Storage temperature: −40 °C ~ +70 °C
  • Relative humidity: 5%‑85% non‑condensing
  • Max altitude: 5000 m (temperature derating required for high altitude)华为企业业...

Supported Interfaces (via PIC cards)

• High‑speed optical: 100GE QSFP28, 40GE QSFP+, 25GE SFP28, 10GE SFP+, GE SFP
• Low‑rate services: POS, CPOS, E1‑75Ω/120Ω, FE electrical ports
• Management interfaces: RJ45 CON/AUX console, Mini‑USB console, out‑of‑band GE management Ethernet port, USB 2.0 Host port

3. Software Feature Suite (VRP Platform)

Routing & WAN Connectivity

• IPv4 / IPv6 dual‑stack: Static route, RIP, OSPFv2/v3, IS‑IS, BGP‑4/BGP4+, policy‑based routing(PBR), ECMP load‑balance
• MPLS: LDP, RSVP‑TE, L3VPN, VLL/VPLS, EVPN‑VXLAN, PWE3
• Multicast: IGMPv1/v2/v3, PIM‑SM/SSM, MSDP, MBGP, MVPN
• Access features: PPPoE, IPoE, L2TP, CGNAT, GRE, on‑board IPsec VPN

Slicing & Protection

• Protection suite: IP FRR, MPLS FRR, multi‑protocol hardware BFD, VRRP, E‑Trunk, G.8032 ERPS ring protection, ISSU, NSR/GR
• L2 features: STP/RSTP/MSTP, QinQ, VLAN stacking, Ethernet OAM Y.1731

QoS & Clock Synchronization

• QoS: Traffic policing, shaping, multi‑level queue scheduling, WRED congestion avoidance, DSCP / 802.1p marking, NetStream, IP hard‑pipe
• Clock: 1588v2 PTP, Synchronous Ethernet

Security Features

• ACL, URPF, anti‑DoS attack defense
• AAA authentication: RADIUS, HWTACACS+
• IPsec VPN tunnel, MACsec link encryption, national cryptographic algorithm support

Management & O&M

• Local management: CLI over CON/AUX / Mini‑USB console
• Remote management: SSHv2, HTTPS, NETCONF, SNMP v1/v2c/v3, Syslog, NTP, TWAMP
• Intelligent O&M: NCE‑driven zero‑touch provisioning, Telemetry streaming, NQA / IP FPM network quality detection

4. Typical Deployment Scenarios

1. Medium‑and‑Large Enterprise Core Router: Acts as enterprise core gateway for multi‑branch interconnection and Internet egress.
2. Campus & Industrial‑Park Egress Node: Serves as park egress router for multi‑building service traffic aggregation.
3. Vertical‑industry Private‑network Regional Aggregation: Deployed for government, energy, transportation and finance private‑network regional aggregation layer.
4. Small‑operator POP‑site Aggregation: Functions as edge aggregation for small‑scale operator sites.
5. Medium‑size DC Gateway: Acts as access‑side gateway for medium‑size data‑centers.

5. Standard Package Contents of NE20E‑S4

Note: Main‑control boards, PIC interface cards, optical transceivers and advanced‑feature licenses are sold separately according to project requirements.

Software Licensing Information

Short Commercial Catalog Summary