Huawei NetEngine A821 E Product Description

Product Overview

Hardware Specifications

• Chassis: 1U box‑type; dimensions 43.6 mm(H) × 320 mm(W) × 220 mm(D); weight 2.7 kg; supports 19‑inch rack‑mount, cabinet depth ≥300 mm
• Interfaces: 2 × 10GE/GE SFP+ optical ports, 8 × GE/FE SFP optical ports, 8 × GE/FE RJ45 electrical ports; plus console port, management Ethernet port and USB port华为企业业...
• Switching capacity: 72 Gbps; Forwarding performance: 108 MppsAlibaba.co...
• Cooling: 3 built‑in intelligent speed‑adjustable fans for forced air cooling华为企业业...
• Power supply: Supports single‑AC, dual‑AC, AC+DC hybrid power modes; AC input 100‑240 V, DC input 12 V; typical power consumption 70 W, rated power 120 W
• Operating environment: Operating temperature ‑5°C ~ +55°C; humidity 5%‑95% RH, non‑condensing
• Reliability: Carrier‑grade availability up to 0.99999; supports BFD fast failure detection; Zero‑Touch Provisioning (ZTP) for automatic remote deployment

Software & Key Features

1. SRv6 One‑Hop Cloud Access

   Native SRv6 BE and SRv6 Policy stack delivers minute‑level service activation. Application‑aware and tenant‑aware intelligent path selection based on latency and bandwidth guarantees end‑to‑end SLA for multi‑cloud access, simplifying cross‑domain enterprise networking architecture华为企业业....
2. Hardware‑based FlexE Network Slicing

   Supports FlexE hard isolation with Mbps‑level slicing granularity. Multiple services including office, production and management traffic run over shared physical infrastructure with strict bandwidth isolation, meeting differentiated SLA requirements for industry private‑network lines华为企业业....
3. Complete Routing, VPN and Multicast Protocol Suite

   Supports IPv4/IPv6 static route, RIP, OSPF, IS‑IS, BGP, BIERv6. Comprehensive multicast functions: IGMP, PIM‑SM/SSM, MBGP, NG‑MVPN. Supports EVPN, L2VPN, L3VPN and MPLS LDP for multi‑tenant service bearing. Native SD‑WAN capability optimizes multi‑link enterprise egress traffic.
4. Layer 2 Feature Set

   VLAN, QinQ, Bridge Domain, STP/RSTP/MSTP, LACP link aggregation, G.8032 ERPS ring protection and transparent transmission of Layer‑2 control protocols.
5. Intelligent O&M with Telemetry & IFIT

   Centralized management by Huawei iMaster NCE controller. Supports Telemetry streaming telemetry and IFIT in‑band flow measurement to achieve real‑time SLA visualization and fast fault location. Open YANG and RESTful APIs support integration with third‑party orchestration platforms华为.
6. Integrated Enterprise‑Grade Security

   Built‑in ACL filtering, stateful firewall, IPsec & MACsec link encryption, NAT and anti‑DDoS defense, providing end‑to‑end security protection for branch‑to‑cloud and private‑network transmission.

Typical Deployment Scenarios

• Enterprise headquarters egress and large‑size branch gateway
• Metropolitan access for digital government, finance outlets and campus networks
• Smart manufacturing, energy and mining industrial private‑network access
• Multi‑service bearing scenarios requiring hardware network slicing
• Sites requiring ZTP automatic deployment and multi‑cloud intelligent access

Packaging & Accessories