EX4100-48T 为交流供电的 1U 交换机，采用前进后出气流，配备冗余风扇和 150 W 交流电源。提供 48 个 10/100/1000BASE-T 接入端口、四个 10GbE 端口和四个 25GbE 端口，具备 200 Gbps Virtual Chassis 互连能力、MACsec AES256 加密，单向包交换容量为 188 Gbps。不含电源和风扇模块时重 10 lb（4.54 kg）。
本产品与“大型企业”中其他产品的对比。
| Installation method | — | DIN rail | Rack 19", Desktop, Wall |
| Link technology | Ethernet | Ethernet | Ethernet |
将该产品的全部信息汇集于一份 PDF，可直接打印或与团队分享。
| Port speed | 1G | 10G | 10G |
| Rack Units Height | 1 U | — | 1 U |
| Product line | Juniper EX | — | — |
| Lifecycle status | Active | — | — |
| Operating temperature | 0 to 45 °C | — | -5 to 50 °C |
| Specification group | active | — | active |
| Downlink Media Type | Ethernet | Ethernet | Ethernet |
| Downlink Ports | 48 ports | 8 ports | 24 ports |
| Downlink Speed | 1 Gbps | 1 Gbps | 1 Gbps |
| Uplink Media Type | Fiber | Fiber | Fiber |
| Uplink Speed | 25 Gbps | 10 Gbps | 10 Gbps |
| AC Input Voltage | 100 to 240 V | — | 90 to 290 V |
| DC Input Voltage | — | 48 to 57 V | — |
| HVDC Input Voltage | — | — | 190 to 290 V |
| Input Frequency | — | — | 45 to 65 Hz |
| PoE | No | Yes | Yes |
| PoE Budget | — | 220 W | 400 W |
| PoE Output Type | — | PoE 802.3af, PoE+ 802.3at | PoE+ 802.3at |
| Input Type | AC mains | DC | AC mains, DC |
| Network Ports | Copper and Ethernet · 1G · Ethernet · 48 ports, Fiber Optic Transceiver · 10G · Fiber · 4 ports, Fiber Optic Transceiver · 25G · Fiber · 4 ports | Copper and Ethernet · 1G · Ethernet · 8 ports, Fiber Optic Transceiver · 1G · Fiber · 2 ports, Fiber Optic Transceiver · 10G · Fiber · 2 ports | Copper and Ethernet · 1G · Ethernet · 24 ports, Fiber Optic Transceiver · 10G · Fiber · 4 ports |
| Device Role | Switch | Switch | Switch |
| Width | 441 mm | — | — |
| Height | 43.7 mm | — | — |
| Depth | 382.4 mm | — | — |
| Weight | 4.54 kg | — | — |
| Switching capacity | 376 Gbps | — | — |
| Forwarding capacity | 279 Mpps | — | — |
| MAC address table size | 64000 count | — | — |
| Number of fans | 2 count | — | — |
| Operating humidity | 5 to 90 % | — | — |
| Storage temperature | -40 to 70 °C | — | — |
| Storage humidity | 0 to 90 % | — | — |
| Maximum altitude | 1828.8 m | — | — |
| Processor model | ARM | — | — |
| CPU maximum clock | 1.7 GHz | — | — |
| Memory capacity | 4 GB | — | — |
| Onboard storage capacity | 8 GB | — | — |
| Cooling method | Active (fan) | — | — |
| Acoustic noise | 39.2 dB | — | — |
| Maximum frame size | 9216 bytes | — | — |
| Input current, maximum | 30 A | — | — |
| Device management | SNMP, CLI | — | — |
| Lifetime warranty | Yes | — | — |
| Compliance standard | FCC Part 15 Class A, ICES-003 Class A, EN 55032, CISPR 32 Class A, EN 55024, CISPR 24, EN 55035, CISPR 35, AS/NZS CISPR 32 Class A, VCCI Class A, CNS 13438 Class A, KN 32 Class A, KN 35, CAN/CSA C22.2 No. 62368-1, CAN/CSA C22.2 No. 60950-1, UL 62368, UL 60950-1, IEC 62368-1, IEC 60950-1, IEC 60825-1 | — | — |
| Security features | DoS protection | — | — |
| IP protocols | DHCP, IPv4, IPv6, DNS, NTP, TLS | — | — |
| Power supply type | Hot-swappable module | — | — |
| Switching features | Spanning Tree (STP, 802.1D), Rapid Spanning Tree (RSTP, 802.1w), Multiple Spanning Tree (MSTP, 802.1s), Link aggregation (LACP, 802.3ad), VLANs (802.1Q), Traffic prioritisation (802.1p), DSCP QoS, Flow control (802.3x), IGMP snooping, MLD snooping, LLDP (802.1AB), LLDP-MED, Port mirroring, Auto MDI/MDI-X, Cable diagnostics, Access control lists (MAC/IP) | — | — |
| Management protocols | SNMPv1, SNMPv2c, SNMPv3, HTTP, HTTPS, SSH, SCP, Syslog, RADIUS, TACACS+ | — | — |
| Link aggregation groups | 128 count | — | — |
| Ports per aggregation group | 8 ports | — | — |
| QoS queues | 12 count | — | — |
| Switching layer | Layer 3 | — | — |
| Management level | Managed | — | — |
| Airflow direction | Front-to-back | — | — |
| Maximum airflow | 65.8 CFM | — | — |
| Maximum VLANs | 4094 count | — | — |
| Maximum ARP entries | 32000 count | — | — |
| Maximum ACLs | 4092 count | — | — |
| Directives | RoHS | — | — |
| Stack members | 10 count | — | — |
| Stacking bandwidth | 200 Gbps | — | — |
| IPv4 unicast routes | 32650 count | — | — |
| IPv6 unicast routes | 16200 count | — | — |
| VRF instances | 1000 count | — | — |
| MSTP instances | 64 count | — | — |
| Mirroring sessions | 4 count | — | — |
| Routing protocols | Static routing, RIP, RIPng, OSPF, OSPFv3, IS-IS, BGP, PIM, VRRP, BFD | — | — |