[properties]

Properties	Juniper EX4400-24T-DC-AFI
Description	24-port 10/100/1000BASE-T + 550 W DC PS (back-to-front airflow) (DAC for Virtual Chassis ordered separately)
Product Family	EX4400 Series
Product Type	Ethernet Switch
GbE Port Density	30 (24 1GbE host ports + 2 100GbE ports + optional 4 port 1GbE/10GbE or 10/25GbE extension module) -100GbE port density per system: 2 (all models) -10GbE port density per system: 4 1GbE/10GbE (extension module)
Dimensions (HxWxD) Inches	• With power supply installed: 17.39 x 1.72 x 16.93 in. (44.17 x 4.37 x 43 cm) • With power supply, extension module, and fan module: 17.39 x 1.72 x 17.26 in. (44.17 x 4.37 x 43.84 cm) • Height: 1 U
Weight	• EX4400 switch and EX4400 Multigigabit switch (with no power supply or fan module): 13.01 lb (5.9 kg) • 550 W AC power supply: 1.76 lb (0.8 kg) • 550 W DC power supply: 1.65 lb (0.75 kg) • 1050 W AC power supply: 1.98 lb (0.9 kg) • 1600 W AC power supply: 2.0 lb (0.91 kg) • EX4400-EM-4S: 0.2 lb (0.09 kg) • EX4400-EM-4Y: 0.29 lb (0.13kg) • Fan module: 0.26 lb (0.12 kg) • EX4400 Multigigabit switch (supports only 1050 W AC and 1600 W AC power supplies)
Extension Module Options	• EX4400-EM-4S, 4 port SFP+ • EX4400-EM-4Y, 4 port SFP28
Backplane	400 Gbps Virtual Chassis interconnect to combine up to 10 units as a single logical device
	Power Supply Rating
	550W DC AFI
Acoustic Noise in DB
EX4400-24T-DC-AFI	• Power supplies: Autosensing; 100-120 V/200-240 V; 550 W, 1050 W, 1600 W AC AFO and 550 W AC AFI dual load sharing hot-swappable internal redundant power supplies • Maximum current inrush: 30 amps • DC power supply: 550 W DC AFO and 550 W DC AFI; input voltage range 48-60 V max; dual load-sharing hot-swappable internal redundant power supplies • Minimum number of PSUs required for fully loaded chassis: 1 per switch

[/properties]

[specifications]

Specifications	EX4400-24T-DC-AFI
DRAM	4 GB with Error Correcting Code (ECC)
Storage	20 GB
CPU	2.2 GHz Quad-Core Intel x86 CPU
Physical Layer	• Time domain reflectometry (TDR) for detecting cable breaks and shorts: EX4400-24P/T/MP and EX4400-48P/T/MP • Auto medium-dependent interface/medium-dependent interface crossover (MDI/MDIX) support: EX4400-24P/T/MP and EX4400-48P/T/MP • Port speed downshift/setting maximum advertised speed on 10/100/1000BASE-T ports: EX4400-24P/T and EX4400-48P/T only • Digital optical monitoring for optical ports
Packet-Switching Capacities	324 Gbps (unidirectional)/648 Gbps (bidirectional)
Software Specifications
Layer 2/Layer 3 Throughput (Mpps) (Maximum with 64 Byte Packets)	482Mpps
Layer 2 Switching	• Maximum MAC addresses per system: 112,000 • Jumbo frames: 9216 Bytes • Number of VLANs supported: 4093 • Range of possible VLAN IDs: 1 to 4094 • Virtual Spanning Tree (VST) instances: 510 • Port-based VLAN • Voice VLAN • Physical port redundancy: Redundant trunk group (RTG) • Compatible with Per-VLAN Spanning Tree Plus (PVST+) • Routed VLAN interface (RVI) • Uplink failure detection (UFD) • ITU-T G.8032: Ethernet Ring Protection Switching • IEEE 802.1AB: Link Layer Discovery Protocol (LLDP) • LLDP-MED with VoIP integration • Default VLAN and multiple VLAN range support • MAC learning deactivate • Persistent MAC learning (sticky MAC) • MAC notification • Private VLANs (PVLANs) • Explicit congestion notification (ECN) • Layer 2 protocol tunneling (L2PT) • IEEE 802.1ak: Multiple VLAN Registration Protocol (MVRP) • IEEE 802.1p: CoS prioritization • IEEE 802.1Q: VLAN tagging • IEEE 802.1X: Port Access Control • IEEE 802.1ak: Multiple Registration Protocol • IEEE 802.3: 10BASE-T • IEEE 802.3u: 100BASE-T • IEEE 802.3ab: 1000BASE-T • IEEE 802.3z: 1000BASE-X • IEEE 802.3bz: 2.5GBASE-T and 5GBASE-T • IEEE 802.3ae: 10-Gigabit Ethernet • IEEE 802.3by: 25-Gigabit Ethernet • IEEE 802.3af: Power over Ethernet • IEEE 802.3at: Power over Ethernet Plus • IEEE 802.3bt: 90 W Power over Ethernet • IEEE 802.3x: Pause Frames/Flow Control • IEEE 802.3ah: Ethernet in the First Mile
Layer 3 Features: IPv4	• Maximum number of ARP entries: 24,000 • Maximum number of IPv4 unicast routes in hardware: 130,048 prefixes; 81,000 host routes • Maximum number of IPv4 multicast routes in hardware: 40,000 multicast routes • Routing protocols: RIPv1/v2, OSPF, BGP, IS-IS • Static routing • Routing policy • Bidirectional Forwarding Detection (BFD) • L3 redundancy: Virtual Router Redundancy Protocol (VRRP) • VRF-Lite: 1000
Layer 3 Features: IPv6	• Maximum number of Neighbor Discovery (ND) entries: 12,000 • Maximum number of IPv6 unicast routes in hardware: 87,000 prefixes; 40,000 host routes • Maximum number of IPv6 multicast routes in hardware: 20,000 multicast routes • Routing protocols: RIPng, OSPFv3, IPv6, ISIS • Static routing
Access Control Lists (ACLs) (Junos OS Firewall Filters)	• ACL entries (ACE) in hardware per system: - Port-based ACL (PACL) ingress: 2048 - VLAN-based ACL (VACL) ingress: 2048 - Router-based ACL (RACL) ingress: 2048 - Egress shared across PACL and VACL: - Port-based ACL (PACL) egress: 1024 - Vlan based ACL (VACL) egress: 512 - Egress shared across PACL and VACL: 512 - Egress across RACL: 1024 • ACL counter for denied packets • ACL counter for permitted packets • Ability to add/remove/change ACL entries in middle of list (ACL editing) • L2-L4 ACL
Security	• MAC limiting (per port and per VLAN) • Allowed MAC addresses: 112,000 • Dynamic Address Resolution Protocol (ARP) inspection (DAI) • IP source guard • Local proxy ARP • Static ARP support • Dynamic Host Configuration Protocol (DHCP) snooping • Captive portal • Persistent MAC address configurations • Distributed denial of service (DDoS) protection (CPU control path flooding protection)
High Availability	• Redundant, hot-swappable power supplies • Redundant, field-replaceable, hot-swappable fans • GRES for Layer 2 hitless forwarding and Layer 3 protocols on RE failover • Graceful protocol restart (OSPF, BGP) • Layer 2 hitless forwarding on RE failover • Nonstop bridging: LACP, xSTP • Nonstop routing: PIM, OSPF v2 and v3, RIP v2, RIPng, BGP, BGPv6, ISIS, IGMP v1, v2, v3 • Online insertion and removal (OIR) uplink module
Quality of Service (QoS)	• L2 QoS • L3 QoS • Ingress policing: 1 rate 2 color • Hardware queues per port: 12 (8 unicast + 4 multicast) • Scheduling methods (egress): Strict priority (SP), weighted deficit round-robin (WDRR) • 802.1p, DiffServ code point (DSCP)/IP precedence trust and marking • L2-L4 classification criteria: Interface, MAC address, Ethertype, 802.1p, VLAN, IP address, DSCP/IP precedence, TCP/UDP port numbers, and more • Congestion avoidance capabilities: Tail drop, weighted random early detection (WRED)
Multicast	• IGMP: v1, v2, v3 • IGMP snooping • Multicast Listener Discovery (MLD) snooping • Protocol Independent Multicast-Sparse Mode (PIM-SM), PIM Source-Specific Mode (PIM-SSM), PIM Dense Mode (PIM-DM)
Device Management and Operations	• Junos OS CLI • Out-of-band management: Serial; 10/100/1000BASE-T Ethernet • Rescue configuration • Configuration rollback • Image rollback • RMON (RFC2819) groups 1, 2, 3, 9 • Remote performance monitoring • SNMP: v1, v2c, v3 • Network Time Protocol (NTP) • DHCP server • DHCP client and DHCP proxy • DHCP relay and helper • DHCP local server support • RADIUS • TACACS+ • SSHv2 • Secure copy • HTTP/HTTPs • Domain Name System (DNS) resolver • System logging • Temperature sensor • Configuration backup via FTP/secure copy
Management and Analytics Platforms	Juniper Mist Wired Assurance for Campus Junos Space®Network Director for Campus Junos Space® Management
Spanning Tree	• IEEE 802.1D: Spanning Tree Protocol • IEEE 802.1s: Multiple instances of Spanning Tree Protocol (MSTP) • Number of MST instances supported: 64 • Number of VLAN Spanning Tree Protocol (VSTP) instances supported: 510 • IEEE 802.1w: Rapid reconfiguration of Spanning Tree Protocol
Link Aggregation	• IEEE 802.3ad: Link Aggregation Control Protocol • 802.3ad (LACP) support: - Number of LAGs supported: 128 - Maximum number of ports per LAG: 16 • LAG load-sharing algorithm bridged or routed (unicast or multicast) traffic: - IP: S/D IP - TCP/UDP: S/D IP, S/D Port - Non-IP: S/D MAC • Tagged ports support in LAG
Access Security	• 802.1X port-based • 802.1X multiple supplicants • 802.1X with VLAN assignment • 802.1X with authentication bypass access (based on host MAC address) • 802.1X with VoIP VLAN support • 802.1X dynamic ACL based on RADIUS attributes • 802.1X Supported Extensible Authentication Protocol (EAP) types: Message Digest 5 (MD5), Transport Layer Security (TLS), Tunneled TLS (TTLS), Protected Extensible Authenticated Protocol (PEAP) • MAC authentication (RADIUS) • Control plane DoS protection • Radius functionality over IPv6 for authentication, authorization, and accounting (AAA) • DHCPv6 snooping • IPv6 neighbor discovery • IPv6 source guard • IPv6 RA guard • IPv6 Neighbor Discovery Inspection • MACsec
Cooling	• Field-replaceable fans: 2 • Total maximum airflow throughput with two power supplies: 61 CFM
Operating temperature	32° to 113° F (0° to 45° C)
Storage temperature	-40° to 158° F (-40° to 70° C)
Operating altitude	up to 6000 ft at 40° C (1828.8m)
Non-operating altitude	up to 16,000 ft (4877 m)
Relative humidity operating	5% to 90% (noncondensing)
Relative humidity non-operating	0% to 90% (noncondensing)
Safety Requirements Chassis and Optics	• CAN/CSA-C22.2 No. 62368-1 and 60950-1 • UL 62368-1 and 60950-1 • IEC 62368-1 and 60950-1 (All country deviations): CB Scheme report • IEC 62368-3 for USB and PoE: CB Scheme report • CFR, Title 21, Chapter 1, Subchapter J, Part 1040 • REDR c 1370 OR CAN/CSA-E 60825-1- Part 1 • IEC 60825-1 • IEC 60825-2
Electromagnetic Compatibility (EMC) Requirements	• FCC 47 CFR Part 15 • ICES-003 / ICES-GEN • EN 300 386 V1.6.1 • EN 300 386 V2.1.1 • EN 55032 • CISPR 32 • EN 55024 • CISPR 24 • EN 55035 • CISPR 35 • IEC/EN 61000 Series • AS/NZS CISPR 32 • VCCI-CISPR 32 • BSMI CNS 13438 • KN 32 and KN 35 • KN 61000 Series • TEC/SD/DD/EMC-221/05/OCT-16 • TCVN 7189 • TCVN 7317
Telco	CLEI code
Environmental	Reduction of Hazardous Substances (ROHS) 6/6
Energy Efficiency	• AT&T TEER (ATIS-06000015.03.2013) • ECR 3.0.1 • ETSI ES 203 136 V.1.1.1 • Verizon TEEER (VZ.TPR.9205)
Troubleshooting	• Debugging: CLI via console, Telnet, or SSH • Diagnostics: Show and debug command, statistics • Traffic mirroring (port) • Traffic mirroring (VLAN) • IP tools: Extended ping and trace • Juniper Networks commit and rollback
Traffic Monitoring	• ACL-based mirroring • Mirroring destination ports per system: 4 - LAG port monitoring - Multiple destination ports monitored to 1 mirror (N:1) • Maximum number of mirroring sessions: 4 • Mirroring to remote destination (over L2): 1 destination VLAN

[/specifications]

[accesories]

Accessories and License Upgrade PIDs
Product Number
EX-4PST-RMK	Adjustable 4-post rack-mount kit for EX4400
EX-RMK	Rack-mount kit for EX4400
EX-WMK	Wall-mount kit for EX4400
Subscription Licenses
Product Number	Description
S-EX-A-C2-1	Software, EX Series Advanced license, Class 2 (24 ports), includes Wired Assurance subscription for EX Series 24-port switches, 1 year
S-EX-A-C2-3	Software, EX Series Advanced license, Class 2 (24 ports), includes Juniper Mist Wired Assurance subscription for EX Series 24-port switches, 3 year
S-EX-A-C2-5	Software, EX Series Advanced license, Class 2 (24 ports), includes Juniper Mist Wired Assurance subscription for EX Series 24-port switches, 5 year
S-EX-P-C2-1	Software, EX Series Premium license, Class 2 (24 ports), includes Wired Assurance subscription for EX Series 24-port switches, 1 year
S-EX-P-C2-3	Software, EX Series Premium license, Class 2 (24 ports), includes Juniper Mist Wired Assurance subscription for EX Series 24-port switches, 3 year
S-EX-P-C2-5	Software, EX Series Premium license, Class 2 (24 ports), includes Juniper Mist Wired Assurance subscription for EX Series 24-port switches, 5 year
S-EX-A-C2-1-COR	Software, EX Series Advanced license, Class 2 (24 ports), includes Juniper Mist Wired Assurance and VNA subscription for EX Series 24-port switches with SVC CORE support, 1 year
S-EX-A-C2-3-COR	Software, EX Series Advanced license, Class 2 (24 ports), includes Juniper Mist Wired Assurance subscription for EX Series 24-port switches, 3 year with SVC CORE support, 3 year
S-EX-A-C2-5-COR	Software, EX Series Advanced license, Class 2 (24 ports), includes Juniper Mist Wired Assurance subscription for EX Series 24-port switches with SVC CORE support, 5 year
S-EX-P-C2-3-COR	Software, EX Series Premium license, Class 2 (24 ports), includes Juniper Mist Wired Assurance subscription for EX Series 24-port switches with SVC CORE support, 3 year
S-EX-P-C2-5-COR	Software, EX Series Premium license, Class 2 (24 ports), includes Juniper Mist Wired Assurance subscription for EX Series 24-port switches with SVC CORE support, 5 year
S-EX-A-C2-1-ND	Software, EX Series Advanced license, Class 2 (24 ports), includes Juniper Mist Wired Assurance and VNA subscription for EX Series 24-port switches with SVC NEXT DAY support, 1 year
S-EX-A-C2-3-ND	Software, EX Series Advanced license, Class 2 (24 ports), includes Juniper Mist Wired Assurance and VNA subscription for EX Series 24-port switches with SVC NEXT DAY support, 3 year
S-EX-A-C2-5-ND	Software, EX Series Advanced license, Class 2 (24 ports), includes Juniper Mist Wired Assurance and VNA subscription for EX Series 24-port switches with SVC NEXT DAY support, 5 year
S-EX-P-C2-1-ND	Software, EX Series Premium license, Class 2 (24 ports), includes Juniper Mist Wired Assurance and VNA subscription for EX Series 24-port switches with SVC NEXT DAY support, 1 year
S-EX-P-C2-3-ND	Software, EX Series Premium license, Class 2 (24 ports), includes Juniper Mist Wired Assurance and VNA subscription for EX Series 24-port switches with SVC NEXT DAY support, 3 year
Perpetual Licenses
Product Number	Description
S-EX-A-C2-P	Software, EX Series Advanced license, Class 2 (24 ports), Perpetual license for EX4400 24-port switches
S-EX-P-C2-P	Software, EX Series Premium license, Class 2 (24 ports), Perpetual license for EX4400 24-port switches
S-EX-MACSEC-C2-P	Software, EX Series MACsec license, Class 2 (24 ports), Perpetual license for EX4400 24-port switches
S-EX-FBT-P	Software, EX Series Flow Based Telemetry license, Perpetual license for all EX4400 switches
Extension Modules
EX4400-EM-4S	EX4400 4-port 1GbE/10GbE SFP+ Extension Module
EX4400-EM-4Y	EX4400 4-port 10/25GbE SFP28 Extension Module

[/accesories]

Juniper EX4400-24T-DC-AFI Switch

The EX4400-24T-DC-AFI combines the benefits of DC power support with a front-to-back airflow design, offering a reliable and scalable solution for networks requiring both direct current power and enhanced cooling. You can expect carrier-class reliability from the EX4400-24T-DC-AFI thanks to the Junos OS and L2/L3 failover capabilities.

Key Features:

• 24 x 1GbE ports
• AFI (back-to-front airflow)
• DC power supply
• Virtual Chassis

You can check the EX4400-24T-DC-AFI datasheet and its compatible accessories from the tabs.