SPECIFICATION

General
Device Type Switch-48 Ports - Managed
Enclosure Type Rack -Mounted
Authentication Method Extensible Authentication Protocol (EAP) , RADIUS , Secure Shell v.2 (SSH2) , TACACS , TACACS+
VLAN 4096
Compliant Standards IEEE 802.1ab (LLDP) , IEEE 802.1D , IEEE 802.1p , IEEE 802.1Q , IEEE 802.1s , IEEE 802.1w , IEEE 802.1x , IEEE 802.3ad (LACP) , IEEE 802.3af
Network Features Redundant power supplies, Hot-swappable fan tray with multiple blowers, Redundant Trunk Group (RTG), Cross-member link aggregation, Carrier-class hardware, Non-Stop Bridging (NSB) and Non-Stop Routing (NSR), Non-Stop Software Upgrade (NSSU), IPv4 and IPv6 routing support
Security Features MAC limiting (per port and per VLAN) , Allowed MAC addresses � configurable per port , Dynamic ARP inspection (DAI) , IP source guard , Local proxy ARP , Static ARP support , DHCP snooping , Captive Portal , Persistent MAC address configurations , DDoS protection (CPU control path flooding protection)
QoS Features Layer 2 QoS , Layer 3 QoS , Ingress policing: 1 rate 2 color , Hardware queues per port: 8 , Scheduling methods (egress): Strict priority (SP), Shaped Deficit Weighted Round-Robin (SDWRR) , 802.1p, DSCP/IP Precedence trust and marking , Layer 2-4 classification criteria: Interface, MAC address, Ethertype, 802.1p, VLAN, IP address, DSCP/IP Precedence, TCP/UDP port numbers, etc. , Congestion avoidance capabilities: Tail Drop
Management & Monitoring Junos OS CLI , Web interface , Out-of-band management: Serial; 10/100/1000BASE-T Ethernet , ASCII configuration , Rescue configuration , Configuration rollback , Image rollback , LCD management , Element management tools: Network and Security Manager (NSM) , Remote performance monitoring , Junos SDK , Proactive services support via Advanced Insight Solutions (AIS) , SNMP: v1, v2c, v3 , RMON (RFC 2819) Groups 1, 2, 3, 9 , NTP , DHCP server , DHCP client and DHCP proxy , DHCP relay and helper , DHCP local server support , RADIUS , Service Now for automated fault detection, simplified trouble ticket management and streamlined operations , TACACS+ , SSHv2 , Secure copy , HTTP/HTTPs , DNS resolver , Syslog logging , Temperature sensor , Config-backup via FTP / secure copy , Interface range specification , Port profile associations
Routing Protocols BGP , IGMP , IGMPv2 , IGMPv3 , IS-IS , OSPF , PIM-SM , Policy-based routing (PBR) , RIP-1 , RIP-2 , Static IP routing , VRRP
First Hop Redundancy Virtual Router Redundancy Protocol (VRRP)
Flash Memory 1 GB
Jumbo Frame Support 9216 bytes
MAC Address Table Size 32000
Stacking Virtual Chassis
Max Units In A Stack Upto 10 Switches
Performance 136 Gbps, 101 Mpps
Power Over Ethernet (PoE) PoE
PoE Budget 320 Watt
Ports Trade Agreement Act-compliant 48-port10/100/1000BASE-T (48 PoE ports) + 930 WAC PSU
Processor 1 GHz PowerPC CPU
RAM 1 GB with ECC
Status Indicators N/A
 
Dimensions & Weight
Depth 16.43 in
Height 1.72 in
Width 17.41 in
Weight 8.3 kg
 
Environmental Parameters
Humidity Range Operating 10% to 85% (noncondensing)
Humidity Range Storage 0% - 95% (non-condensing)
Max Operating Temperature 113� F
Max Storage Temperature 158�F
Min Operating Temperature 32� F
Min Storage Temperature �40�F
 
Expansion / Connectivity
Expansion Slots N/A
Interfaces Trade Agreement Act-compliant 48-port10/100/1000BASE-T (48 PoE ports) + 930 WAC PSU
Manufacturer Warranty Enhanced Limited Lifetime Warranty
 
Miscellaneous
Safety/Compliant Standards UL-UL60950-1(First Edition) , C-UL to CAN/CSA 22.2 No. 60950-1 (First Edition) , TUV/GS to EN 60950-1, Amendment A1-A4, A11 , CB-IEC60950-1, all country deviations
MTBF N/A
 
Power
Features Internal Power Supply
Power Device Internal Power Supply
Power Redundancy Redundant Power Supply
Voltage Required AC 120/230 V
 
Software / System Requirements
Software Included JUNOS OS
 

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