Juniper EX3400 Features Guide

show system services dhcp global
Syntax show system services dhcp global
Release Information Command introduced before Junos OS Release 7.4.
Command introduced in Junos OS Release 9.0 for EX Series switches.
Description (J Series routers and EX Series switches only) Display Dynamic Host Configuration
Protocol (DHCP) global configuration options. Global options apply to all scopes and
clients served by the DHCP server. Global options are overridden if specified otherwise
in scope or client options. Scope options apply to specific subnets or ranges of addresses.
Client options apply to specific clients.
Options This command has no options.
Required Privilege
Level
view and system
List of Sample Output show system services dhcp global on page 450
Output Fields Table 28 on page 449 describes the output fields for the showsystem services dhcp global
command. Output fields are listed in the approximate order in which they appear.
Table 28: show system services dhcp global Output Fields
Field DescriptionField Name
Length of lease time assigned to BOOTP clients.BOOTP lease length
Lease time assigned to clients that do not request a specific lease
time.
Default lease time
Minimum time a client retains an IP address lease on the server.Minimum lease time
Maximum time a client can retain an IP address lease on the server.Maximum lease time
User-defined options created for the DHCP server. If no options
have been defined, this field is blank.
DHCP options
449Copyright © 2017, Juniper Networks, Inc.
Chapter 14: Operational Commands (DHCP and DHCP Relay)

Juniper EX3400 Specifications

General

Switch type	Managed
Switch layer	L2/L3
Quality of Service (QoS) support	Yes
Safety	UL-UL60950-1, C-UL CAN/CSA 22.2 No.60950-1, TUV/GS to EN 60950-1, CB-IEC60950-1, EN 60825-1
Form factor	1U
Product color	Black
Electromagnetic compatibility	FCC 47CFR 15 A, EN 55022 A, ICES-003 A, VCCI A, AS/NZS CISPR 22 A, CISPR 22 A, EN 55024, EN 300386, CE
SFP+ module slots quantity	4
QSFP+ module slots quantity	2
Installed SFP+ modules quantity	0
Basic switching RJ-45 Ethernet ports type	Gigabit Ethernet (10/100/1000)
Basic switching RJ-45 Ethernet ports quantity	48
Memory type	DRAM
Noise level	35 dB
Flash memory	2000 MB
Processor frequency	1000 MHz
Virtual stacking (units)	10
Throughput	250 Mpps
Jumbo frames	9216
MAC address table	32000 entries
Number of VLANs	4093
Networking standards	IEEE 802.1D, IEEE 802.1Q, IEEE 802.1ab, IEEE 802.1p, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ad, IEEE 802.3ae, IEEE 802.3u, IEEE 802.3z
Virtual LAN features	Port-based VLAN
Copper ethernet cabling technology	10BASE-T, 100BASE-T, 1000BASE-T
Power consumption (max)	120 W
Number of power supply units	1
Operating altitude	0 - 3048 m
Non-operating altitude	3048 - 4877 m
Storage temperature (T-T)	-40 - 70 °C
Operating temperature (T-T)	0 - 45 °C
Storage relative humidity (H-H)	0 - 95 %
Operating relative humidity (H-H)	10 - 85 %
DHCP features	DHCP server, DHCP client
Authentication	MAC-based authentication, Port-based authentication
Security algorithms	802.1x RADIUS, HTTPS, SNMP, SSH-2
Fiber ethernet cabling technology	1000BASE-X

Weight and Dimensions

Depth	350 mm
Width	437 mm
Height	44 mm
Weight	5740 g