Juniper EX3400 Features Guide

show system services dhcp conflict
Syntax show system services dhcp conflict
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 only and EX Series switches) Display Dynamic Host Configuration
Protocol (DHCP) client-detected conflicts for IP addresses. When a conflict is detected,
the DHCP server removes the address from the address pool.
Options This command has no options.
Required Privilege
Level
view and system
Related
Documentation
clear system services dhcp conflict on page 360•
List of Sample Output show system services dhcp conflict on page 448
Output Fields Table 27 on page 448 describes the output fields for the show system services dhcp conflict
command. Output fields are listed in the approximate order in which they appear.
Table 27: show system services dhcp conflict Output Fields
Field DescriptionField Name
Date and time the client detected the conflict.Detection time
How the conflict was detected.Detection method
IP address where the conflict occurs. The addresses in the conflicts
list remain excluded from the pool until you use a clear system
services dhcp conflict command to manually clear the list.
Address
Sample Output
show system services dhcp conflict
user@host> show system services dhcp conflict
Detection time Detection method Address
2004-08-03 19:04:00 PDT ARP 10.0.0.1
2004-08-04 04:23:12 PDT Ping 10.0.0.2
2004-08-05 21:06:44 PDT Client 10.0.0.3
Copyright © 2017, Juniper Networks, Inc.448
DHCP and Other System Services Feature Guide for EX2300, EX3400, and EX4300 Switches

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