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Management features
Multicast support
Yes
ARP inspection
Yes
Switch type
Managed
Quality of Service (QoS) support
Yes
MIB support
SMIv1/SMIv2, IP, TCP, UDP
Switch layer
L2
Network
IGMP snooping
Yes
Networking standards
IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1s, IEEE 802.1v, IEEE 802.1w, IEEE 802.1x, IEEE 802.2, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ac, IEEE 802.3ad, IEEE 802.3ae, IEEE 802.3az, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z
Full duplex
Yes
VLAN support
Yes
Port mirroring
Yes
Number of VLANs
512
Link aggregation
Yes
Flow control support
Yes
Broadcast storm control
Yes
Auto MDI/MDI-X
Yes
10G support
Yes
Auto-negotiation
Yes
Virtual LAN features
Private VLAN, Protocol-based VLAN
Virtual LAN features
VLAN support
Yes
Number of VLANs
512
Virtual LAN features
Private VLAN, Protocol-based VLAN
Data transmission
Number of VLANs
512
Packet buffer memory
4 MB
MAC address table
16000 entries
Switching capacity
176 Gbit/s
Store-and-forward
Yes
Number of queues
8
Forwarding rate
132 Mpps
Performance
Dell E-Value Code
DNN1148T
Packet buffer memory
4 MB
Stackable
Yes
Auto-negotiation
Yes
Memory type
Flash
Internal memory
1000 MB
Flash memory
1000 MB
Firmware upgradeable
Yes
Built-in processor
Yes
Technical details
Form factor
1U
Product colour
Black
Stackable
Yes
Firmware upgradeable
Yes
Rack mounting
Yes
Built-in processor
Yes
Ports & interfaces
SFP+ module slots quantity
4
Basic switching RJ-45 Ethernet ports quantity
48
Basic switching RJ-45 Ethernet ports type
Gigabit Ethernet (10/100/1000)
USB 2.0 ports quantity
1
Console port
Micro-USB
Security
BPDU filtering/protection
Yes
Access Control List (ACL) rules
4000
SSH/SSL support
Yes
Security algorithms
802.1x RADIUS, SSH, SSL/TLS
IGMP snooping
Yes
Access Control List (ACL)
Yes
Multicast features
Multicast support
Yes
Certificates
Certification
ACMA RCM Class A
ICES Class A; cUL
CCC Class A; NAL
CE Class A
VCCI Class A
FCC Class A; NRTL UL; FDA 21 CFR 1040.10
EAC
GS mark
RoHS
JEL
Memory
Packet buffer memory
4 MB
Memory type
Flash
Internal memory
1000 MB
Flash memory
1000 MB
Design
Form factor
1U
Product colour
Black
Stackable
Yes
Certification
ACMA RCM Class A
ICES Class A; cUL
CCC Class A; NAL
CE Class A
VCCI Class A
FCC Class A; NRTL UL; FDA 21 CFR 1040.10
EAC
GS mark
RoHS
JEL
Rack mounting
Yes
Ventilation system
Front-to-back airflow
Power
Power consumption (max)
30.18 W
Power supply included
Yes
AC input voltage
100 - 240 V
Number of power supply units
1
Power over Ethernet (PoE)
Power over Ethernet (PoE)
No
Operational conditions
Storage temperature (T-T)
-40 - 65 °C
Storage relative humidity (H-H)
0 - 85%
Operating temperature (T-T)
0 - 45 °C
Operating relative humidity (H-H)
0 - 95%
Heat dissipation
102.98 BTU/h
Weight & dimensions
Width
431.8 mm
Depth
254 mm
Height
44.5 mm
Weight
3.78 kg
Packaging data
Manual
Yes
Cables included
AC
Other features
Dell E-Value Code
DNN1148T
Power supply
60 W
Packaging content
Manual
Yes
Cables included
AC
DELL N-Series N1148T-ON Managed L2 Gigabit Ethernet (10/100/1000) Black 1U
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