Product comparison · 2 wired routers

D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black vs D-Link DSL-2540U/BRU/C3B wired router Fast Ethernet Black

23specifications compared
1differ
22identical
13known for one product only

Key differences

Storage temperature (T-T)
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:-20 - 65 °C
- DSL-2540U/BRU/C3B wired router Fast Ethernet Black:-20 - 70 °C

Side by side

Differences highlightedShow differences only

Comparison of DSL-2520U/BA/D4A, DSL-2540U/BRU/C3B
36 specifications	A D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black Model DSL-2520U/BA/D4A View product	B D-Link DSL-2540U/BRU/C3B wired router Fast Ethernet Black Model DSL-2540U/BRU/C3B View product
WAN connectionidentical
Ethernet WAN	Yes	Yes
DSL WAN	Yes	Yes
Networkidentical
Ethernet interface type	Fast Ethernet	Fast Ethernet
Ethernet LAN	Yes	Yes
Cabling technology	10/100Base-T(X)	10/100Base-T(X)
Ethernet LAN data rates	10,100 Mbit/s	10,100 Mbit/s
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.1p, IEEE 802.1Q
DSL featuresidentical
Internal modem	No	No
ADSL2+	Yes	Yes
Management featuresidentical
Web-based management	Yes	Yes
Quality of Service (QoS) support	Yes	Yes
Universal Plug and Play (UPnP)Known for one	Yes	Unknown — not stated by the source
Reset button	Yes	Yes
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	4	4
RJ-11 ports quantity	1	1
USB versionKnown for one	1.1	Unknown — not stated by the source
Protocolsidentical
DHCP client	Yes	Yes
DHCP server	Yes	Yes
DMZ supportKnown for one	Yes	Unknown — not stated by the source
Securityidentical
Firewall securityKnown for one	Network address translation (NAT) firewall, Stateful packet inspection (SPI) firewall	Unknown — not stated by the source
MAC address filtering	Yes	Yes
URL filteringKnown for one	Yes	Unknown — not stated by the source
IP address filteringKnown for one	Yes	Unknown — not stated by the source
Filtering descriptionKnown for one	ICMP, TCP, UDP	Unknown — not stated by the source
NAT functionality	y	y
Designidentical
Product colour	Black	Black
LED indicators	Yes	Yes
On/off switch	Yes	Yes
Operational conditions1 differ
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)Differs	-20 - 65 °C	-20 - 70 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Featuresidentical
SafetyKnown for one	Unknown — not stated by the source	CSA International: CSA60950-1, EN60950-1, IEC60950-1, UL60950-1, CE LVD EN60950-1
Poweridentical
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133 mm
DepthKnown for one	Unknown — not stated by the source	33 mm
HeightKnown for one	Unknown — not stated by the source	172 mm

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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