Product comparison · 2 wired routers

D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black vs D-Link DSL-2540U/BA/T1D wired router Fast Ethernet

23specifications compared
0differ
23identical
8known for one product only

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Differences highlightedShow differences only

Comparison of DSL-2520U/BA/D4A, DSL-2540U/BA/T1D
31 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/BA/T1D wired router Fast Ethernet Model DSL-2540U/BA/T1D 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
DSL featuresidentical
Internal modemKnown for one	No	Unknown — not stated by the source
ADSL2+	Yes	Yes
Management featuresidentical
Web-based management	Yes	Yes
Quality of Service (QoS) support	Yes	Yes
Universal Plug and Play (UPnP)	Yes	Yes
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 support	Yes	Yes
Securityidentical
Firewall security	Network address translation (NAT) firewall, Stateful packet inspection (SPI) firewall	Network address translation (NAT) firewall, Stateful packet inspection (SPI) firewall
MAC address filtering	Yes	Yes
URL filtering	Yes	Yes
IP address filtering	Yes	Yes
Filtering description	ICMP, TCP, UDP	ICMP, TCP, UDP
NAT functionalityKnown for one	y	Unknown — not stated by the source
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
LED indicators	Yes	Yes
On/off switch	Yes	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 65 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Other featuresidentical
Supported WAN typeKnown for one	Unknown — not stated by the source	ADSL: PPPoA, PPPoE,IPoE, IPoA, Bridge Ethernet: IPoE, PPPoE, Bridge

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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