D-Link DSL-2500U/BA/D4B wired router Black vs D-Link DSL-2540U/BA/T1D wired router Fast Ethernet

Comparison of DSL-2500U/BA/D4B, DSL-2540U/BA/T1D

26 specifications	A D-Link DSL-2500U/BA/D4B wired router Black Model DSL-2500U/BA/D4B View product	B D-Link DSL-2540U/BA/T1D wired router Fast Ethernet Model DSL-2540U/BA/T1D View product
Networkidentical
Ethernet interface typeKnown for one	—Unknown — not stated by the source	Fast Ethernet
Cabling technologyKnown for one	—Unknown — not stated by the source	10/100Base-T(X)
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers	1	4
Securityidentical
NAT functionalityKnown for one	y	—Unknown — not stated by the source
Designidentical
Product colourKnown for one	Black	—Unknown — not stated by the source
Other features1 differ
Supported WAN typeDiffers	PPPoA PPPoE IPoE IPoA Bridge	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.