EnGenius SP-980 A SIP Gateway, Server, Client & Trunk vs TP-Link TD-8840 wired router Black, White

Comparison of SP-980 A SIP Gateway, Server, Client & Trunk, TD-8840

50 specifications	A EnGenius SP-980 A SIP Gateway, Server, Client & TrunkView product	B TP-Link TD-8840 wired router Black, White Model TD-8840 View product
WAN connectionidentical
Ethernet WANKnown for one	—Unknown — not stated by the source	Yes
Networkidentical
Networking standardsKnown for one	—Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u
Ethernet LANKnown for one	—Unknown — not stated by the source	Yes
Ethernet LAN data ratesKnown for one	—Unknown — not stated by the source	10,100 Mbit/s
Full duplexKnown for one	—Unknown — not stated by the source	Yes
ATM featuresKnown for one	—Unknown — not stated by the source	UNI 3.1, 5-AAL5, RFC 1483, UBR, CBR, VBR-rt, VBR-nrt
Supports ISDN connectionKnown for one	No	—Unknown — not stated by the source
Number of usersKnown for one	30 user(s)	—Unknown — not stated by the source
DSL featuresidentical
ADSLKnown for one	—Unknown — not stated by the source	Yes
Upstream data rateKnown for one	—Unknown — not stated by the source	3.5 Mbit/s
Downstream data rateKnown for one	—Unknown — not stated by the source	24 Mbit/s
DSL specificationKnown for one	—Unknown — not stated by the source	ANSI T1.413 Issue 2, ITU-T G.992.1, ITU-T G.992.2, ITU-T G.994.1, ITU-T G.992.3, ITU-T G.992.5
Management featuresidentical
Web-based managementKnown for one	—Unknown — not stated by the source	Yes
Reset buttonKnown for one	—Unknown — not stated by the source	Yes
Firmware upgradeableKnown for one	—Unknown — not stated by the source	Yes
Ports & interfacesidentical
RJ-11 ports quantityKnown for one	—Unknown — not stated by the source	1
USB ports quantityKnown for one	4	—Unknown — not stated by the source
I/O portsKnown for one	2 x FXO 2 x FXS	—Unknown — not stated by the source
Protocolsidentical
DMZ supportKnown for one	—Unknown — not stated by the source	Yes
Routing protocolsKnown for one	—Unknown — not stated by the source	IP
Supported network protocolsKnown for one	—Unknown — not stated by the source	RFC 2364, PPPoE
Management protocolsKnown for one	PPPoE/Static IP	—Unknown — not stated by the source
Voice codecsKnown for one	G.723.1, G.726	—Unknown — not stated by the source
Securityidentical
Security algorithmsKnown for one	—Unknown — not stated by the source	802.1x RADIUS
Firewall securityKnown for one	—Unknown — not stated by the source	Network address translation (NAT) firewall, Stateful packet inspection (SPI) firewall
MAC address filteringKnown for one	—Unknown — not stated by the source	Yes
IP address filteringKnown for one	—Unknown — not stated by the source	Yes
Filtering descriptionKnown for one	—Unknown — not stated by the source	Domain
Design1 differ
Product colourDiffers	Black	Black, White
Poweridentical
Power consumption (typical)Known for one	—Unknown — not stated by the source	5 W
Operational conditionsidentical
Operating temperature (T-T)Known for one	—Unknown — not stated by the source	0 - 40 °C
Storage temperature (T-T)Known for one	—Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	—Unknown — not stated by the source	10 - 90%
Storage relative humidity (H-H)Known for one	—Unknown — not stated by the source	5 - 90%
Weight & dimensionsidentical
WeightKnown for one	—Unknown — not stated by the source	500 g
Other featuresidentical
Outdoor rangeKnown for one	—Unknown — not stated by the source	6000m
Dimensions (WxDxH)Known for one	—Unknown — not stated by the source	174 x 120 x 28.8 mm
Connectivity LEDsKnown for one	—Unknown — not stated by the source	Yes
Maximum data transfer rateKnown for one	0 Gbit/s	—Unknown — not stated by the source
Featuresidentical
Built-in processorKnown for one	Yes	—Unknown — not stated by the source
Processor modelKnown for one	Intel IXP425BD	—Unknown — not stated by the source
Processor frequencyKnown for one	533 MHz	—Unknown — not stated by the source
Flash memoryKnown for one	16 MB	—Unknown — not stated by the source
Internal memoryKnown for one	64 MB	—Unknown — not stated by the source

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.