Product comparison · 2 network switches

Allied Telesis AT-X550-18XTQ network switch Managed L3 vs LevelOne KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch

27specifications compared
14differ
13identical
70known for one product only

Key differences

The Allied Telesis AT-X550-18XTQ network switch Managed L3 has 16 more basic switching RJ-45 Ethernet ports quantity than the LevelOne KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch (16 vs 0). The Allied Telesis AT-X550-18XTQ network switch Managed L3 has 352 Gbit/s more switching capacity than the LevelOne KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch (480 Gbit/s vs 128 Gbit/s). The Allied Telesis AT-X550-18XTQ network switch Managed L3 has 512 MB more internal memory than the LevelOne KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch (1024 MB vs 512 MB). Basic switching RJ-45 Ethernet ports type: 10G Ethernet (100/1000/10000) on the Allied Telesis AT-X550-18XTQ network switch Managed L3, No on the LevelOne KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch. Product colour: Grey on the Allied Telesis AT-X550-18XTQ network switch Managed L3, Black on the LevelOne KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch.

Basic switching RJ-45 Ethernet ports quantity
- AT-X550-18XTQ network switch Managed L3:16
- KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch:0
Switching capacity
- AT-X550-18XTQ network switch Managed L3:480 Gbit/s
- KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch:128 Gbit/s
Product colour
- AT-X550-18XTQ network switch Managed L3:Grey
- KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch:Black
Internal memory
- AT-X550-18XTQ network switch Managed L3:1024 MB
- KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch:512 MB
Flash memory
- AT-X550-18XTQ network switch Managed L3:1024 MB
- KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch:256 MB
AC input voltage
- AT-X550-18XTQ network switch Managed L3:90 - 260 V
- KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch:100 - 240 V
AC input frequency
- AT-X550-18XTQ network switch Managed L3:47/63 Hz
- KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch:50 - 60 Hz
Operating temperature (T-T)
- AT-X550-18XTQ network switch Managed L3:0 - 45 °C
- KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch:0 - 50 °C

Side by side

Differences highlightedShow differences only

Comparison of AT-X550-18XTQ, GTL-2872
97 specifications	A Allied Telesis AT-X550-18XTQ network switch Managed L3 Model AT-X550-18XTQ View product	B LevelOne KILBY 28-Port L3 Lite Managed Gigabit Fiber Switch Model GTL-2872 View product
Management featuresidentical
Switch type	Managed	Managed
Switch layer	L3	L3
Quality of Service (QoS) support	Yes	Yes
ARP inspectionKnown for one	Unknown — not stated by the source	Yes
Web-based managementKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces2 differ
Basic switching RJ-45 Ethernet ports quantityDiffers	16	0
Basic switching RJ-45 Ethernet ports typeDiffers	10G Ethernet (100/1000/10000)	No
Installed SFP modules quantityKnown for one	Unknown — not stated by the source	0
Installed SFP+ modules quantityKnown for one	Unknown — not stated by the source	0
Combo SFP ports quantityKnown for one	Unknown — not stated by the source	4
SFP module slots quantityKnown for one	Unknown — not stated by the source	20
SFP+ module slots quantityKnown for one	Unknown — not stated by the source	4
Fiber optic connectorKnown for one	Unknown — not stated by the source	SFP
Console portKnown for one	Unknown — not stated by the source	RJ-45
Installed QSFP+ modules quantityKnown for one	2	Unknown — not stated by the source
Network1 differ
Networking standardsDiffers	IEEE 802.2, IEEE 802.3	IEEE 802.1D, IEEE 802.1ag, IEEE 802.1s, IEEE 802.1w, IEEE 802.3ad, IEEE 802.3ae, IEEE 802.3ah, IEEE 802.3x, IEEE 802.3z
10G support	Yes	Yes
Full duplex	Yes	Yes
Auto MDI/MDI-XKnown for one	Unknown — not stated by the source	Yes
Auto-negotiationKnown for one	Unknown — not stated by the source	Yes
Link aggregationKnown for one	Unknown — not stated by the source	Yes
VLAN support	Yes	Yes
Virtual LAN featuresKnown for one	Unknown — not stated by the source	Protocol-based VLAN, MAC address-based VLAN, Port-based VLAN, IP subnet–based VLAN
Port mirroringKnown for one	Yes	Unknown — not stated by the source
IP routingKnown for one	Yes	Unknown — not stated by the source
Flow control supportKnown for one	Yes	Unknown — not stated by the source
Spanning tree protocolKnown for one	Yes	Unknown — not stated by the source
Number of VLANsKnown for one	4094	Unknown — not stated by the source
Optical fiberidentical
Fiber ethernet cabling technologyKnown for one	Unknown — not stated by the source	10GBASE-ER, 10GBASE-LR, 10GBASE-SR, 1000BASE-LHX, 1000BASE-SX, 1000BASE‑LX, 1000BASE‑ZX
Data transmission1 differ
MAC address table	16000 entries	16000 entries
Switching capacityDiffers	480 Gbit/s	128 Gbit/s
Forwarding rateKnown for one	Unknown — not stated by the source	95 Mpps
Static routeKnown for one	Unknown — not stated by the source	Yes
Jumbo frames support	Yes	Yes
Jumbo framesKnown for one	Unknown — not stated by the source	9000
Latency (10-100 Mbps)Known for one	3.9 µs	Unknown — not stated by the source
Latency (1 Gbps)Known for one	3 µs	Unknown — not stated by the source
Packet buffer memoryKnown for one	4 MB	Unknown — not stated by the source
Securityidentical
Access Control List (ACL)	Yes	Yes
IGMP snooping	Yes	Yes
AuthenticationKnown for one	Unknown — not stated by the source	MAC-based authentication, Port-based authentication, Web-based authentication
Loop protection	Yes	Yes
Packet filteringKnown for one	Unknown — not stated by the source	CDP/PVST+
Static port securityKnown for one	Unknown — not stated by the source	Yes
DHCP featuresKnown for one	DHCP client, DHCP server	Unknown — not stated by the source
BPDU filtering/protectionKnown for one	Yes	Unknown — not stated by the source
MAC address filteringKnown for one	Yes	Unknown — not stated by the source
SSH/SSL supportKnown for one	Yes	Unknown — not stated by the source
Protocolsidentical
Management protocolsKnown for one	Unknown — not stated by the source	CLI, WEB, TELNET
GARP VLAN Registration Protocol (GVRP)Known for one	Unknown — not stated by the source	Yes
IPv4 & IPv6 featuresKnown for one	Unknown — not stated by the source	Dual stack IPv4/IPv6
Design1 differ
Rack mounting	Yes	Yes
Product colourDiffers	Grey	Black
LED indicatorsKnown for one	Unknown — not stated by the source	Diagnostic, Link, Power
SafetyKnown for one	Unknown — not stated by the source	UL (UL60950-1)
StackableKnown for one	Yes	Unknown — not stated by the source
Performance2 differ
Memory typeKnown for one	Unknown — not stated by the source	DRAM
Internal memoryDiffers	1024 MB	512 MB
Flash memoryDiffers	1024 MB	256 MB
TelnetKnown for one	Unknown — not stated by the source	Yes
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	298951 h
Noise levelKnown for one	50 dB	Unknown — not stated by the source
Power2 differ
Redundant power supply (RPS) supportKnown for one	Unknown — not stated by the source	Yes
AC input voltageDiffers	90 - 260 V	100 - 240 V
AC input frequencyDiffers	47/63 Hz	50 - 60 Hz
Input voltageKnown for one	Unknown — not stated by the source	48 - 60 V
Power consumption (typical)Known for one	Unknown — not stated by the source	21.48 W
Power consumption (max)Known for one	128 W	Unknown — not stated by the source
Power over Ethernet (PoE)identical
Power over Ethernet (PoE)	No	No
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 45 °C	0 - 50 °C
Operating relative humidity (H-H)Differs	5 - 90%	10 - 90%
Storage temperature (T-T)Known for one	-25 - 70 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	0 - 3048 m	Unknown — not stated by the source
Heat dissipationKnown for one	436 BTU/h	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	210 mm	440 mm
DepthDiffers	346 mm	220 mm
HeightDiffers	42.5 mm	44 mm
WeightKnown for one	Unknown — not stated by the source	2.82 kg
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Rack mount kitKnown for one	Unknown — not stated by the source	Yes
Packaging dataidentical
Package typeKnown for one	Unknown — not stated by the source	Box
Resource CDKnown for one	Unknown — not stated by the source	Yes
Package widthKnown for one	Unknown — not stated by the source	580 mm
Package depthKnown for one	Unknown — not stated by the source	405 mm
Package heightKnown for one	Unknown — not stated by the source	80 mm
Package weightKnown for one	Unknown — not stated by the source	3.77 kg
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	CE, FCC, CISPR, BSMI
Logistics dataidentical
Country of originKnown for one	Unknown — not stated by the source	China
Master (outer) case widthKnown for one	Unknown — not stated by the source	600 mm
Master (outer) case lengthKnown for one	Unknown — not stated by the source	435 mm
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	85176990
Master (outer) case heightKnown for one	Unknown — not stated by the source	340 mm
Master (outer) case gross weightKnown for one	Unknown — not stated by the source	16.6 kg
Products per master (outer) caseKnown for one	Unknown — not stated by the source	4 pc(s)
Multicast featuresidentical
Multicast supportKnown for one	Yes	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.

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