Layer 2
Layer 2/3

Managed
Unmanaged

SNMP
RMON
Telnet
HTTP
SNMP 1
SNMP 3
TFTP
SSH
RMON 2
RMON 1
SNMP 2c
RMON 3
RMON 9
SNMP 2
SSL
HTTPS
DMI

Less than 5 Gbps
5 - 9.9 Gbps
10 - 19.9 Gbps
20 - 49.9 Gbps
50 - 150 Gbps
More than 150 Gbps

4 and Less
5 - 8
9 - 12
13 - 16
17 - 24
25 - 48
More than 48

Cisco
3Com
Hewlett Packard
Nortel
Foundry Networks
Extreme Networks
Enterasys
NetGear
D-link
Linksys
SMC
Compaq
IBM
Trendware
Symbol
Avaya
Alcatel
Allied Telesyn
Q-Logic
ZyXEL
Adtran
Power Dsine
MiLAN Technology
Transition Networks
Lucent
Brocade Communications Systems
Marconi Systems
CP International
Force 10
Cnet
U.S. Robotics
Belkin
APC
Zonet
TP-Link
Office Depot
Envox Worldwide
Juniper Networks
ConnectGear
Citel
Maxdata
Freedom9
Tripp Lite
CTG
Linkskey
Pelco
Intel
ASUS
House Brand
Sun
Avocent
Hawking
Asante
Levelone
StarTech.com
Olicom
Encore
Intellinet Active Networking
Leviton
Dialogic Corporation
Compucessory
Dell
Gefen
Nitek
Cable Showcase
QVS
Speed
Equinox
Lantronix
Channel Vision
Citrix
Comtrol
Tut Systems
Digital Data Communications
Madge
V Communications
Vixel
Fore
Arlington
Myricom
Accell
Omnitron Systems
Aten
Unicom
SIIG
Addtron
Hiro
Fujitsu
Intec
British Telecom
Raymarine
Multi-Link
Polycom
MCM
Airlink
Black Box
Vector
ATSI Holdings
Fuji
Vicon

Ethernet Switch
Ethernet Hub
Modular Chassis
Switching Module
Fibre Channel Switch
Wireless LAN Switch
Parallel Switch
Serial Switch
Fibre Channel Hub
Serial Hub

IEEE 802.3 CSMA/CD or Ethernet
IEEE 802.3u 100 Mbps (Fast Ethernet)
IEEE 802.1p LAN Layer 2 QoS/CoS Protocol for Traffic Prioritization
IEEE 802.1Q Virtual LANs (VLAN)
IEEE 802.1d Spanning Tree Bridge
IEEE 802.3x Flow Control
IEEE 802.3ad Link aggregation
IEEE 802.1x Port Access Control for WLANs
IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)
IEEE 802.3ab 1000 Mbps (Gigabit Ethernet)
IEEE 802.3z Gigabit Ethernet over fiber standard (1000BaseX)
IEEE 802.3af Power over Ethernet
IEEE 802.1s
Port Mirroring
IEEE 802.3ae 10 Gigabit Ethernet
IEEE 802.3i
IEEE 802.1v VLAN Classification
IEEE 802.1ab Link Layer Discovery Protocol
IEEE 802.11g
IEEE 802.1ad
IEEE 802.11a 5 Ghz 52 MBs
IEEE 802.11b 2.4 Ghz 11 Mbs Wi-Fi
IEEE 802.11i Wireless Security
IEEE 802.11 Wireless MAC & Physical Layers
IEEE 802.3ac VLAN Tagging
IEEE 802.3ah
IEEE 802.1t
IEEE 802.3ak
IEEE 802.11d
IEEE 802.1 Higher Level Interface
IEEE 802.3d Fiber Optic Inter-Repeater Link
IEEE 802.3c 10 Mbps Ethernet
IEEE 802.2 LLC
IEEE 802.1ac
IEEE 802.1z
IEEE 802.3j 10BASE-F 10 Mbps over Fiber-Optic
IEEE 802.5 Token passing Ring
IEEE 802.6 MAN DQDB (Distributed Queue Dual Bus)

IP
RADIUS
IGMP
DHCP
TFTP
HTTP
TCP
UDP
BOOTP
ARP
ACL
SSH
DiffServ
ICMP
SNTP
IPv6
SSHv2
HTTPS
IPv4
IPSec
PPP
IPX
NAT
SAP
PPTP
NCP
SPX
RADIUS+