Reviews Reasons For Warranty Denial

Cisco Business CBS220-24T-4X Smart Switch | 24 Port GE | 4x10G SFP+ | 3-Year Limited Hardware Warranty (CBS220-24T-4X-NA)

SWITCH PORTS: 24-Port 10/100/1000 + 4 x 10G SFP+.
FLEXIBLE: Extensive portfolio provides ultimate flexibility from 8 to 48 ports and PoE+ combinations.
SIMPLE: Intuitive on-box UI, mobile app and Cisco Business Dashboard simplifies network operations and automates lifecycle management.
SECURITY: Integrated with IEEE 802.1X to control access to your network, Denial-of- Service (DoS) attack prevention increases network uptime during an attack, while Access Control Lists (ACLs) protect the network from unauthorized users.
INNOVATIVE DESIGN: Elegant and compact design, ideal for installation outside of wiring closet such as retail stores, open plan offices, and classrooms.
ENERGY EFFICIENT: Optimizes power usage to lower operational cost. Compliant with IEEE802.3az Energy Efficient Ethernet. Fanless in select models.
PEACE OF MIND: 3-year limited hardware warranty with return-to-factory replacement and one-year technical support.

SWITCH PORTS: 48-Port 10/100/1000 + 4 x 10G SFP+.
FLEXIBLE: Extensive portfolio provides ultimate flexibility from 8 to 48 ports and PoE+ combinations.
SIMPLE: Intuitive on-box UI, mobile app and Cisco Business Dashboard simplifies network operations and automates lifecycle management.
SECURITY: Integrated with IEEE 802.1X to control access to your network, Denial-of- Service (DoS) attack prevention increases network uptime during an attack, while Access Control Lists (ACLs) protect the network from unauthorized users.
INNOVATIVE DESIGN: Elegant and compact design, ideal for installation outside of wiring closet such as retail stores, open plan offices, and classrooms.
ENERGY EFFICIENT: Optimizes power usage to lower operational cost. Compliant with IEEE802.3az Energy Efficient Ethernet. Fanless in select models.
PEACE OF MIND: 3-year limited hardware warranty with return-to-factory replacement and one-year technical support.

SWITCH PORTS: 24-Port 10/100/1000 + 4 x 1G SFP.
POWER-OVER-ETHERNET: 24 PoE ports with 382W total power budget, PoE, PoE+.
SIMPLE: Intuitive on-box UI, mobile app and Cisco Business Dashboard simplifies network operations and automates lifecycle management.
SECURITY: Integrated with IEEE 802.1X to control access to your network, Denial-of- Service (DoS) attack prevention increases network uptime during an attack, while Access Control Lists (ACLs) protect the network from unauthorized users.
INNOVATIVE DESIGN: Elegant and compact design, ideal for installation outside of wiring closet such as retail stores, open plan offices, and classrooms.
ENERGY EFFICIENT: Optimizes power usage to lower operational cost. Compliant with IEEE802.3az Energy Efficient Ethernet. Fanless in select models.
PEACE OF MIND: 3-year limited hardware warranty with return-to-factory replacement and one-year technical support.

Approved ISPs: CenturyLink, AT&T Uverse, Frontier, and more! (Check with your ISP first).
Integrated Wired Networking using 1 Port USB and 1 Port 10/100 Mbps Ethernet.
Wifi compatible with use of W1000 adapter (sold separately).
Full-rate ADSL 2/2+ modem - supports data rates of up to 24 Mbps downstream.
Advanced security:Firewall,Stateful Packet Inspection,NAT, website blocking, web service blocking, Internet traffic logging, Denial of Service (DOS)....

Provides both secure IPsec site-to-site tunnels and IPsec secure access for remote clients.
Includes denial-of-service (DoS) protection, stateful packet inspection (SPI), URL keyword filtering, logging, reporting, and real-time alerts Specifications.
LAN ports - Eight (8) 10/100/1000 Mbps auto-sensing, Auto Uplink RJ-45 ports.
one LAN port can be dedicated hardware DMZ port.
WAN ports - One (1) 10/100/1000 Mbps auto-sensing, Auto Uplink RJ-45 ports to connect to any broadband modem, such as DSL or cable.

Faster WiFi—Up to 450+450 Mbps. Gigabit wired—Ideal for HD gaming & video.
Advanced QoS—Optimized for smooth HD streaming & gaming..
Five (5) 10/100/1000 (1 WAN and 4 LAN) Gigabit Ethernet ports with auto-sensing technology..
Two (2) USB 2.0 port. WiFi Protected Access (WPA/WPA2—PSK) and WEP, Double firewall protection (SPI and NAT firewall), Denial-of-service (DoS)....

SWITCH PORTS: 8-Port 10/100/1000 + 2 x 1G SFP.
FLEXIBLE: Extensive portfolio provides ultimate flexibility from 8 to 48 ports and Power over Ethernet + (PoE+) combinations.
SIMPLE: Intuitive on-box UI, mobile app and Cisco Business Dashboard simplifies network operations and automates lifecycle management.
SECURITY: Integrated with IEEE 802.1X to control access to your network, Denial-of- Service (DoS) attack prevention increases network uptime during an attack, while Access Control Lists (ACLs) protect the network from unauthorized users.
INNOVATIVE DESIGN: Elegant and compact design, ideal for installation outside of wiring closet such as retail stores, open plan offices, and classrooms.
ENERGY EFFICIENT: Optimizes power usage to lower operational cost. Compliant with IEEE802.3az Energy Efficient Ethernet. Fanless in select models.
PEACE OF MIND: 3-year limited hardware warranty with return-to-factory replacement and one-year technical support.

...question in the comments2.Q: Why do my glasses do not change color. A: Please check the introduction page below the product, you can use the gift in package The test light is directly close to the lens to test the discoloration, and it can also be used with the card to test the anti-blue light function..
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