The Cisco Catalyst 2960XR-24TS-I is a 1U rack-mountable switch with 24 10/100/1000 Ethernet ports and 4 1GbE SFP uplink ports. It has a forwarding bandwidth of 108Gbps and can be stacked with up to 8 additional switches. The switch is IP Lite and has various Layer 2 and basic Layer 3 features such as VLAN, ACLs, QoS, and routing. Accessories include stacking modules, cables, power supplies, and rack mounting kits. Hi-Network provides quotes and sales support for this and other networking equipment.
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# Internet Security: Safeguarding Your Digital World
In the contemporary digital age, the internet is a cornerstone of our daily lives. It connects us to vast amounts of information, provides platforms for communication, enables commerce, and offers endless entertainment. However, with these conveniences come significant security challenges. Internet security is essential to protect our digital identities, sensitive data, and overall online experience. This comprehensive guide explores the multifaceted world of internet security, providing insights into its importance, common threats, and effective strategies to safeguard your digital world.
## Understanding Internet Security
Internet security encompasses the measures and protocols used to protect information, devices, and networks from unauthorized access, attacks, and damage. It involves a wide range of practices designed to safeguard data confidentiality, integrity, and availability. Effective internet security is crucial for individuals, businesses, and governments alike, as cyber threats continue to evolve in complexity and scale.
### Key Components of Internet Security
1. **Confidentiality**: Ensuring that information is accessible only to those authorized to access it.
2. **Integrity**: Protecting information from being altered or tampered with by unauthorized parties.
3. **Availability**: Ensuring that authorized users have reliable access to information and resources when needed.
## Common Internet Security Threats
Cyber threats are numerous and constantly evolving. Understanding these threats is the first step in protecting against them. Some of the most common internet security threats include:
### Malware
Malware, or malicious software, is designed to harm, exploit, or otherwise compromise a device, network, or service. Common types of malware include:
- **Viruses**: Programs that attach themselves to legitimate software and replicate, spreading to other programs and files.
- **Worms**: Standalone malware that replicates itself to spread to other computers.
- **Trojan Horses**: Malicious software disguised as legitimate software.
- **Ransomware**: Malware that encrypts a user's files and demands a ransom for the decryption key.
- **Spyware**: Software that secretly monitors and collects user information.
### Phishing
Phishing is a social engineering attack that aims to steal sensitive information such as usernames, passwords, and credit card details. Attackers often masquerade as trusted entities in email or other communication channels, tricking victims into providing their information.
### Man-in-the-Middle (MitM) Attacks
MitM attacks occur when an attacker intercepts and potentially alters communication between two parties without their knowledge. This can lead to the unauthorized acquisition of sensitive information.
### Denial-of-Service (DoS) and Distributed Denial-of-Service (DDoS) Attacks
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1.Wireless Communication System_Wireless communication is a broad term that i...JeyaPerumal1
Wireless communication involves the transmission of information over a distance without the help of wires, cables or any other forms of electrical conductors.
Wireless communication is a broad term that incorporates all procedures and forms of connecting and communicating between two or more devices using a wireless signal through wireless communication technologies and devices.
Features of Wireless Communication
The evolution of wireless technology has brought many advancements with its effective features.
The transmitted distance can be anywhere between a few meters (for example, a television's remote control) and thousands of kilometers (for example, radio communication).
Wireless communication can be used for cellular telephony, wireless access to the internet, wireless home networking, and so on.
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WS-C2960XR-24TS-I Datasheet
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Overview
Cisco Catalyst 2960XR-24TS-I IP Lite Base layer 2 – 3 stackable switch is comprised of 24 x 10/100/1000 Ethernet ports and 4 x SFP uplink interfaces.
Quick Specification
Product Code WS-C2960XR-24TS-I
Enclosure Type Rack-mountable – 1U
Feature Set IP Lite
Uplink Interfaces 4 x 1G SFP
Ports 24 x 10/10/1000 Ethernet Gigabit ports
Forwarding Bandwidth 108Gbps
Maximum stacking number 8
Stack bandwidth 80G
Switching Bandwidth 216Gbps
RAM 512 MB
Flash Memory 128 MB
Dimensions 44.5 cm x 40.8 cm x 4.45 cm
Package Weight 17.49 Kg
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WS-C2960XR-24TS-I Datasheet
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Product Details:
The Front Panel:
① Ethernet management port
② Mode button
③ Switch LEDs
④ USB mini-Type B (console) port
⑤ USB Type A ports
⑥ 24*10/100/1000 ports
⑦ SFP module ports
⑧ CONSOLE LED
⑨ MGMT LED
⑩ RJ-45 console port
Accessories For WS-C2960XR:
Modules and Cables:
Model Description
C2960X-STACK FlexStack-Plus hot-swappable stacking module
C2960X-FIBER-STK FlexStack-Extended Fiber stacking module
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C2960X-HYBRID-STK FlexStack-Extended Hybrid module, with one copper and one fiber port
CAB-STK-E-0.5M Stacking cable with a 0.5 m length
CAB-STK-E-1M Stacking cable with a 1.0 m length
CAB-STK-E-3M Stacking cable with a 3.0 m length
CAB-CONSOLE-RJ45 Console cable 6 feet with RJ-45
CAB-CONSOLE-USB Console cable 6 feet with USB Type A and mini-B connectors
PWR-CLP Power cable restraining clip
RCKMNT-1RU-2KX= Spare rack-mount kit for Cisco Catalyst 2960-X and 2960-XR Series for 19-inch racks
RCKMNT-REC-2KX= 1 RU recessed rack-mount kit for Cisco Catalyst 2960-X and 2960-XR Series
Cisco Catalyst 2960-XR Series redundant power supply options:
Part number Description
PWR-C2-250WAC Second FRU power supply and fan for all non-PoE 2960-XR switches, provides 250W AC of power
PWR-C2-640WAC Second FRU power supply and fan for all 370W PoE+ 2960-XR switches, provides 640W AC of power
PWR-C2-1025WAC Second FRU power supply and fan for all 740W PoE+ 2960-XR switches, provides 1025W AC of power
PWR-C2-250WAC Spare FRU power supply and fan for all non-PoE 2960-XR switches, provides 250W AC of power
PWR-C2-640WAC Spare FRU power supply and fan for all 370W PoE+ 2960-XR switches, provides 640W AC of power
PWR-C2-1025WAC Spare FRU power supply and fan for all 740W PoE+ 2960-XR switches, provides 1025W AC of power
Get more information:
Do you have any question about WS-C2960XR-24TS-I?
Contact us now via e-mail: info@hi-network.com
Specific Data Sheet:
Inches (H x D x W) 1.75 x 16.0 x 17.5
Flash memory 128 MB
Switch Hibernation Mode (SHM) places switch in very-low power mode during intervals of non-operation
Cisco AutoSecure enables single-line Command-Line Interface (CLI)
Flexible NetFlow next gen. for flow visibility technology
Maximum number of PoE+ (IEEE 802.3at) ports -
2960-X LAN Base Combinations Yes
2960-X LAN Base Combination Yes
Unicast MAC addresses 16,000
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WS-C2960XR-24TS-I Datasheet
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Weighted Tail Drop (WTD) Up to eight per port
Cross-stack EtherChannel Cisco EtherChannel technology across diverse members of the stack
MAC-based VLAN assignment validate on different VLANs
Product Number WS-C2960XR-24TS-I
Operating temperature up to 5000 ft (1500 m) -5ºC to 45ºC
Ethernet interfaces 10BASE-T ports: RJ-45 connectors, 2-pair Category 3, 4, or 5 Unshielded Twisted-Pair (UTP) cabling
Voltage (auto ranging) 90 VAC to 264 VAC
0% traffic 28.8
DRAM APM86392 600MHz dual core
IEEE 802.3az EEE (Energy Efficient Ethernet) ports dynamically identify idle periods
Dynamic Host Configuration Protocol (DHCP) a boot server simplifies switch deployment
Domain Name System as an Authoritative Source
(DNS-AS)
network metadata held in a DNS server
Maximum number of PoE (IEEE 802.3af) ports -
Stack bandwidth 40G
2960-S/SF LAN Base Combination Yes
IPv4 unicast direct routes 4000
Flow-based rate limiting scheduling
Flexlink convergence time under 100 milliseconds
Cisco TrustSec security and policy enforcement
Product Series 2960XR
Centimeters (H x D x W) 4.45 x 40.8 x 44.5
Operating altitude Up to 3000 m
Indicator LEDs Per-port status: Link integrity, disabled, activity, speed, and full duplex
Current 1A to 0.5A
10% traffic 36
CPU USB (Type-B), Ethernet (RJ-45)
Cisco Energy Wise moderate the power consumed via PoE-powered endpoints
Stacking master configuration management all switches are automatically upgraded to new software version
Cisco AutoConfig hard-binding with the end device and the interface
Stack limit 8
Stack bandwidth 80G
IPv4 unicast indirect routes 1250
802.1p class of service (CoS) congestion avoidance
IEEE 802.1s/w Rapid Spanning Tree Protocol allow rapid spanning-tree convergence
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WS-C2960XR-24TS-I Datasheet
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(RSTP)
Comprehensive 802.1X control admission to the network
Manufacturer Cisco
Pounds 13
Storage altitude Up to 4000 m
Stacking interfaces CAB-STK-E-0.5M stacking cable with a 0.5 m length
Frequency 50 Hz to 60 Hz
100% traffic 36.2
Console ports USB (Type-A) for external flash storage
Autonegotiation automatically chooses half- or full-duplex transmission mode
Cisco Smart Install automated IOS Software image installation and configuration
Stack limit 8
IPv6 unicast direct routes 4000
Cross-stack QoS up to 256 aggregate
Per-VLAN Rapid Spanning Tree (PVRST+) reconvergence for per-VLAN spanning-tree basis
IPv6 First-Hop Security enhances Layer-2 and Layer-3 network access
Feature Set IP Lite
Kilograms 5.9
Operating relative humidity 10% to 95% noncondensing
Console CAB-CONSOLE-RJ45 Console cable 6 ft. with RJ-54
Power rating (switch maximum consumption
values)
0.038 KVA
Weighted average 36
Storage interface 10/100 Mbps Ethernet (RJ-45)
Dynamic Trunking Protocol (DTP) dynamic trunk configuration via all switch ports
Cisco Auto SmartPorts automated configuration of switch ports
IPv6 unicast indirect routes 1250
The Cisco committed information rate (CIR) classification on a per-packet basis
Switch-port auto-recovery (Error Disable) automatically tries to reactivate a link
Device Sensor and Device Classifier enable seamless multipurpose device profiles
Uplink Interfaces 4 SFP
Storage relative humidity 10% to 95% noncondensing
Power The internal PS is an auto-ranging unit & tolerates input voltages between 100 and 240VAC
Network management interface 108 Gbps
Port Aggregation Protocol (PAgP) automates the installation of Cisco Fast EtherChannel
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WS-C2960XR-24TS-I Datasheet
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Cisco Auto QoS automatic configuration of QoS
IPv4 multicast routes and IGMP groups 1000
Power redundancy an external RPS
Cisco Trust Anchor Technology allows the switch to undergo IOS integrity checks
Available PoE Power -
MTBF in hours 557320
Forwarding bandwidth 216 Gbps
Link Aggregation Control Protocol (LACP) Ethernet channeling
IPv6 multicast groups 1000
Cisco Threat Defense Port Security Dynamic ARP Inspection & IP Source Guard
10/100/1000 Ethernet interfaces (ports) 24
Switching bandwidth 1023
Automatic Media-Dependent Interface Crossover
(MDIX)
adjusts transmit & receive pairs if incorrect cable type
IPv4 QoS ACEs 500
Private VLANs controls traffic between hosts in a common segment
Stacking Bandwidth 80 Gbps
Maximum active VLANs 4096
Unidirectional Link Detection Protocol (UDLD) incorrect fiber-optic wiring detected and disabled
IPv6 QoS ACEs 250
Unicast Reverse Path Forwarding (uRPF) solves problems caused by malformed or forged (spoofed) IP
Maximum Stack Limit 8
VLAN IDs available 9198. bytes.
Switching Database Manager (SDM) maximize memory allocation
IPv4 security ACEs 1000
Multidomain Authentication enables an IP phone / PC to authenticate on the same switch port
Forwarding Rate 71.4 Mpps
Maximum transmission unit (MTU)-L3 packet 9216. bytes
Local Proxy Address Resolution Protocol (ARP) minimize broadcasts and maximize bandwidth
IPv6 Security ACEs 500
Access Control Lists (ACLs) security & QoS ACEs
Switching Bandwidth 216 Gbps
Jumbo frame - Ethernet frame 71.4 Mpps
VLAN1 minimization allows VLAN1 to be disabled
Secure Shell (SSH) Protocol allows for network security by encrypting administrator traffic
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WS-C2960XR-24TS-I Datasheet
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DRAM 128 MB
Internet Group Management Protocol (IGMP) fast client joins and departures of multicast streams
TACACS+ and RADIUS authentication simplifies centralized control of the switch
Flash Memory 13
Multicast VLAN Registration (MVR) isolate the streams from subscriber VLANs for bandwidth and security
MAC Address Notification administrators informed of users added to or removed
Weight (Pounds) 1.75 x 16.0 x 17.5
Per-port broadcast prevents faulty end stations
Multilevel security on console access prevents unauthorized users from changing the switch configuration
Size (Inches) IP Lite
Voice VLAN simplifies telephony installations
Bridge protocol data unit (BPDU) Guard avoid mistaken topology loops
Cisco VLAN Trunking Protocol (VTP) supports dynamic VLANs
Spanning Tree Root Guard (STRG) prevents uncontrolled edge devices from developing Spanning Tree Protocol root nodes.
Remote Switch Port Analyzer (RSPAN) administrators remotely check ports via Layer 2 switch
IGMP filtering facilitates multicast authentication
Layer 2 trace route simplifies troubleshooting
Trivial File Transfer Protocol (TFTP) lowers the price of administering software upgrades
Network Timing Protocol (NTP) correct and reliable timestamp
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WS-C2960XR-24TS-I Datasheet
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Want to Buy
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