IoT Context ⦠by Range
... ✓ #2 - Long battery autonomy, 10 years or more ✓ #3 - Low cost: infrastructure, nodes, service ✓ #4 - Scalable & robust infrastructure ✓ #5 - Secure and trusted ✓ #6 - Simple commissioning ✓ #7 - Open & interoperable standard ✓ #8 - “Killer-App” features ✗High data rate – not needed in most IoT syst ...
... ✓ #2 - Long battery autonomy, 10 years or more ✓ #3 - Low cost: infrastructure, nodes, service ✓ #4 - Scalable & robust infrastructure ✓ #5 - Secure and trusted ✓ #6 - Simple commissioning ✓ #7 - Open & interoperable standard ✓ #8 - “Killer-App” features ✗High data rate – not needed in most IoT syst ...
Cisco Networking Acedemy Final Exam A PC can not connect to any
... layer protocol that is used to make this connection? (Choose two.) The data is encrypted. The connection type is called a VTY session. A server process is running on PC1. A GET request is sent to RouterB. The application name is the same for the service, protocol, and client. The Layer 4 header cont ...
... layer protocol that is used to make this connection? (Choose two.) The data is encrypted. The connection type is called a VTY session. A server process is running on PC1. A GET request is sent to RouterB. The application name is the same for the service, protocol, and client. The Layer 4 header cont ...
Computer Networks and Internets
... hardware frame that arrives on one network across another. To accommodate heterogeneity, an internet must define a hardware-independent packet format. ...
... hardware frame that arrives on one network across another. To accommodate heterogeneity, an internet must define a hardware-independent packet format. ...
Presentation Title
... bandwidth and meeting stringent performance standards necessary for real-time, video streaming in harsh environment • Link redundancy in various scenarios of metro operation ...
... bandwidth and meeting stringent performance standards necessary for real-time, video streaming in harsh environment • Link redundancy in various scenarios of metro operation ...
Reliable, Low Power Wireless Sensor Networks for the Internet of
... acquires an IP address which unambiguously identifies it on the Internet. Data packets exchanged contain an IP header, a series of bytes that encode the addresses of the device that created the packet, and the destination device. Many other protocols are needed to form a protocol stack (TCP, HTTP, e ...
... acquires an IP address which unambiguously identifies it on the Internet. Data packets exchanged contain an IP header, a series of bytes that encode the addresses of the device that created the packet, and the destination device. Many other protocols are needed to form a protocol stack (TCP, HTTP, e ...
Ethan Frome - Warrington Collegiate
... are responsible for complying with the Health and Safety at Work Act 1974 and ensuring no-one is affected by individual acts or omissions. ...
... are responsible for complying with the Health and Safety at Work Act 1974 and ensuring no-one is affected by individual acts or omissions. ...
COS 461: Computer Networks Spring 2009 (MW 1:30‐2:50 in CS 105) Mike Freedman Teaching Assistants: WyaI Lloyd and Jeff Terrace
... – Talk to me about a project before spring break ...
... – Talk to me about a project before spring break ...
Document
... • In addition to the individual users' PCs (nodes), many networks use a central computer, called a server. • A server has a large hard disk for shared storage. It may provide other services to the nodes, as well. • In a file server network, nodes can access files on the server, but not necessarily o ...
... • In addition to the individual users' PCs (nodes), many networks use a central computer, called a server. • A server has a large hard disk for shared storage. It may provide other services to the nodes, as well. • In a file server network, nodes can access files on the server, but not necessarily o ...
Building Survivable Systems based on Intrusion Detection and
... papers use statistical and expert system based techniques. They use pattern matching techniques. The technique on this papser focused on speed and reduction of false positives. Problem is that unknown attacks may go undetected. The anomaly detection systems are typically better at detecting unknow ...
... papers use statistical and expert system based techniques. They use pattern matching techniques. The technique on this papser focused on speed and reduction of false positives. Problem is that unknown attacks may go undetected. The anomaly detection systems are typically better at detecting unknow ...
Computer Networks
... – Heterogeneity: Addressing, flow control, MAC methods – Scale: Routing, addressing, naming, performance ...
... – Heterogeneity: Addressing, flow control, MAC methods – Scale: Routing, addressing, naming, performance ...
MIST Multicast Implementation Study
... probability that 10 or more callers simultaneously active is less than 0.0004! can support many more callers, with small probability of` "contention.'' if users are ``bursty'' (on/off), then packetswitching is advantageous (Baran, 1965) ...
... probability that 10 or more callers simultaneously active is less than 0.0004! can support many more callers, with small probability of` "contention.'' if users are ``bursty'' (on/off), then packetswitching is advantageous (Baran, 1965) ...
Remote Access - York Technical College
... algorithm that makes it difficult for unauthorized users to read the data if they intercept it. Encryption requires a key (math. Algorithm) to read the data. Two types of encryption ...
... algorithm that makes it difficult for unauthorized users to read the data if they intercept it. Encryption requires a key (math. Algorithm) to read the data. Two types of encryption ...
How Fast Is the Internet - Faculty of Computer Science
... When an acknowledgement is received, congestion window is increased When a packet is lost (and retransmitted) congestion window is reduced Net transmission rate is WinSize / RTT ...
... When an acknowledgement is received, congestion window is increased When a packet is lost (and retransmitted) congestion window is reduced Net transmission rate is WinSize / RTT ...
Chapter 17-20
... Means that the boundary between prefix and suffix occurs after the first 17 bits Each network can be as large or small as needed (power of two) ...
... Means that the boundary between prefix and suffix occurs after the first 17 bits Each network can be as large or small as needed (power of two) ...
CCNA 1 v3.0 - chu.edu.tw
... Which OSI and TCP/IP layer appears in both models yet has different functions in each? • application ...
... Which OSI and TCP/IP layer appears in both models yet has different functions in each? • application ...
IEEE 802.11x WiFi Protocol
... The BSS is your traditional Client-Server model whereby Person A can connect to Person C ONLY via a direct connection to Person B. In this example person B is termed the server and persons A & C the clients; in a wireless scenario person B would be some sort of Access Point. ...
... The BSS is your traditional Client-Server model whereby Person A can connect to Person C ONLY via a direct connection to Person B. In this example person B is termed the server and persons A & C the clients; in a wireless scenario person B would be some sort of Access Point. ...
Securing the Network - Austin Community College
... Passive attacks result in the disclosure of information or data files to an attacker without the consent or knowledge of the user. Examples : the disclosure of personal information such as credit card numbers and medical files. Active: Active attacks include attempts to circumvent or break protectio ...
... Passive attacks result in the disclosure of information or data files to an attacker without the consent or knowledge of the user. Examples : the disclosure of personal information such as credit card numbers and medical files. Active: Active attacks include attempts to circumvent or break protectio ...
Solution: Virtual Private Network (VPN)
... • The packet is routed to a firewall or secure router at the boundary of A’s network. • The firewall filters all packets to determine the need for IPSec processing. ...
... • The packet is routed to a firewall or secure router at the boundary of A’s network. • The firewall filters all packets to determine the need for IPSec processing. ...
TCP/IP for Security Administrators
... TTL: max. hops through network (decremented by routers); usually 32 next protocol: TCP, 6 | UDP, 17 | ICMP, 1 | IPsec AH, 51 | IPsec ESP, 50 header checksum: 16-bit one’s compliment of sum ...
... TTL: max. hops through network (decremented by routers); usually 32 next protocol: TCP, 6 | UDP, 17 | ICMP, 1 | IPsec AH, 51 | IPsec ESP, 50 header checksum: 16-bit one’s compliment of sum ...
comparisons of wired and wireless networks: a review
... between different devices and computer systems. Most wired networks use Ethernet cables to transfer data between connected PCs. In a small wired network, a single router may be used to connect all the computers. Larger networks often involve multiple routers or switches that connect to each other. O ...
... between different devices and computer systems. Most wired networks use Ethernet cables to transfer data between connected PCs. In a small wired network, a single router may be used to connect all the computers. Larger networks often involve multiple routers or switches that connect to each other. O ...
Protecting Cyber-TA Contributors
... as markers to link alerts to sensors Destination address: reveals sensor coverage, capabilities, network topology Port number: reveals network services Timestamp: can be used to link an alert to the ...
... as markers to link alerts to sensors Destination address: reveals sensor coverage, capabilities, network topology Port number: reveals network services Timestamp: can be used to link an alert to the ...