Basic Concepts
... Figure 1-24: Cryptographic Protections • Message-by-Message Protections – Encryption to provide confidentiality so that an eavesdropper cannot reach intercepted messages – Electronic signatures provide message-by-message authentication to prevent the insertion of messages by an impostor after initi ...
... Figure 1-24: Cryptographic Protections • Message-by-Message Protections – Encryption to provide confidentiality so that an eavesdropper cannot reach intercepted messages – Electronic signatures provide message-by-message authentication to prevent the insertion of messages by an impostor after initi ...
Chapter 5
... Introduction: The Network and Transport Layers • The transport layer is responsible for end-to-end delivery of messages. • The transport layer sets up virtual circuits (when needed) and is also responsible for segmentation (breaking the message into several smaller pieces) at the sending end and re ...
... Introduction: The Network and Transport Layers • The transport layer is responsible for end-to-end delivery of messages. • The transport layer sets up virtual circuits (when needed) and is also responsible for segmentation (breaking the message into several smaller pieces) at the sending end and re ...
ppt
... In 1974 Vint Cerf co-wrote TCP/IP, the language that allows computers to communicate with one another. His wife of 35 years (Sigrid), hearing-impaired since childhood, began using the Internet in the early 1990s to research cochlear implants, electronic devices that work with the ear's own physiolog ...
... In 1974 Vint Cerf co-wrote TCP/IP, the language that allows computers to communicate with one another. His wife of 35 years (Sigrid), hearing-impaired since childhood, began using the Internet in the early 1990s to research cochlear implants, electronic devices that work with the ear's own physiolog ...
Example # 1
... The first byte number is 100 × 8 = 800. The total length is 100 bytes, and the header length is 20 bytes (5 × 4), which means that there are 80 bytes in this datagram. If the first byte number is 800, the last byte number must be ...
... The first byte number is 100 × 8 = 800. The total length is 100 bytes, and the header length is 20 bytes (5 × 4), which means that there are 80 bytes in this datagram. If the first byte number is 800, the last byte number must be ...
the document - Support
... Virtualized applications of servers are emerging in the cloud computing era. Virtual machines have increased the use efficiency of physical computing resources while reducing IT system operation and maintenance (O&M) costs. In addition, virtual machines enable the dynamic migration of computing reso ...
... Virtualized applications of servers are emerging in the cloud computing era. Virtual machines have increased the use efficiency of physical computing resources while reducing IT system operation and maintenance (O&M) costs. In addition, virtual machines enable the dynamic migration of computing reso ...
3rd Edition, Chapter 5 - Northwestern Networks Group
... link-state advertisements only in area each node has detailed area topology; only know direction (shortest path) to nets in other areas. area border routers: “summarize” distances to nets in own area, advertise to other Area Border routers. backbone routers: run OSPF routing limited to ...
... link-state advertisements only in area each node has detailed area topology; only know direction (shortest path) to nets in other areas. area border routers: “summarize” distances to nets in own area, advertise to other Area Border routers. backbone routers: run OSPF routing limited to ...
Finance Evolution
... MPLS was used for its intended purpose and at intended scale • Goal was to switch packets to support rapidly expanding global networks – MPLS is “wildly successful” (RFC 5218) in that its use has exceeded its original design goal thru development of numerous extensions – From service provider perspe ...
... MPLS was used for its intended purpose and at intended scale • Goal was to switch packets to support rapidly expanding global networks – MPLS is “wildly successful” (RFC 5218) in that its use has exceeded its original design goal thru development of numerous extensions – From service provider perspe ...
Slide 1
... Swaziland has no official benchmark with respect to broadband speeds but the recently established telecommunications industry regulator SCCOM in their draft regulations advocate for broadband speeds of no less than 2Mbps for both wireline and wireless technologies. Source: The Electronic Communicati ...
... Swaziland has no official benchmark with respect to broadband speeds but the recently established telecommunications industry regulator SCCOM in their draft regulations advocate for broadband speeds of no less than 2Mbps for both wireline and wireless technologies. Source: The Electronic Communicati ...
CS4514 Course Objectives
... broadcast :: a single communications channel shared by all machines (addresses) on the network. Broadcast can be both a logical or a physical concept (e.g. Media Access Control (MAC) sublayer ) . multicast :: communications to a specified group. This requires a group address (e.g. – multimedia multi ...
... broadcast :: a single communications channel shared by all machines (addresses) on the network. Broadcast can be both a logical or a physical concept (e.g. Media Access Control (MAC) sublayer ) . multicast :: communications to a specified group. This requires a group address (e.g. – multimedia multi ...
Dominating-Set-Based Routing in Ad Hoc
... RNG (relative neighborhood graph): link exists if d(u,v) ≤ d(u, w) and d(u,v) ≤ d(v, w). Yao graph: For each node u, any k (k ≥ 6) equalseparated rays originated at u define k cones. In each cone, choose the closet v (if any) within the transmitter range of u and add a directed link (u,v). ...
... RNG (relative neighborhood graph): link exists if d(u,v) ≤ d(u, w) and d(u,v) ≤ d(v, w). Yao graph: For each node u, any k (k ≥ 6) equalseparated rays originated at u define k cones. In each cone, choose the closet v (if any) within the transmitter range of u and add a directed link (u,v). ...
Hierarchical Organization Unveiled by Functional Connectivity in
... performs specialized functions. At Rth 0:055, only about 1=3 of the anatomical P2 links and very few P1 links can already connect all of the cortical areas into a single functional network. Moreover, the communication of the whole network is still mediated by only a few intercommunity connections; ...
... performs specialized functions. At Rth 0:055, only about 1=3 of the anatomical P2 links and very few P1 links can already connect all of the cortical areas into a single functional network. Moreover, the communication of the whole network is still mediated by only a few intercommunity connections; ...
Network Address Translation for Inbound Connections in Paradigm
... known as home gateways. They can be deployed as stub networks or provide routing for larger topologies using routing protocols such as RIP. NAT is a very important aspect of firewall security. It conserves the number of public addresses used within organization, and it allows for stricter control of ...
... known as home gateways. They can be deployed as stub networks or provide routing for larger topologies using routing protocols such as RIP. NAT is a very important aspect of firewall security. It conserves the number of public addresses used within organization, and it allows for stricter control of ...
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Chapter 11&12 Routing
... Routing Table • One required for each router • Entry for each network — Not for each destination host — Once datagram reaches router attached to destination network, that router can deliver to host ...
... Routing Table • One required for each router • Entry for each network — Not for each destination host — Once datagram reaches router attached to destination network, that router can deliver to host ...
ppt
... • Out-of-order delivery pair likely used different paths • Clock resolution 10msec clock and 512 byte packets limit estimate to 51.2 KBps • Changes in BW • Multi-channel links packets are not queued behind ...
... • Out-of-order delivery pair likely used different paths • Clock resolution 10msec clock and 512 byte packets limit estimate to 51.2 KBps • Changes in BW • Multi-channel links packets are not queued behind ...
Routing Protocols to Save and Balance Energy for Wireless Sensor
... network is energy consumption. Since each sensor node has tiny batteries so it has limited processing power, so services will be limited. This is major issue in sensor network because every sensor node is used for routing and forwarding the data. The proposed fuzzy logic based routing protocol tries ...
... network is energy consumption. Since each sensor node has tiny batteries so it has limited processing power, so services will be limited. This is major issue in sensor network because every sensor node is used for routing and forwarding the data. The proposed fuzzy logic based routing protocol tries ...
ppt
... Firewall can be a single machine or a group of machines performing the firewall functions collaboratively. Spring 2004 ...
... Firewall can be a single machine or a group of machines performing the firewall functions collaboratively. Spring 2004 ...
QoS Support in 802.11 Wireless LANs
... Large files (e.g. 1 TB on 1 Gbps takes 2.2 hours) • should be handled in scheduled mode • should we allocate 10Gbps and finish in 800 sec? • immediate-request? or scheduled? • depends on m, the number of 10Gbps circuits ...
... Large files (e.g. 1 TB on 1 Gbps takes 2.2 hours) • should be handled in scheduled mode • should we allocate 10Gbps and finish in 800 sec? • immediate-request? or scheduled? • depends on m, the number of 10Gbps circuits ...
William Stallings Data and Computer Communications
... —No special treatment for high priority flow packets —Large packet can hold up smaller packets —Greedy connection can crowd out less greedy connection ...
... —No special treatment for high priority flow packets —Large packet can hold up smaller packets —Greedy connection can crowd out less greedy connection ...
Routing
... Nodes flood their state onto the link to all other nodes At start, new nodes downlink the database from a neighbour Different kinds of link ...
... Nodes flood their state onto the link to all other nodes At start, new nodes downlink the database from a neighbour Different kinds of link ...
Part I: Introduction
... Physical Media: coax, fiber Fiber optic cable: glass fiber carrying light ...
... Physical Media: coax, fiber Fiber optic cable: glass fiber carrying light ...
Mikrotik VPN Technology
... Even if the LAW does not require this, wireless is misunderstood and this allows you to say ALL transmissions are encrypted (at least to the wired segment) ...
... Even if the LAW does not require this, wireless is misunderstood and this allows you to say ALL transmissions are encrypted (at least to the wired segment) ...
Aalborg Universitet Ethernet-based mobility architecture for 5G
... Over the last years Ethernet has been augmenting the original set of Local Area Network (LAN) technologies with support for the new capabilities required to deliver Ethernetbased Metropolitan (MAN) or Wide Area Network (WAN) telecommunication services [11]. Providers are choosing to use L2 Ethernet ...
... Over the last years Ethernet has been augmenting the original set of Local Area Network (LAN) technologies with support for the new capabilities required to deliver Ethernetbased Metropolitan (MAN) or Wide Area Network (WAN) telecommunication services [11]. Providers are choosing to use L2 Ethernet ...
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[2017 New] Lead2pass 100% Valid 100
... base their filtering criteria on the source IP address. The number used while creating an access list specifies the type of access list created. The range used for standard access lists is 1 to 99 and 1300 to 1999. Extended access lists are applied as close to the source as possible (inbound), and c ...
... base their filtering criteria on the source IP address. The number used while creating an access list specifies the type of access list created. The range used for standard access lists is 1 to 99 and 1300 to 1999. Extended access lists are applied as close to the source as possible (inbound), and c ...