PPT
... subnet portion of address of arbitrary length address format: a.b.c.d/x, where x is # bits in subnet portion of address Before CIDR, Internet used a class-based addressing scheme where x could be 8, 16, or 24 bits. These corrsp to classes A, B, and C resp. ...
... subnet portion of address of arbitrary length address format: a.b.c.d/x, where x is # bits in subnet portion of address Before CIDR, Internet used a class-based addressing scheme where x could be 8, 16, or 24 bits. These corrsp to classes A, B, and C resp. ...
Era of Spybots - A Secure Design Solution Using
... All workstation traffic is unrestricted between their ...
... All workstation traffic is unrestricted between their ...
Exam Topics in This Chapter
... helps you discover threats and enforce and harden policies before an attack takes place. These technologies and solutions can help you detect, block, and defend against attacks that have already taken place. In Chapter 16 you learned that the Cisco ASA family has members in many shapes and sizes, an ...
... helps you discover threats and enforce and harden policies before an attack takes place. These technologies and solutions can help you detect, block, and defend against attacks that have already taken place. In Chapter 16 you learned that the Cisco ASA family has members in many shapes and sizes, an ...
Ingate Firewall & SIParator Training
... SIP Protocol is an Application Layer Protocol Network Address Translation (NAT) resides at the Transport Layer (TCP/IP) NAT will not change the SIP addressing within the TCP/UDP datagram Firewalls are a NATing device and BLOCK all Incoming SIP Traffic to the ...
... SIP Protocol is an Application Layer Protocol Network Address Translation (NAT) resides at the Transport Layer (TCP/IP) NAT will not change the SIP addressing within the TCP/UDP datagram Firewalls are a NATing device and BLOCK all Incoming SIP Traffic to the ...
Socketing tool - Filion Home Page
... Writing or typing 32 hexadecimal digits, although more convenient writing or typing 128binary digits, can still be a pain. To make things a little easier, two conventions allow you to shorten what must be typed for an IPv6 address: ...
... Writing or typing 32 hexadecimal digits, although more convenient writing or typing 128binary digits, can still be a pain. To make things a little easier, two conventions allow you to shorten what must be typed for an IPv6 address: ...
QoS Protocols & Architectures
... The most complex of all QoS technologies Closest thing to circuit emulation on IP networks The biggest departure from “best-effort” IP service ...
... The most complex of all QoS technologies Closest thing to circuit emulation on IP networks The biggest departure from “best-effort” IP service ...
Slides
... link-state advertisements only in area each nodes 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 backbone ...
... link-state advertisements only in area each nodes 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 backbone ...
ZIGBEE GATEWAYS
... and leave a network, to apply security to frames and to route frames to their intended destinations. In addition, the discovery and maintenance of routes between devices devolve to the network layer. Also the discovery of one-hop neighbors and the storing of pertinent neighbor information are done a ...
... and leave a network, to apply security to frames and to route frames to their intended destinations. In addition, the discovery and maintenance of routes between devices devolve to the network layer. Also the discovery of one-hop neighbors and the storing of pertinent neighbor information are done a ...
IOSR Journal of Computer Engineering (IOSR-JCE)
... Fast and reliable communications is a basic requirement in almost all modern applications, but the real time systems take it to extreme and require real time responses from the network. In some cases, the requirements are so tough that may require special hardware to achieve desired performance .In ...
... Fast and reliable communications is a basic requirement in almost all modern applications, but the real time systems take it to extreme and require real time responses from the network. In some cases, the requirements are so tough that may require special hardware to achieve desired performance .In ...
Overview of High Speed Network Technologies
... The link capacity is shared among several simultaneous communications. The delay in each node is meaningful due to the waiting time of the packets in the queues. It is not well-suited for isochronous transmission. It is very proper for bursty traffic as that one generated by data computer networks. ...
... The link capacity is shared among several simultaneous communications. The delay in each node is meaningful due to the waiting time of the packets in the queues. It is not well-suited for isochronous transmission. It is very proper for bursty traffic as that one generated by data computer networks. ...
OSI Network Layer
... Network Layer Protocols and Internet Protocol (IP) Identify the major header fields in the IPv4 protocol and describe each field's role in transporting packets ...
... Network Layer Protocols and Internet Protocol (IP) Identify the major header fields in the IPv4 protocol and describe each field's role in transporting packets ...
OMNIX: A Topology-Independent P2P Middleware
... provides a set of pluggable services such as transactions, encryption and proxy for firewalls. Messages that are delivered by the transport layer are processed in this layer and then passed to the layers above. The basic services layer uses the concept of pipelines to process messages. A pipeline is ...
... provides a set of pluggable services such as transactions, encryption and proxy for firewalls. Messages that are delivered by the transport layer are processed in this layer and then passed to the layers above. The basic services layer uses the concept of pipelines to process messages. A pipeline is ...
Comparison and Contrast between the OSI and TCP/IP Model
... providing a reliable data transfer service, while the TCP/IP model treats reliability as an end-to-end problem. Each layer of the OSI model detects and handles errors, all data transmitted includes checksums. The transport layer of the OSI model checks source-to-destination reliability. In the T ...
... providing a reliable data transfer service, while the TCP/IP model treats reliability as an end-to-end problem. Each layer of the OSI model detects and handles errors, all data transmitted includes checksums. The transport layer of the OSI model checks source-to-destination reliability. In the T ...
blue
... Implementation • Use a sniffer program read offline packets • Packet proceed to IP defragmentation • Packet proceed to TCP stream reassembly ...
... Implementation • Use a sniffer program read offline packets • Packet proceed to IP defragmentation • Packet proceed to TCP stream reassembly ...
A challenging and interesting job
... to log into the company VPN calls into a local ISP, then connects to the corporate VPN server, which connected to the public network at the company site. Once the connection has been established, the remote client can communicate with the company network just as securely over the public network as i ...
... to log into the company VPN calls into a local ISP, then connects to the corporate VPN server, which connected to the public network at the company site. Once the connection has been established, the remote client can communicate with the company network just as securely over the public network as i ...
Attacks and hacker tools - International Computer Institute
... SYN to open port NULL to open port (no flag bits set) SYN/FIN/URG/PSH to open port SYN to closed port ACK to closed port FIN/PSH/URG to closed port UDP to closed port ...
... SYN to open port NULL to open port (no flag bits set) SYN/FIN/URG/PSH to open port SYN to closed port ACK to closed port FIN/PSH/URG to closed port UDP to closed port ...
WLAN-GPRS Integration for Next-Generation Mobile Data Network
... offer 3G services, but 3G data technology is not available • And 2.5G(GPRS) cellular data technology is available in large coverage, ...
... offer 3G services, but 3G data technology is not available • And 2.5G(GPRS) cellular data technology is available in large coverage, ...
PDF
... 2. In the second phase, the node drops the intercepted packets with a certain probability. A gray hole may exhibit its malicious behavior in different ways. It may drop packets coming from (or destined to) certain specific node(s) in the network while forwarding all the packets for other nodes. Anot ...
... 2. In the second phase, the node drops the intercepted packets with a certain probability. A gray hole may exhibit its malicious behavior in different ways. It may drop packets coming from (or destined to) certain specific node(s) in the network while forwarding all the packets for other nodes. Anot ...
4th Edition: Chapter 1
... excessive congestion possible: packet delay and loss protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
... excessive congestion possible: packet delay and loss protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
4th Edition: Chapter 1
... excessive congestion possible: packet delay and loss protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
... excessive congestion possible: packet delay and loss protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
Slides
... excessive congestion possible: packet delay and loss protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
... excessive congestion possible: packet delay and loss protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
Chapter 1 - EECS User Home Pages
... excessive congestion possible: packet delay and loss protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
... excessive congestion possible: packet delay and loss protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
Service - dc.uba.ar
... Set of VMs , with each element of the set running on a unique node • The individual VMs that make up a slice contain no information about the other VMs in the set, except as managed by the service running in the slice • Are uniquely identified by name • Interpretation depends on the context ( is no ...
... Set of VMs , with each element of the set running on a unique node • The individual VMs that make up a slice contain no information about the other VMs in the set, except as managed by the service running in the slice • Are uniquely identified by name • Interpretation depends on the context ( is no ...