Lec16_Interconnection_Networks
... mesh have compared to a 3D mesh? What types of systems would you expect to use application-specific networks? ...
... mesh have compared to a 3D mesh? What types of systems would you expect to use application-specific networks? ...
Slide 1
... Link Layer A link-layer protocol (Ethernet, 802.11 wireless LAN, token ring, PPP) is used to move a datagram over an individual link. It defines the format of the packets exchanged between nodes at the ends of the link, as well as the actions taken by these nodes when the packets are sent and recei ...
... Link Layer A link-layer protocol (Ethernet, 802.11 wireless LAN, token ring, PPP) is used to move a datagram over an individual link. It defines the format of the packets exchanged between nodes at the ends of the link, as well as the actions taken by these nodes when the packets are sent and recei ...
FIREWALL DEPLOYMENT AND CONFIGURATION
... Policy Flexibility Policy In case that the network managers consider establishing a firewall for Internet access, they need to install flexibility policy, because the Internet changes every day and company's firewall requirements are not static. Therefore, flexibility policy is the first choice to s ...
... Policy Flexibility Policy In case that the network managers consider establishing a firewall for Internet access, they need to install flexibility policy, because the Internet changes every day and company's firewall requirements are not static. Therefore, flexibility policy is the first choice to s ...
slides - CSE Home
... • Computers see groups of four number IP addresses -- physical network • Both are ideal for the “users” needs ...
... • Computers see groups of four number IP addresses -- physical network • Both are ideal for the “users” needs ...
Network Security
... Send requests to server with someone X's IP address. The response is received at X and discarded. Both X and server can be kept busy ⇒ DoS attack ...
... Send requests to server with someone X's IP address. The response is received at X and discarded. Both X and server can be kept busy ⇒ DoS attack ...
basics
... o Scalability to millions of users Hierarchical structure combined with address aggregation Stateless routing: Routers do not keep detailed info per connection o Best-effort service: no guarantees o Decentralized control o Self-configuration ...
... o Scalability to millions of users Hierarchical structure combined with address aggregation Stateless routing: Routers do not keep detailed info per connection o Best-effort service: no guarantees o Decentralized control o Self-configuration ...
Interconnection Networks
... – Flow control: between pairs of receivers and senders; use feedback to tell the sender when it is allowed to send the next packet » Back-pressure: separate wires to tell to stop » Window: give the original sender the right to send N packets before getting permission to send more (TCP uses) – Choke ...
... – Flow control: between pairs of receivers and senders; use feedback to tell the sender when it is allowed to send the next packet » Back-pressure: separate wires to tell to stop » Window: give the original sender the right to send N packets before getting permission to send more (TCP uses) – Choke ...
Presentation on Security Flaws in Windows XP
... Denial of Service (DoS) Distributed Denial of Service (DDoS) flaws, which can let intruders use zombie XP systems to flood Internet servers with bogus requests ...
... Denial of Service (DoS) Distributed Denial of Service (DDoS) flaws, which can let intruders use zombie XP systems to flood Internet servers with bogus requests ...
Designing Converged Networks
... • VLANs can be mapped to IP Subnets and are terminated by routers/Layer 3 switches • 802.1Q Tagging a standards based VLAN tagging mechanism • VLAN Deployment Guidelines – Use consistent naming and VLAN Tags for all VLANs across the network – Configure the correct VLAN Tags on both ends of switch-sw ...
... • VLANs can be mapped to IP Subnets and are terminated by routers/Layer 3 switches • 802.1Q Tagging a standards based VLAN tagging mechanism • VLAN Deployment Guidelines – Use consistent naming and VLAN Tags for all VLANs across the network – Configure the correct VLAN Tags on both ends of switch-sw ...
Eastern Michigan University - Emunix Documentation on the Web
... None works 100% of the time, because hackers already know them and try to work around those detection methods. One of the among the best software packages that use all the above methods to find sniffing activities is: ...
... None works 100% of the time, because hackers already know them and try to work around those detection methods. One of the among the best software packages that use all the above methods to find sniffing activities is: ...
Chapter 02 - Communicating Over The Network
... However, Network layer considers: the maximum size of PDU that each medium can transport Maximum Transmission Unit (MTU). Part of the control communication between the Data Link layer and the Network layer is the establishment of a maximum size for the packet. The Data Link layer passes the MTU upwa ...
... However, Network layer considers: the maximum size of PDU that each medium can transport Maximum Transmission Unit (MTU). Part of the control communication between the Data Link layer and the Network layer is the establishment of a maximum size for the packet. The Data Link layer passes the MTU upwa ...
TCP/IP Protocol Architecture - Department of Electrical Engineering
... process with a host must have an address that is unique within the host; this allows the hostto-host protocol (e.g., TCP) to deliver data to the proper process. IP addresses of source and destination Each host on a sub-network must have a unique global internet address; this allows the data to be ...
... process with a host must have an address that is unique within the host; this allows the hostto-host protocol (e.g., TCP) to deliver data to the proper process. IP addresses of source and destination Each host on a sub-network must have a unique global internet address; this allows the data to be ...
Using HiBeam Screens
... event-based using a TCP/IP network. Whereas, communication between data servers and targets is by polling using either IXL, IXL on TCP/IP, or IXL on any other supported network. Figure 2: Screen with data servers running on all target computers. ...
... event-based using a TCP/IP network. Whereas, communication between data servers and targets is by polling using either IXL, IXL on TCP/IP, or IXL on any other supported network. Figure 2: Screen with data servers running on all target computers. ...
Things we didn`t get to talk about
... – Dynamic: easy for administrators to make spontaneous changes ...
... – Dynamic: easy for administrators to make spontaneous changes ...
Lecture 1
... • Specifies the exact path a packet must go for up to the first 9 hops • It is strict because it must go through this path or not at all. • Ex: Strict Source Route through 1,4,3 ...
... • Specifies the exact path a packet must go for up to the first 9 hops • It is strict because it must go through this path or not at all. • Ex: Strict Source Route through 1,4,3 ...
Applying COSITU in the Region The Swazi MTN Experience
... ØAmortization • Assumes all assets depreciate at same rate • Amortization for services other than telephone ...
... ØAmortization • Assumes all assets depreciate at same rate • Amortization for services other than telephone ...
Slide 1 - Department of Electrical Engineering & Computer Science
... Each process with a host must have an address that is unique within the host; this allows the hostto-host protocol (e.g., TCP) to deliver data to the proper process. IP addresses of source and destination Each host on a sub-network must have a unique global internet address; this allows the data to ...
... Each process with a host must have an address that is unique within the host; this allows the hostto-host protocol (e.g., TCP) to deliver data to the proper process. IP addresses of source and destination Each host on a sub-network must have a unique global internet address; this allows the data to ...
18: VPN, IPV6, NAT, MobileIP
... IP addresses mapped into fewer public IP addresses Will this beat Ipv6? 4: Network Layer 4a-26 ...
... IP addresses mapped into fewer public IP addresses Will this beat Ipv6? 4: Network Layer 4a-26 ...
EQ23854856
... [2]. Using the information captured by the packet sniffer an administrator can identify erroneous packets and use the data to pinpoint bottlenecks and help maintain efficient network data transmission. This is unlike standard network hosts that only receive traffic sent specifically to them. The sec ...
... [2]. Using the information captured by the packet sniffer an administrator can identify erroneous packets and use the data to pinpoint bottlenecks and help maintain efficient network data transmission. This is unlike standard network hosts that only receive traffic sent specifically to them. The sec ...
Course Summary
... E provides “proof of identity” to CA. CA creates certificate binding E to its public key. certificate containing E’s public key digitally signed by ...
... E provides “proof of identity” to CA. CA creates certificate binding E to its public key. certificate containing E’s public key digitally signed by ...