SDN Tools - CSE Labs User Home Pages
... • Features Switch replies with list of ports, ports speeds, supported tables and actions ...
... • Features Switch replies with list of ports, ports speeds, supported tables and actions ...
POX-OVS-Mininet - CSE Labs User Home Pages
... • Features Switch replies with list of ports, ports speeds, supported tables and actions ...
... • Features Switch replies with list of ports, ports speeds, supported tables and actions ...
Slide 1
... We have been concentrating on access, but we may also have to protect content. This is almost impossible at the packet-filter level, since content can be divided among many datagrams, which can arrive in any order and may be fragmented. The firewall must mimic the ultimate destination host by assemb ...
... We have been concentrating on access, but we may also have to protect content. This is almost impossible at the packet-filter level, since content can be divided among many datagrams, which can arrive in any order and may be fragmented. The firewall must mimic the ultimate destination host by assemb ...
Firewalls and Virtual Private Networks
... from logging in to the network. Figure 9.1 illustrates a firewall-controlled access to the corporate network from the Internet. For a firewall to be effective, companies first need to define their network security policy. A network security policy identifies the resources that need protection and th ...
... from logging in to the network. Figure 9.1 illustrates a firewall-controlled access to the corporate network from the Internet. For a firewall to be effective, companies first need to define their network security policy. A network security policy identifies the resources that need protection and th ...
Addressing
... NAT (network address translators) provide one example of such a temporary solution NATs provide three benefits: ...
... NAT (network address translators) provide one example of such a temporary solution NATs provide three benefits: ...
Introduction to Queue theory
... Packet length, P, is the length of a packet in bits. Link length, L, is the length of a link in meters. Data rate, R, is the rate at which bits can be sent, in bits/second, or b/s.1 Propagation delay, PROP, is the time for one bit to travel along a link of length, L. ...
... Packet length, P, is the length of a packet in bits. Link length, L, is the length of a link in meters. Data rate, R, is the rate at which bits can be sent, in bits/second, or b/s.1 Propagation delay, PROP, is the time for one bit to travel along a link of length, L. ...
Internet Protocol
... • path determination: route taken by packets from source to dest. Routing algorithms • forwarding: move packets from router’s input to appropriate router output • call setup: some network architectures require router call setup along path before data flows (not Internet) ...
... • path determination: route taken by packets from source to dest. Routing algorithms • forwarding: move packets from router’s input to appropriate router output • call setup: some network architectures require router call setup along path before data flows (not Internet) ...
Addressing - University of Windsor
... NAT (network address translators) provide one example of such a temporary solution NATs provide three benefits: ...
... NAT (network address translators) provide one example of such a temporary solution NATs provide three benefits: ...
spoofed IP packets
... ACK number responds with SYN-ACK packet w/ initial “random” sequence number Sets window size to zero waits for ACK packet from client with matching sequence number ...
... ACK number responds with SYN-ACK packet w/ initial “random” sequence number Sets window size to zero waits for ACK packet from client with matching sequence number ...
ARUBAOS™ The operating system designed with data sheet
... administrators to pick which traffic is permitted in the air, by ...
... administrators to pick which traffic is permitted in the air, by ...
SDN and Virtualization
... Different services require different topologies – flat L2, some L3, multiple levels of services Address space: virtualized workload should not operate in the same address space as the physical network (VM’s IP is learned from the first L3 router!) Cannot move MV to arbitrary locations Tenant ...
... Different services require different topologies – flat L2, some L3, multiple levels of services Address space: virtualized workload should not operate in the same address space as the physical network (VM’s IP is learned from the first L3 router!) Cannot move MV to arbitrary locations Tenant ...
Peering Planning Cooperation without Revealing Confidential
... [3] “Modeling the routing of an Autonomous System with C-BGP,” B. Quoitin and S. Uhlig, IEEE Network, Vol 19(6), November 2005. [4] “Network-wide BGP route prediction for traffic engineering,” N. Feamster and J. Rexford, in Proc. Workshop on Scalability and Traffic Control in IP Networks, SPIE ITCOM ...
... [3] “Modeling the routing of an Autonomous System with C-BGP,” B. Quoitin and S. Uhlig, IEEE Network, Vol 19(6), November 2005. [4] “Network-wide BGP route prediction for traffic engineering,” N. Feamster and J. Rexford, in Proc. Workshop on Scalability and Traffic Control in IP Networks, SPIE ITCOM ...
Wanted: Systems abstractions for SDN
... Software Defined Networking (SDN) is unraveling the complexities of today’s networks. While the term SDN is sometimes used to refer to a specific set of technologies [6], we believe that its power lies in its basic idea, which is to enable modular network configuration through the use of software ab ...
... Software Defined Networking (SDN) is unraveling the complexities of today’s networks. While the term SDN is sometimes used to refer to a specific set of technologies [6], we believe that its power lies in its basic idea, which is to enable modular network configuration through the use of software ab ...
CHAP06
... In order to send a message, the sender must be able to translate the application layer address (or server name) of the destination into a network layer address and in turn translate that into a data link layer address. This process is called address resolution. TCP/IP uses two different approaches, ...
... In order to send a message, the sender must be able to translate the application layer address (or server name) of the destination into a network layer address and in turn translate that into a data link layer address. This process is called address resolution. TCP/IP uses two different approaches, ...
Introduction Lecture 1
... Subnet mask: A 32-bit combination used to describe which portion of an address refers to the subnet and which part refers to the host. Network mask: 32-bit number. The mask is used by computers to calculate the network number of a given IP address by performing a Boolean AND operation of the add ...
... Subnet mask: A 32-bit combination used to describe which portion of an address refers to the subnet and which part refers to the host. Network mask: 32-bit number. The mask is used by computers to calculate the network number of a given IP address by performing a Boolean AND operation of the add ...
The University of Queensland
... Simplified, high level abstraction of how to configure network, the specification of ‘what’ the network should do (goals, policies), not ‘how’ it should be done. Example: cross-bar model for access control This configuration or specification abstraction is the northbound interface in the SDN archite ...
... Simplified, high level abstraction of how to configure network, the specification of ‘what’ the network should do (goals, policies), not ‘how’ it should be done. Example: cross-bar model for access control This configuration or specification abstraction is the northbound interface in the SDN archite ...
3GPP TSG-SA1 #42 - 5G
... (outdoor to indoor loss), by reducing the gap between service providers and terminals. In offices, stationary or slow-mobility users likely access cloud services (up-/down-loading files from/to the office cloud server) and virtual reality applications that enable, through the exchange of high-resolu ...
... (outdoor to indoor loss), by reducing the gap between service providers and terminals. In offices, stationary or slow-mobility users likely access cloud services (up-/down-loading files from/to the office cloud server) and virtual reality applications that enable, through the exchange of high-resolu ...
IP: Internet Protocol
... The length of the header in 32-bit words. Note that the minimum value for a correct header is 5. The total length of the IP datagram in bytes (data and header) Sets an upper limit on the number of routers through which a datagram can pass. It is initialized by the sender (often 32 or 64) and decreme ...
... The length of the header in 32-bit words. Note that the minimum value for a correct header is 5. The total length of the IP datagram in bytes (data and header) Sets an upper limit on the number of routers through which a datagram can pass. It is initialized by the sender (often 32 or 64) and decreme ...
SI202: Week 1
... know they are alive. This interval is called the Hello Interval. Question 3: Using the information in the captured Hello Packets, what is the Hello Interval for the router they were captured from? Verify the Hello Interval by observing the amount of time between two OSPF hello packets in your packet ...
... know they are alive. This interval is called the Hello Interval. Question 3: Using the information in the captured Hello Packets, what is the Hello Interval for the router they were captured from? Verify the Hello Interval by observing the amount of time between two OSPF hello packets in your packet ...
Slide 1
... • Subnetting separates network into multiple segments or subnets • Creating subnets involves changing IP address bits to represent network information • CIDR is a newer variation on traditional subnetting • Last four blocks represent interface in IPv6 • Gateways facilitate communication between subn ...
... • Subnetting separates network into multiple segments or subnets • Creating subnets involves changing IP address bits to represent network information • CIDR is a newer variation on traditional subnetting • Last four blocks represent interface in IPv6 • Gateways facilitate communication between subn ...
The Network Layer
... 2. The transport layer should be shielded from the number, type, and topology of the routers present. 3. The network addresses made available to the transport layer should use a uniform numbering plan, even across LANs and WANs. ...
... 2. The transport layer should be shielded from the number, type, and topology of the routers present. 3. The network addresses made available to the transport layer should use a uniform numbering plan, even across LANs and WANs. ...
Rich_ESFRI-Overview_v3
... Introduction to GÉANT The Pan-European Collaboration with World Connectivity ...
... Introduction to GÉANT The Pan-European Collaboration with World Connectivity ...
www.siskiyous.edu
... 2. Which OSI layer packages data in frames appropriate to network transmission method? Answer: Data Link 3. _____ is a networking technology that relies upon direct links between nodes and a ring topology. Answer: Token Ring 4. Which of the following IEEE 802 standards addresses standards for wirele ...
... 2. Which OSI layer packages data in frames appropriate to network transmission method? Answer: Data Link 3. _____ is a networking technology that relies upon direct links between nodes and a ring topology. Answer: Token Ring 4. Which of the following IEEE 802 standards addresses standards for wirele ...
CSE 524: Lecture 8 - Tamkang University
... – For performance – can run more clever protocol on overlay – For efficiency – can make core routers very simple – For functionality – can provide new features such as multicast, active processing, IPv6 ...
... – For performance – can run more clever protocol on overlay – For efficiency – can make core routers very simple – For functionality – can provide new features such as multicast, active processing, IPv6 ...