Routing Protocols
... • OSPF advertisement carries one entry per neighbor router • Advertisements disseminated to entire AS (via flooding) – Carried in OSPF messages directly over IP (rather than TCP or UDP ...
... • OSPF advertisement carries one entry per neighbor router • Advertisements disseminated to entire AS (via flooding) – Carried in OSPF messages directly over IP (rather than TCP or UDP ...
Optimizing Microsoft Exchange Traffic over the WAN
... OPTIMIZING MICROSOFT EXCHANGE TRAFFIC OVER THE WAN Introduction: Microsoft Exchange performs poorly on WANs, so much that large enterprises often deploy distributed Exchange servers to support their local users. As a result, maintaining Exchange servers is an expensive and complex process. By deploy ...
... OPTIMIZING MICROSOFT EXCHANGE TRAFFIC OVER THE WAN Introduction: Microsoft Exchange performs poorly on WANs, so much that large enterprises often deploy distributed Exchange servers to support their local users. As a result, maintaining Exchange servers is an expensive and complex process. By deploy ...
TREND Big Picture on Energy-Efficient Backbone Networks Esther Le Rouzic, Raluca-Maria Indre
... demands: single-path vs. multi-path routing. Adopting multipath routing requires that each traffic demand is split into several sub-demands routed independently, potentially following different paths from the source to the target node. Thus, multi-path routing can achieve a more effective traffic gr ...
... demands: single-path vs. multi-path routing. Adopting multipath routing requires that each traffic demand is split into several sub-demands routed independently, potentially following different paths from the source to the target node. Thus, multi-path routing can achieve a more effective traffic gr ...
Introduction - School of Electrical Engineering and Computer Science
... – Self-healing - mechanisms that allow to detect, localize, and repair failures automatically; primarily distinguished by the cause of the failure – Self-configuration - methods for (re-)generating adequate configurations depending on the current situation in terms of environmental circumstances, e. ...
... – Self-healing - mechanisms that allow to detect, localize, and repair failures automatically; primarily distinguished by the cause of the failure – Self-configuration - methods for (re-)generating adequate configurations depending on the current situation in terms of environmental circumstances, e. ...
TCP/IP Protocol Architecture - Department of Electrical Engineering
... The IP address identifies the host’s network interface rather than the host itself (usually the host is identified by its physical address within a network). An IP address consists of two parts: network ID and host ID (more on formats of IP addresses later). IP addresses on the Internet are distribu ...
... The IP address identifies the host’s network interface rather than the host itself (usually the host is identified by its physical address within a network). An IP address consists of two parts: network ID and host ID (more on formats of IP addresses later). IP addresses on the Internet are distribu ...
Slide 1 - Department of Electrical Engineering & Computer Science
... The IP address identifies the host’s network interface rather than the host itself (usually the host is identified by its physical address within a network). An IP address consists of two parts: network ID and host ID (more on formats of IP addresses later). IP addresses on the Internet are distribu ...
... The IP address identifies the host’s network interface rather than the host itself (usually the host is identified by its physical address within a network). An IP address consists of two parts: network ID and host ID (more on formats of IP addresses later). IP addresses on the Internet are distribu ...
Outsourcing Home Network Security - Events
... small enterprises may lack any operators whatsoever. We believe that users and operators of small networks should not be burdened with complex security and management tasks at all. These networks should, to the extent possible, operate in a “plug in and forget” fashion. Towards this vision, this pos ...
... small enterprises may lack any operators whatsoever. We believe that users and operators of small networks should not be burdened with complex security and management tasks at all. These networks should, to the extent possible, operate in a “plug in and forget” fashion. Towards this vision, this pos ...
Slide 1
... – Client machines establish a radio Client connection to a special network device, called access point – Access points connected to a wired network, which provides a gateway to the internet – Most common type of wireless network – Multiple peer machines connect to each other – Typically used in ad-h ...
... – Client machines establish a radio Client connection to a special network device, called access point – Access points connected to a wired network, which provides a gateway to the internet – Most common type of wireless network – Multiple peer machines connect to each other – Typically used in ad-h ...
Lecture5_IP_NAT
... The first two octets are assigned to the address block owner, with the last two being freely distributable Example: 128.125.x.x USC Example: 169.232.x.x UCLA 16-bit address space ¼ of all IP addresses belong to Class B Addresses ...
... The first two octets are assigned to the address block owner, with the last two being freely distributable Example: 128.125.x.x USC Example: 169.232.x.x UCLA 16-bit address space ¼ of all IP addresses belong to Class B Addresses ...
“Fig 1.5” – An internet
... - point-to-point connections - not shared bandwidth - “full duplex” (station transmitting and receiving) ■ not broadcast technology - stations receive only their own messages ■ best-effort delivery ...
... - point-to-point connections - not shared bandwidth - “full duplex” (station transmitting and receiving) ■ not broadcast technology - stations receive only their own messages ■ best-effort delivery ...
Network Virtualization Basics
... of multiple virtual Internets Very important to keep all concerned parties satisfied ...
... of multiple virtual Internets Very important to keep all concerned parties satisfied ...
VPN Networks
... Four Critical Functions Authentication – validates that the data was sent from the sender. Access control – limiting unauthorized users from accessing the network. Confidentiality – preventing the data to be read or copied as the data is being transported. Data Integrity – ensuring that the dat ...
... Four Critical Functions Authentication – validates that the data was sent from the sender. Access control – limiting unauthorized users from accessing the network. Confidentiality – preventing the data to be read or copied as the data is being transported. Data Integrity – ensuring that the dat ...
Network Topologies
... advantages and disadvantages • Describe the backbone structures that form the foundation for most LANs ...
... advantages and disadvantages • Describe the backbone structures that form the foundation for most LANs ...
Network Hardware and IP Routing Architecture
... • Linear search through a large routing table is impossible. • Store the routing table entries in a tree data structure. – Each level in the tree can be thought of as corresponding to a bit in the destination address. – To lookup an address, start at the root node of the tree. If the first address b ...
... • Linear search through a large routing table is impossible. • Store the routing table entries in a tree data structure. – Each level in the tree can be thought of as corresponding to a bit in the destination address. – To lookup an address, start at the root node of the tree. If the first address b ...
Search in structured networks
... How many hops actually separate any two individuals in the world? Participants are not perfect in routing messages They use only local information “The accuracy of small world chains in social networks” ...
... How many hops actually separate any two individuals in the world? Participants are not perfect in routing messages They use only local information “The accuracy of small world chains in social networks” ...
Chapter 4. - Amoud University
... most important protocol in this layer. It is a connectionless protocol that does not assume reliability from lower layers. IP does not provide reliability, flow control, or error recovery. These functions must be provided at a higher level. IP provides a routing function that attempts to deliver tra ...
... most important protocol in this layer. It is a connectionless protocol that does not assume reliability from lower layers. IP does not provide reliability, flow control, or error recovery. These functions must be provided at a higher level. IP provides a routing function that attempts to deliver tra ...
comp412p1
... • Ethernet: Most widely used standard for wired networks – Continually evolving – Original (10Base-T) Ethernet networks run at 10 Mbps – Newer 100 Mbps, 1Gbps, and 10 Gbps versions are common – 100 Gbps and Terabit Ethernet are in development • Power over Ethernet: Allows electrical power to be sent ...
... • Ethernet: Most widely used standard for wired networks – Continually evolving – Original (10Base-T) Ethernet networks run at 10 Mbps – Newer 100 Mbps, 1Gbps, and 10 Gbps versions are common – 100 Gbps and Terabit Ethernet are in development • Power over Ethernet: Allows electrical power to be sent ...
Multi Node Label Routing Protocol
... HOW TO IMPLEMENT IN CURRENT NETWORKS? • Solution should be Deployable and easy/smooth transition • As a layer 2.5 routing protocol – similar to MPLS • Forward traffic from IP networks connected at the edge • Learning edge IP Networks <-> Labels of nodes connected to the IP Networks • Disseminated t ...
... HOW TO IMPLEMENT IN CURRENT NETWORKS? • Solution should be Deployable and easy/smooth transition • As a layer 2.5 routing protocol – similar to MPLS • Forward traffic from IP networks connected at the edge • Learning edge IP Networks <-> Labels of nodes connected to the IP Networks • Disseminated t ...
presentation source
... E-LINE service -- site-to-site service, competes directly with leased lines. E-LAN -- extends the LAN to the wide area, as if the PSDN service was only trunk lines between switches. ...
... E-LINE service -- site-to-site service, competes directly with leased lines. E-LAN -- extends the LAN to the wide area, as if the PSDN service was only trunk lines between switches. ...
2005-maltz-job-talk
... • Owner – company, university, organization • Topology – mesh, tree, ring Examples: • Enterprise/Campus networks • Access networks: DSL, cable modems • Metro networks: connect up biz in cities • Data center networks: disk arrays & servers • Transit/Backbone networks ...
... • Owner – company, university, organization • Topology – mesh, tree, ring Examples: • Enterprise/Campus networks • Access networks: DSL, cable modems • Metro networks: connect up biz in cities • Data center networks: disk arrays & servers • Transit/Backbone networks ...
CBR400 Compact Broadband N Router
... a lot of infrastructure costs associated. CradlePoint routers connect 4G/3G mobile broadband to your business needs with simplicity and ease, giving you multiple connection options and data redundancy that you need. ...
... a lot of infrastructure costs associated. CradlePoint routers connect 4G/3G mobile broadband to your business needs with simplicity and ease, giving you multiple connection options and data redundancy that you need. ...