IPSO-6LoWPAN - University of California, Berkeley
... • Originating node and Final node specified by either short (16 bit) or EUID (64 bit) 802.15.4 address – In addition to IP source and destination ...
... • Originating node and Final node specified by either short (16 bit) or EUID (64 bit) 802.15.4 address – In addition to IP source and destination ...
Chapter 3
... negative acknowledgements (NAKs): receiver explicitly tells sender that pkt had errors sender retransmits pkt on receipt of NAK new mechanisms for: error detection receiver feedback: control msgs (ACK,NAK) rcvr->sender ...
... negative acknowledgements (NAKs): receiver explicitly tells sender that pkt had errors sender retransmits pkt on receipt of NAK new mechanisms for: error detection receiver feedback: control msgs (ACK,NAK) rcvr->sender ...
Network V
... appropriate upper-layer protocol. Example values are: 01 ICMP, 06 TCP, 17 UDP © 2007 Cisco Systems, Inc. All rights reserved. ...
... appropriate upper-layer protocol. Example values are: 01 ICMP, 06 TCP, 17 UDP © 2007 Cisco Systems, Inc. All rights reserved. ...
GPRS - School of Electrical and Computer Engineering at Georgia
... There are a few new network entities called GPRS Support Nodes (GSN) – Responsible for delivery and routing of data packets between the mobile terminals and the external packet network. Two types of GSN: – Serving GPRS Support Node (SGSN): Router similar to the foreign agent in Mobile IP. It ...
... There are a few new network entities called GPRS Support Nodes (GSN) – Responsible for delivery and routing of data packets between the mobile terminals and the external packet network. Two types of GSN: – Serving GPRS Support Node (SGSN): Router similar to the foreign agent in Mobile IP. It ...
OSI Network Layer OSI Layer 3 Network Fundamentals – Chapter 5 ١
... the Layer 4 PDU and adds a Layer 3 header, or label, to create the Layer 3 PDU. When referring to the Network layer, we call this PDU a packet. Layer 4 PDU + Layer 3 header, or label = packet When a packet is created, the header must contain, among other information, the destination address. The Lay ...
... the Layer 4 PDU and adds a Layer 3 header, or label, to create the Layer 3 PDU. When referring to the Network layer, we call this PDU a packet. Layer 4 PDU + Layer 3 header, or label = packet When a packet is created, the header must contain, among other information, the destination address. The Lay ...
IOSR Journal of Electronics and Communication Engineering (IOSR-JECE)
... source to destination. In the above manner code has been written for four border nodes and intermediate nodes. This strategy of routing not only provides the minimal path but also reduces the packet loss ratio. To implement the above routing algorithm the parameters are configured into a NIRGAM simu ...
... source to destination. In the above manner code has been written for four border nodes and intermediate nodes. This strategy of routing not only provides the minimal path but also reduces the packet loss ratio. To implement the above routing algorithm the parameters are configured into a NIRGAM simu ...
RTP
... transport connection, and thus the data from each user goes in separate packets. Due to compression techniques, the payload sizes are typically quite small, and IP-related overhead is substantial, resulting in a large packet overhead. One proposed solution is to multiplex many voice calls into the s ...
... transport connection, and thus the data from each user goes in separate packets. Due to compression techniques, the payload sizes are typically quite small, and IP-related overhead is substantial, resulting in a large packet overhead. One proposed solution is to multiplex many voice calls into the s ...
Active Scheme to Measure Throughput of Wireless Access Link in
... measured by WBest, Iperf, and the proposed scheme. As Table I shows, the error in the throughput values of the proposed scheme, measured on both laptops and testbed paths are significantly smaller than those of the WBest and Iperf values. The errors of the proposed scheme’s measurement are about 10% ...
... measured by WBest, Iperf, and the proposed scheme. As Table I shows, the error in the throughput values of the proposed scheme, measured on both laptops and testbed paths are significantly smaller than those of the WBest and Iperf values. The errors of the proposed scheme’s measurement are about 10% ...
View
... RTSP Exchange Example C: SETUP rtsp://audio.example.com/twister/audio RTSP/1.0 Transport: rtp/udp; compression; port=3056; mode=PLAY S: RTSP/1.0 200 1 OK ...
... RTSP Exchange Example C: SETUP rtsp://audio.example.com/twister/audio RTSP/1.0 Transport: rtp/udp; compression; port=3056; mode=PLAY S: RTSP/1.0 200 1 OK ...
A Review of 6LoWPAN Routing Protocols
... protocols. A suitable routing protocol only can be chosen based on the application that it involves. 2. 6LoWPAN Overview 6LoWPAN is a simple low cost communication network that allows wireless connectivity in applications with limited power and relaxed throughput requirements as it provides IPv6 net ...
... protocols. A suitable routing protocol only can be chosen based on the application that it involves. 2. 6LoWPAN Overview 6LoWPAN is a simple low cost communication network that allows wireless connectivity in applications with limited power and relaxed throughput requirements as it provides IPv6 net ...
3rd Edition, Chapter 5
... PPP for dial-up access point-to-point link between Ethernet switch and host broadcast (shared wire or medium) traditional Ethernet upstream HFC 802.11 wireless LAN ...
... PPP for dial-up access point-to-point link between Ethernet switch and host broadcast (shared wire or medium) traditional Ethernet upstream HFC 802.11 wireless LAN ...
Passport: Secure and Adoptable Source Authentication
... to prevent spoofing. It covers the other fields to detect packets that are sniffed on one path but injected at other network locations. We discuss more on how Passport prevents this type of sniffing and replaying attack in § 7. Figure 2 shows a Passport header format used in our implementation. A de ...
... to prevent spoofing. It covers the other fields to detect packets that are sniffed on one path but injected at other network locations. We discuss more on how Passport prevents this type of sniffing and replaying attack in § 7. Figure 2 shows a Passport header format used in our implementation. A de ...
Ch4. Network Layer and Routing
... Steiner tree problem: None of the existing Internet multicast routing algs has been based on this approach: information about all links is needed, rerun whenever link costs change and performance. Center-based approach: center node, rendezvous point or core: how to select the center ...
... Steiner tree problem: None of the existing Internet multicast routing algs has been based on this approach: information about all links is needed, rerun whenever link costs change and performance. Center-based approach: center node, rendezvous point or core: how to select the center ...
Multiprotocol Label Switching (MPLS)
... • To carry out these requirements, a simple softwarebased router platform, with network interfaces to support the existing T1/E1– or T3/E3–based backbones, was sufficient • As the demand for higher speed and the ability to support higher-bandwidth transmission rates emerged, devices with capabilitie ...
... • To carry out these requirements, a simple softwarebased router platform, with network interfaces to support the existing T1/E1– or T3/E3–based backbones, was sufficient • As the demand for higher speed and the ability to support higher-bandwidth transmission rates emerged, devices with capabilitie ...
Self Organizing Wireless Mesh Networks
... To illustrate this, consider two nodes A and B. Assume that node A has received 8 probe packets from B in the previous 10 seconds, and in the last probe packet, B reported that it had received 9 probe packets from A in the previous 10 seconds. Thus, the loss rate of packets from A to B is 0.1, while ...
... To illustrate this, consider two nodes A and B. Assume that node A has received 8 probe packets from B in the previous 10 seconds, and in the last probe packet, B reported that it had received 9 probe packets from A in the previous 10 seconds. Thus, the loss rate of packets from A to B is 0.1, while ...
MPLS Forum Tutorials - Systems and Computer Engineering
... over a range of platforms, including ATM LSRs. ...
... over a range of platforms, including ATM LSRs. ...
Routing in packet switching networks
... • Suppose the topology of a network (i.e., a graph) is known, Dijkstra’s algorithm will find the shortest paths from a node n to all other nodes as follows: – Find the closest node (say n1) from node n, which is a neighbor of n. modify the costs of other nodes. – Find the second closest node (say n2 ...
... • Suppose the topology of a network (i.e., a graph) is known, Dijkstra’s algorithm will find the shortest paths from a node n to all other nodes as follows: – Find the closest node (say n1) from node n, which is a neighbor of n. modify the costs of other nodes. – Find the second closest node (say n2 ...