cn2 – basic network tools and analysis
... address, it may get routed differently through the network. At the other end (the client program in your computer), TCP reassembles the individual packets and waits until they have arrived to forward them to you as a single file. TCP is known as a connection-oriented protocol, which means that a con ...
... address, it may get routed differently through the network. At the other end (the client program in your computer), TCP reassembles the individual packets and waits until they have arrived to forward them to you as a single file. TCP is known as a connection-oriented protocol, which means that a con ...
The IPv6 QoS system implementation in virtual infrastructure
... private network (VPN) services [29] can be used to create VN. A VPN can be considered as a network service with a set of tunnels between network end-points. This kind of network offers traffic isolation and security depending on the chosen technique. Different VPN services used on provider edge node ...
... private network (VPN) services [29] can be used to create VN. A VPN can be considered as a network service with a set of tunnels between network end-points. This kind of network offers traffic isolation and security depending on the chosen technique. Different VPN services used on provider edge node ...
IP Addresses
... • IP provides an unreliable and connectionless service (“datagram service”). Unreliable: IP does not guarantee that a transmitted packet will be delivered. Connectionless: Each packet (“datagram”) is handled independently. IP is not aware that packets between hosts may be sent in a logical sequence. ...
... • IP provides an unreliable and connectionless service (“datagram service”). Unreliable: IP does not guarantee that a transmitted packet will be delivered. Connectionless: Each packet (“datagram”) is handled independently. IP is not aware that packets between hosts may be sent in a logical sequence. ...
ch5_DATALINK_0708
... Routers vs. Bridges Bridges + and + Bridge operation is simpler requiring less packet processing + Bridge tables are self learning - All traffic confined to spanning tree, even when alternative bandwidth is available - Bridges do not offer protection from broadcast storms Routers + and - ...
... Routers vs. Bridges Bridges + and + Bridge operation is simpler requiring less packet processing + Bridge tables are self learning - All traffic confined to spanning tree, even when alternative bandwidth is available - Bridges do not offer protection from broadcast storms Routers + and - ...
Link Layer Protocols
... Multiple Access Links and Protocols Two types of “links”: point-to-point 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 ...
... Multiple Access Links and Protocols Two types of “links”: point-to-point 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 ...
Draft CCNA 3
... Module 11: TCP/IP Transport and Application Layers 11.1 TCP/IP Transport Layer 11.2 TCP/IP Application Layer Case Study: Structured Cabling What has changed from CCNA versions 2.x? More information on optical and wireless More cable testing terminology and concepts More details on the operation of ...
... Module 11: TCP/IP Transport and Application Layers 11.1 TCP/IP Transport Layer 11.2 TCP/IP Application Layer Case Study: Structured Cabling What has changed from CCNA versions 2.x? More information on optical and wireless More cable testing terminology and concepts More details on the operation of ...
IOSR Journal of Computer Engineering (IOSR-JCE)
... systems the convention won't be extremely proficient. By expansion the measure of overhead help through a parcel it will naturally build the distance across system. It is created just for increment in the versatility rate at a reach of about 200 portable hubs that might be permitted. The point when ...
... systems the convention won't be extremely proficient. By expansion the measure of overhead help through a parcel it will naturally build the distance across system. It is created just for increment in the versatility rate at a reach of about 200 portable hubs that might be permitted. The point when ...
Lecture 2
... • Reliability: The server must make sure that the client gets the data Congestion control (or lack there of) (http://www.youtube.com/watch?v=RjrEQaG5jPM • Congestion Control: The server should send data as fast as possible, but not too fast • TCP provides these features (services), while UDP does no ...
... • Reliability: The server must make sure that the client gets the data Congestion control (or lack there of) (http://www.youtube.com/watch?v=RjrEQaG5jPM • Congestion Control: The server should send data as fast as possible, but not too fast • TCP provides these features (services), while UDP does no ...
TCP/IP
... – TCP provides a reliable service with error correction and flow control . The cost of providing a reliable service is more overhead in connection setup and closedown, processing power for correcting errors and data transmission, but some applications need reliability irrespective of cost. – UDP jus ...
... – TCP provides a reliable service with error correction and flow control . The cost of providing a reliable service is more overhead in connection setup and closedown, processing power for correcting errors and data transmission, but some applications need reliability irrespective of cost. – UDP jus ...
Buffer-Sizing---CAIDA---May-2005 - McKeown Group
... Typical OC192 router linecard buffers over 2,000,000 packets ...
... Typical OC192 router linecard buffers over 2,000,000 packets ...
Socket
... the BSD Unix file access mechanism (open-readwrite-close) that provides an end-point for communication. ...
... the BSD Unix file access mechanism (open-readwrite-close) that provides an end-point for communication. ...
tutorial7
... DVMRP Protocol Forwarding algorithm: – When a router receives a multicast packet from an interface (or a tunnel) it checks in the DVRMP routing table whether it is on the shortest path from the source – If this is not a case the packet is dropped; otherwise, it is forwarded to all multicast-capable ...
... DVMRP Protocol Forwarding algorithm: – When a router receives a multicast packet from an interface (or a tunnel) it checks in the DVRMP routing table whether it is on the shortest path from the source – If this is not a case the packet is dropped; otherwise, it is forwarded to all multicast-capable ...
Congestion Control Outline: Queuing Discipline
... • How to fairly allocate resources (link bandwidths and switch buffers) among users. • Two sides of the same coin: – Resource allocation so as to avoid congestion (difficult with any precision) – Congestion control if (and when) it occurs ...
... • How to fairly allocate resources (link bandwidths and switch buffers) among users. • Two sides of the same coin: – Resource allocation so as to avoid congestion (difficult with any precision) – Congestion control if (and when) it occurs ...
Routing, Cont`d. PowerPoint
... BGP messages exchanged using TCP BGP messages: – OPEN: opens TCP connection to peer and ...
... BGP messages exchanged using TCP BGP messages: – OPEN: opens TCP connection to peer and ...
Network Defense
... a0:a0:a0:a0:a0:a0; 00:01:02:03:04:05; arp 64; arp reply 10.10.10.101 is-at a0:a0:a0:a0:a0:a0 ...
... a0:a0:a0:a0:a0:a0; 00:01:02:03:04:05; arp 64; arp reply 10.10.10.101 is-at a0:a0:a0:a0:a0:a0 ...
Ethernet over 4 E1 / 8 E1 / 16 E1 - IP over TDM
... Supports port based Ethernet bandwidth limit for ingress traffic Port based Ethernet limit allows user to provide different speed for the different customers to utilize bandwidth according to their requirement Supports differential delay of up to 120ms on E1 Links Complies with IEEE 802.3 sp ...
... Supports port based Ethernet bandwidth limit for ingress traffic Port based Ethernet limit allows user to provide different speed for the different customers to utilize bandwidth according to their requirement Supports differential delay of up to 120ms on E1 Links Complies with IEEE 802.3 sp ...
Chap4-NetworkLayer - Home
... • A site must have only one single connection to the global Internet through a router that runs the NAT software (i.e. NAT-enabled router). • The private network uses private addresses. The router uses one private address and one global address. – the private network is transparent to the rest of th ...
... • A site must have only one single connection to the global Internet through a router that runs the NAT software (i.e. NAT-enabled router). • The private network uses private addresses. The router uses one private address and one global address. – the private network is transparent to the rest of th ...
7.1 ENUM and number portability
... types of addressing can be used. Unfortunately, this would require the user to know on what type of network the destination is. When IP telephony is largely deployed, customers do not necessary even know the underlying technology of their own connection. As we saw in section 2.1, E.164 numbers can c ...
... types of addressing can be used. Unfortunately, this would require the user to know on what type of network the destination is. When IP telephony is largely deployed, customers do not necessary even know the underlying technology of their own connection. As we saw in section 2.1, E.164 numbers can c ...
Chapter 8
... • An open standards, link-state routing protocol that supports classless routing, VLSM, and authentication • Link-state routing protocols allow routers to share a common view of the entire network ▫ Each router sends out link-state advertisements (LSAs) describing its attached links to all routers i ...
... • An open standards, link-state routing protocol that supports classless routing, VLSM, and authentication • Link-state routing protocols allow routers to share a common view of the entire network ▫ Each router sends out link-state advertisements (LSAs) describing its attached links to all routers i ...
Network Layer
... and physical link – routers typically have multiple interfaces – hosts typically have one interface – IP addresses associated with each interface ...
... and physical link – routers typically have multiple interfaces – hosts typically have one interface – IP addresses associated with each interface ...
Socket Programming
... the BSD Unix file access mechanism (open-readwrite-close) that provides an end-point for communication. ...
... the BSD Unix file access mechanism (open-readwrite-close) that provides an end-point for communication. ...
Programming with TCP/IP
... the BSD Unix file access mechanism (open-readwrite-close) that provides an end-point for communication. ...
... the BSD Unix file access mechanism (open-readwrite-close) that provides an end-point for communication. ...
Full Text - International Journal of Application or Innovation in
... Computer networking has grown rapidly during last few decades. This also evolved the need of file sharing, video conferencing and chatting. In the practical networks, the internet service providers rely on dynamic routing protocols to update the routing table of routers. These routers are used to co ...
... Computer networking has grown rapidly during last few decades. This also evolved the need of file sharing, video conferencing and chatting. In the practical networks, the internet service providers rely on dynamic routing protocols to update the routing table of routers. These routers are used to co ...
connect()
... Client Server Communication The transport protocols TCP and UDP were designed to enable communication between network applications • Internet host can have several servers running. • usually has only one physical link to the “rest of the world” • When packets arrive how does the host identify whi ...
... Client Server Communication The transport protocols TCP and UDP were designed to enable communication between network applications • Internet host can have several servers running. • usually has only one physical link to the “rest of the world” • When packets arrive how does the host identify whi ...
Chapter5
... 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 ...