LAN connectivity
... • root ::= the switch with the smallest identifier • “root messages” of the form (X, R, d) is broadcast • X is the ID of the node sending/forwarding the root message • R is the current root (smallest ID seen) • d is X’s cost/distance to R • each switch checks whether its interface is on the ...
... • root ::= the switch with the smallest identifier • “root messages” of the form (X, R, d) is broadcast • X is the ID of the node sending/forwarding the root message • R is the current root (smallest ID seen) • d is X’s cost/distance to R • each switch checks whether its interface is on the ...
Contents - Andrew Noske
... (HDLC) -- an IEEE standard; may not be compatible with different vendors because of the way each vendor has chosen to implement it. HDLC supports both point-to-point & multipoint configurations with minimal overhead. Frame Relay -- uses high-quality digital facilities; uses simplified framing with n ...
... (HDLC) -- an IEEE standard; may not be compatible with different vendors because of the way each vendor has chosen to implement it. HDLC supports both point-to-point & multipoint configurations with minimal overhead. Frame Relay -- uses high-quality digital facilities; uses simplified framing with n ...
www.yorktech.com
... SELECTING ROUTERS AND SWITCHES Software based Places processing overhead on host server Allows functionality to be added or removed easily ...
... SELECTING ROUTERS AND SWITCHES Software based Places processing overhead on host server Allows functionality to be added or removed easily ...
slides #2 - The Fengs
... Is it possible to allow incoming connections to an IP multiplexed in this manner? ...
... Is it possible to allow incoming connections to an IP multiplexed in this manner? ...
Overview of Scalable Networks
... – A procedure for passing reachability information about networks to other routers. – A procedure for receiving reachability information from other routers. – A procedure for determining optimal routes based on the reachability information it has and for recording this information in a route table. ...
... – A procedure for passing reachability information about networks to other routers. – A procedure for receiving reachability information from other routers. – A procedure for determining optimal routes based on the reachability information it has and for recording this information in a route table. ...
Analyzing Cross-layer Interaction in Overlay Networks
... Analyzing Cross-layer Interaction in Overlay Networks ...
... Analyzing Cross-layer Interaction in Overlay Networks ...
Internet Control Message Protocol
... To identify the next hop, traceroute sends a UDP packet with a TTL value of 2. The first router decrements the TTL field by 1 and sends the datagram to the next router. The second router sees a TTL value of 1, discards the datagram, and returns the Time-Exceeded message to the source. This process ...
... To identify the next hop, traceroute sends a UDP packet with a TTL value of 2. The first router decrements the TTL field by 1 and sends the datagram to the next router. The second router sees a TTL value of 1, discards the datagram, and returns the Time-Exceeded message to the source. This process ...
Serval: An End-Host Stack for Service-Centric Networking
... to significant duplication across different protocols. In particular, retrofitting support for migration [26] or multiple paths [31] remains a challenge that each transport protocol must undertake on its own. Other work: Proposals like HIP [21], LNA [5], LISP [8] and DONA [15] replace addresses in t ...
... to significant duplication across different protocols. In particular, retrofitting support for migration [26] or multiple paths [31] remains a challenge that each transport protocol must undertake on its own. Other work: Proposals like HIP [21], LNA [5], LISP [8] and DONA [15] replace addresses in t ...
Chapter 1 - Introduction
... opposite direction of routing traffic. For example – suppose an AS owned by ISP1 contains network N • Before traffic can arrive destined for N, ISP1 must advertise a route to N • That is, when the routing advertisement flows out, data will begin to flow in ...
... opposite direction of routing traffic. For example – suppose an AS owned by ISP1 contains network N • Before traffic can arrive destined for N, ISP1 must advertise a route to N • That is, when the routing advertisement flows out, data will begin to flow in ...
Chapter 27 PPT
... opposite direction of routing traffic. For example – suppose an AS owned by ISP1 contains network N • Before traffic can arrive destined for N, ISP1 must advertise a route to N • That is, when the routing advertisement flows out, data will begin to flow in ...
... opposite direction of routing traffic. For example – suppose an AS owned by ISP1 contains network N • Before traffic can arrive destined for N, ISP1 must advertise a route to N • That is, when the routing advertisement flows out, data will begin to flow in ...
lecture04-arp
... scheme may pass through networks with different physical layer technologies Thus we need to consider two different and independent addressing schemes; logical and physical Spring 2007 ...
... scheme may pass through networks with different physical layer technologies Thus we need to consider two different and independent addressing schemes; logical and physical Spring 2007 ...
Packet Network Performance
... experience. The FTD objectives apply edge-to-edge. • For FTD performance, all objectives apply to frames of size 256 (i.e. to frames with user information fields of 256 octets). If frames of size 128 are used to estimate compliance with these objectives, then the following tighter 95th percentile ob ...
... experience. The FTD objectives apply edge-to-edge. • For FTD performance, all objectives apply to frames of size 256 (i.e. to frames with user information fields of 256 octets). If frames of size 128 are used to estimate compliance with these objectives, then the following tighter 95th percentile ob ...
Chapter 5
... problem – how do we control transmission onto a shared broadcast channel • Frames can arrive at a node (yes, technically the adapter on that node) at the same time, producing a collision (both frames on top of each other, a mess) ...
... problem – how do we control transmission onto a shared broadcast channel • Frames can arrive at a node (yes, technically the adapter on that node) at the same time, producing a collision (both frames on top of each other, a mess) ...
ppt - Dr. Wissam Fawaz
... Asynchronous Transfer Mode (ATM) • The word Asynchronous in ATM is in contrast to Synchronous Transfer Mode (STM) that was proposed earlier on, which was based on the SONET/SDH hierarchy. • Transfer Mode refers to a telecommunication technique Connection-Oriented Networks – Wissam Fawaz ...
... Asynchronous Transfer Mode (ATM) • The word Asynchronous in ATM is in contrast to Synchronous Transfer Mode (STM) that was proposed earlier on, which was based on the SONET/SDH hierarchy. • Transfer Mode refers to a telecommunication technique Connection-Oriented Networks – Wissam Fawaz ...
Advances in Natural and Applied Sciences
... In this paper, In this paper, we address to avoid deadlock (Looping) problem during reconfiguration in a wire- cum-wireless network, where wireless LANs extend a wired backbone and supply access to wireless users. The aspire is to achieve proportional fairness amongst the end-to-end sessions in the ...
... In this paper, In this paper, we address to avoid deadlock (Looping) problem during reconfiguration in a wire- cum-wireless network, where wireless LANs extend a wired backbone and supply access to wireless users. The aspire is to achieve proportional fairness amongst the end-to-end sessions in the ...
投影片 1 - NTUT
... Reverse Path Forwarding (RPF) Avoid duplicate packets ( look-free forwarding ) RPF check When a multicast packet is received, note its source ( S ) and interface ( I ) If I belongs to the shortest path from S, forward to all interfaces except I If test in step 2 is false, drop the packet ...
... Reverse Path Forwarding (RPF) Avoid duplicate packets ( look-free forwarding ) RPF check When a multicast packet is received, note its source ( S ) and interface ( I ) If I belongs to the shortest path from S, forward to all interfaces except I If test in step 2 is false, drop the packet ...
Nokia 1830 PSS-4, PSS-8, PSS-16 and PSS-32 - Alcatel
... optimized for varying optical network deployment environments ranging from interconnecting data centers to efficiently scaling large metro, regional and long-haul multi-layer, multiservice optical networks. Each platform leverages common software, hardware, management and control to offer seamless o ...
... optimized for varying optical network deployment environments ranging from interconnecting data centers to efficiently scaling large metro, regional and long-haul multi-layer, multiservice optical networks. Each platform leverages common software, hardware, management and control to offer seamless o ...