PPT-IP Forwarding

Dr Rocky K C Chang 11 October 2010 1 Content 2 Switches vs routers The IP forwarding problem The IP address lookup problem IP tunneling Forwardingrelated ICMP messages. !"#,%%&'(('(# Z:.#/#@./#:.#%)&'D:#8,D':(#:./,&%# Z:.#/#@./#:.#%)&'D:#8,D':(#:./,&%# 5.6.7.9 5.6.7.212 1.2.3.0/24 5.6.7.0/24 forwarding table! !*#.G%'*#%,J(Y#.*GJ#QR'%#,GG.D,P.*#()h'(# . Balasubramanian. Department of Computer Science. University of Massachusetts Amherst. www.cs.umass.edu/~arunab. Architecting Protocols to Improve Connectivity in Diverse Mobile Networks. More than 3 billion mobile devices worldwide. Victor Norman. CS332. Spring . 2016. Quiz. Q1: Explain what connectionless delivery means.. Q2: Explain how the source IP address in a packet is used during packet forwarding.. Q3: Where is the next-hop IP . Victor Norman. IS333. Spring 2016. Quiz. Q1: Explain what connectionless delivery means.. Q2: Explain how the source IP address in a packet is used during packet forwarding.. Q3: Where is the next-hop IP address found in an IP packet?. (Based on slides from Aaron . Gember. and Nick . McKeown. ). Vertically integrated. Closed, proprietary. Slow innovation. Small industry. Specialized. Operating. System. Specialized. Hardware. App. App. D. efined. Networking:. tecnologia . e . prospettive. Prof. Stefano . Salsano. stefano.salsano@uniroma2.it. Seminario. . nel. . corso. . “. Advanced. Networking . and. Internet Modeling„ Prof. Francesco Lo . Parallel . Computer Architecture. Part 2:. Hardware Solution: Forwarding. Hardware Solution: Forwarding. Idea: . use intermediate data. , do not wait for result to be finally written to the destination register. Two steps:. Reza . Sherafat. . Kazemzadeh. . AND. . Hans-Arno Jacobsen. Middleware Systems Research Group. University of Toronto. . Agenda. The content-based publish/subscribe model. Characteristics and challenges. Your Business Partner. A Complete Logistics & Supply Chain Company. . Introduction:-. TLS Freight forwarding is a private limited company. We are operational . in 3 . major cities of Pakistan i.e. Lahore, Islamabad & Karachi. Pamboris. , Nathan Farrington, . Nelson . Huang, . Pardis. . Miri. ,. Sivasankar. . Radhakrishnan. , . Vikram. . Subramanya. , and Amin . Vahdat. Department of Computer Science and Engineering. University of California San Diego. Unleash the Power of SDN through a Future-Proof Forwarding Plane. Haoyu . Song. Networks Business Unit, Technology Strategy, IP Research. Huawei. Technologies, USA. What Happened to Your Mobile Phone: A Metaphor. Traffic Engineering. draft. -eckert-bier-te-arch-. 01. IETF BIER-WG . Prague 07/. 2015. Toerless Eckert, . eckert@cisco.com. Gregory . Cauchie. , . GCAUCHIE@. bouyguestelecom.fr. BIER-TE . reminder. BitPosition. Ravi Ravindran, Asit Chakraborti (Huawei). Mark . Mosko. , Ignacio Solis . (PARC). Agenda. Motivation. Forwarding label Mgmt. On the Wire. Forwarding-label Processing. PIT Implications. Cache Implications. NWs. : . Source Routing Has a Competitive Edge. Takeru. Inoue. Yohei. Katayama. Hiroshi Sato. Takahiro Yamazaki. Noriyuki Takahashi (NTT Labs., Japan). 2010-. 12. -. 10 GLOBECOM . FutureNet. . III.