Instruction/ maintenance manual of the product Stub Routing ADTRAN
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6120089 0L1-29. 3A Mar ch 2005 Configuration Guide IP Multicast S tub Routing in AOS Overview an d Examples fo r IP Multicast T echnology IP mu lticast provides an efficient me thod for d eliverin g common inform ation from a single source to multiple recipients with out unnecessary duplication and network resource was te.
IP Multicas t Overview IP Multicast Stub Rout ing in AOS 2 Copyr ight © 2005 ADTRA N, Inc. 61200 890L1-2 9.3A IP Mul ticast Over view IP multicast has many applications, ranging fr om video and/or au.
IP Mu ltic ast St ub Rou ting in AOS IP Mu ltic ast O verv iew 61200 890L1-2 9.3A Copyr ight © 2 005 ADT RAN, I nc. 3 Figure 1. Non-Multicast Net work PCs 1, 2, 4, an d 6 have subscribed t o a specifi c media server co ntent which is deliver ed with a se parate u nicast stream for each subscribin g client PC.
IP Multicas t Overview IP Multicast Stub Rout ing in AOS 4 Copyr ight © 2005 ADTRA N, Inc. 61200 890L1-2 9.3A Satellite Classroom Application on a Multicast-Enabled Netwo rk In a multicast-enab led n.
IP Mu ltic ast St ub Rou ting in AOS IP Mu ltic ast O verv iew 61200 890L1-2 9.3A Copyr ight © 2 005 ADT RAN, I nc. 5 Figure 2. Multicast- Enabled Network PCs 1, 2 , 4, and 6 have subscribed to a sp .
IP Multicas t Addressing and Protocol s IP Multicast St ub Routing in AOS 6 Copyr ight © 2005 ADTRA N, Inc. 61200 890L1-2 9.3A IP Multica st Addressi ng and Pr otocols Multicast Addressing The IP V4 add ress sc heme (l ayer 3) set s asi de C lass D a ddre sse s for us e in IP m ulti cast .
IP Multicas t Stub Routing in AOS IP Multicas t Addressing and Protocol s 61200 890L1-2 9.3A Copyr ight © 2 005 ADT RAN, I nc. 7 routers (ultimately reach ing the router connected to the so urce of the multicast stream).
IP Multicast i n Stub Topol ogies IP Multicast Stub Rout ing in AOS 8 Copyr ight © 2005 ADTRA N, Inc. 61200 890L1-2 9.3A IP M ultica st in Stub T opol ogi es A stub network is a portion of a ne twork with a single connection to the remainder of the network.
IP Multicast Stub Rout ing in AOS IP Multic ast in Stub Topologies 61200 890L1-2 9.3A Copyr ight © 2 005 ADT RAN, I nc. 9 to the multicast-enabled network (the backbone in Figur e 2) . The connection to the backbone is the stub router ’s upstream co nnection.
IP Multicast Stub Rout ing in the AOS IP Multicast Stub Rout ing in AOS 10 Copyr ight © 2005 ADTRA N, Inc. 61200 890L1-2 9.3A IP M ult ica st Stub R ou tin g in th e A OS In Release 7.1, AOS introduced IP multicast support in the f orm of IP Multicast Stu b Routing using IGMP Fo rwardi ng.
IP Multicast Stub Routi ng in AOS IP Multicast Stub Routing in the AOS 61200 890L1-2 9.3A Copyr ight © 2 005 ADT RAN, I nc. 11 Helper Address T echn ical Note The helper address can b e any address on the path from th e desired upstre am interface to the multicast-source dev ice.
IP Multicast Stub Rout ing in the AOS IP Multicast Stub Rout ing in AOS 12 Copyr ight © 2005 ADTRA N, Inc. 61200 890L1-2 9.3A Figure 3. AOS M ult icast Stub and IGMP For warding Support.
IP Multicast Stub Rout ing in AOS Example Configur ation 61200 890L1-2 9.3A Copyr ight © 2 005 ADT RAN, I nc. 13 Exa mple Con fig urat ion In the following exam ple, Router 1 is assumed to be a non-AOS product configured with an operating system common to other vendors, and the Stu b R out er is an AO S prod uct.
Key Differe nces in Multicast Stub Rout ing IP Multicast St ub Routing in AOS 14 Copyr ight © 2005 ADTRA N, Inc. 61200 890L1-2 9.3A Key Diff erences in Mult icast Stu b Routing The ke y differences b.
IP Multicas t Stub Routing in AOS Frequently Ask ed Que stions (FAQs) 61200 890L1-2 9.3A Copyr ight © 2 005 ADT RAN, I nc. 15 Frequ ently Aske d Questi ons (F AQs) Q1: What multicas t appl ications does AOS support? A1: AOS 7.
Glossary IP Multicast Stub Rout ing in AOS 16 Copyr ight © 2005 ADTRA N, Inc. 61200 890L1-2 9.3A Glos sary Br oadcast : A transmission addressed to all receivers , usually contained within the given broadcast domai n. Br oadcast Do main : A laye r 2 domai n, sep arate d by lay er 3 d evices (route rs).
IP Mu ltic ast St ub Ro uting in AO S Glos sary 61200 890L1-2 9.3A Copyr ight © 2 005 ADT RAN, I nc. 17 Multicast : A transmis sion sent to a sp ecific set of receivers.
Glossary IP Multicast Stub Rout ing in AOS 18 Copyr ight © 2005 ADTRA N, Inc. 61200 890L1-2 9.3A.
An important point after buying a device ADTRAN Stub Routing (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought ADTRAN Stub Routing yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data ADTRAN Stub Routing - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, ADTRAN Stub Routing you will learn all the available features of the product, as well as information on its operation. The information that you get ADTRAN Stub Routing will certainly help you make a decision on the purchase.
If you already are a holder of ADTRAN Stub Routing, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime ADTRAN Stub Routing.
However, one of the most important roles played by the user manual is to help in solving problems with ADTRAN Stub Routing. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device ADTRAN Stub Routing along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
