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9-4 About RIP Routing Updates

regarded R2 as an alternate path to Net 1.

The second is called “poison reverse,” which stipulates that routes are advertised as unreachable on

the interface on which the route is learned. Had poison reverse been used in the preceding example,

R2 would have advertised Net 1 as unreachable in its RIP updates to R1. Again R1 would never

have regarded R2 as an alternate path to Net 1.

PortServer TS 8/16 Participation in RIP Updates

PortServer TS 8/16’ s participation in the exchange of RIP updates can be configured on the set

forwarding command. This command allows you to configure PortServer TS 8/16

• To neither receive nor propagate RIP updates (state=off), which means it must be configured for

static routes (set route command) if it is to do any routing at all.

• To receive RIP updates but not advertise its own routes using RIP (state=passive)

• To both receive and pass RIP updates (state=active)

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Digi PortServer TS 8 Guia de preparacion Pagina 46