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Fix example of virtual circuit switching #84

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Fix example of virtual circuit switching #84

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8 changes: 4 additions & 4 deletions internetworking/switching.rst
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Expand Up @@ -372,11 +372,11 @@ for this new connection. This entry is exactly the same as shown
previously in :numref:`Table %s <tab-vctab>`. The main difference is
that now the task of assigning an unused VCI value on the interface is
performed by the switch for that port. In this example, the switch
picks the value 5. The virtual circuit table now has the following
picks the value 11. The virtual circuit table now has the following
information: “When packets arrive on port 2 with identifier 5, send
them out on port 1.” Another issue is that, somehow, host A will need
to learn that it should put the VCI value of 5 in packets that it
wants to send to B; we will see how that happens below.
them out on port 1 with identifier 11.” Another issue is that, somehow,
host A will need to learn that it should put the VCI value of 5 in packets
that it wants to send to B; we will see how that happens below.

When switch 2 receives the setup message, it performs a similar process;
in this example, it picks the value 11 as the incoming VCI value.
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