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Redes de Computadoras

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<strong>Re<strong>de</strong>s</strong> <strong>de</strong> <strong>Computadoras</strong>, 2007/08<br />

El router 149.74.0.4 posee la siguiente tabla <strong>de</strong> routing:<br />

Destino Router Máscara Interface<br />

149.76.2.0 149.76.0.2 255.255.255.0 fddi0<br />

149.76.3.0 149.76.0.3 255.255.255.0 fddi0<br />

149.76.4.0 * 255.255.255.0 eth0<br />

149.76.5.0 149.76.0.5 255.255.255.0 fddi0<br />

.<br />

.<br />

. .<br />

149.76.254.0 149.76.0.254 255.255.255.0 fddi0<br />

127.0.0.0 * 255.0.0.0 lo<br />

<strong>de</strong>fault 149.76.0.1 0.0.0.0 fddi0<br />

Internet<br />

.2<br />

.1<br />

R1<br />

149.76.172.0/24<br />

.1<br />

R172<br />

.172<br />

R2<br />

.1<br />

.2<br />

.2<br />

149.76.0.0/24<br />

149.76.2.0/24<br />

.64<br />

149.76.64.0/24<br />

R64<br />

.1<br />

.2<br />

254 routers<br />

253 <strong>de</strong>partamentos<br />

Todas las re<strong>de</strong>s son <strong>de</strong> clase C<br />

Sólo se muestra el primer<br />

host <strong>de</strong> cada <strong>de</strong>partamento<br />

.128<br />

R128<br />

.1<br />

149.76.128.0/24<br />

.2<br />

19.1 El proceso <strong>de</strong> encaminamiento 371

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