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Learning by Doing: CISCO Certified Network ... - SCN Research

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Do you see anything unusual here? How about our destination address of<br />

224.0.0.10? (you cannot see it on mine but you can see it on yours.) How about<br />

those metrics? Yeah…I know. Something to look up. You can also see the<br />

autonomous system number too.<br />

5. So how come you do not see any ‘updates” from when our line went down?<br />

Remember we have to be on the subnet too. Our workstations do not receive<br />

the update broadcasts. We can fudge it a bit <strong>by</strong> adding another router into our<br />

switch. Then we should be able to see the changes.<br />

New Lab Diagram:<br />

e0<br />

st<br />

con<br />

s0<br />

s1<br />

con<br />

st<br />

e0<br />

NIC<br />

st ro ro st<br />

COM1<br />

COM1<br />

NIC<br />

Workstation “A”<br />

Workstation “B”<br />

New Router: “WOPR”<br />

E0/0 138.74.16.2.20/20<br />

L0 1.1.1.1/8<br />

6. Don’t forget to update your route advertisements with EIGRP. Now we<br />

should be able to see those changes when we take down the serial line:<br />

308

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