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Question 1:


Which command will prevent OSPF from sending updates out only serial0/0?

R1# passive-interface s0/0
R1(config)# passive-interface s0/0
R1(config-router)# passive-interface s0/0
R1(config-if)# passive-interface s0/0







Question 2:


Which multicast address does EIGRP use to send route updates?

224.0.0.10
244.0.0.10
224.0.0.5
224.0.0.6
225.0.0.6
255.255.255.255







Question 3:


Which multicast address does OSPF use to send updates to DR and BDRs in a multi-access segment?

224.0.0.10
244.0.0.10
224.0.0.5
224.0.0.6
225.0.0.6
255.255.255.255







Question 4:


Which OSPF multicast destination address do domain routers use to send route updates to DROther routers in a multi-access segment?

224.0.0.10
244.0.0.10
224.0.0.5
224.0.0.6
225.0.0.6
255.255.255.255







Question 5:


Which of the following conditions must be agreed upon for OSPF routers to become neighbors? (choose 3)

area ID
authentication
router IDs
multicast addressing
DR and BDR
hello and dead intervals







Question 6:


Which of the following conditions must be agreed upon for EIGRP routers to become neighbors? (choose 3)

common subnet
AS numbers
hello and dead intervals
router IDs
K values
link bandwidth percent







Question 7:


Which of the following are valid OSPF adjacency states? (choose 3)

init
start
exchange
full
done
passive
active







Question 8:


Where can you add summary routes on OSPF routers? (choose 2)

Autonomous System Boundary Routers (ASBRs)
Area Border Routers (ABRs)
area 0 routers
Designated Routers (DRs)
Backup Designated Routers (BDRs)
any OSPF router







Question 9:


Where can you add summary routes on EIGRP routers?

only on Autonomous System Boundary Routers (ASBRs)
only on Area Border Routers (ABRs)
only on area 0 routers
only on Designated Routers (DRs)
only on Backup Designated Routers (BDRs)
any EIGRP router







Question 10:


Which OSPF statement could be used for enabling OSPF on interfaces with IPs within only the 222.12.12.1/26 network?

network 222.12.12.1 255.255.255.192 area 0
network 222.12.0.0 0.0.255.255 area 0
network 222.12.12.0 0.0.0.255 area 0
network 222.12.12.0 0.0.0.63 area 0
network 222.12.12.0 0.0.0.64 area 0







Question 11:


Select the broadcast address for 192.168.43.19/28.

192.168.43.255
192.168.43.15
192.168.43.31
192.168.43.16
192.168.43.32







Question 12:


Select the network ID for 192.168.43.19/28.

192.168.43.255
192.168.43.15
192.168.43.31
192.168.43.16
192.168.43.32







Question 13:


Which VTP mode forwards VTP messages but will not act on or originate them?

client
server
transparent







Question 14:


Which of the following commands have been entered on R1? (choose 2)



Code:
R1#show ip ospf interface fa0/0
FastEthernet0/0 is up, line protocol is up
Internet Address 172.16.1.1/29, Area 0
Process ID 1, Router ID 10.10.10.10, Network Type BROADCAST, Cost: 10
Transmit Delay is 1 sec, State DR, Priority 2
Designated Router (ID) 10.10.10.10, Interface address 172.16.1.1
Backup Designated router (ID) 3.3.3.3, Interface address 172.16.1.3
Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
oob-resync timeout 40
Hello due in 00:00:03
Supports Link-local Signaling (LLS)
Index 2/2, flood queue length 0
Next 0x0(0)/0x0(0)
Last flood scan length is 1, maximum is 1
Last flood scan time is 0 msec, maximum is 0 msec
Neighbor Count is 2, Adjacent neighbor count is 2
Adjacent with neighbor 2.2.2.2
Adjacent with neighbor 3.3.3.3 (Backup Designated Router)
Suppress hello for 0 neighbor(s)

R1(config-if)# ip ospf hello-interval 10
R1(config-router)# router-id 10.10.10.10
R1(config-if)# ip ospf dead-interval 40
R1(config-if)# ip ospf priority 2







Question 15:


What possible reason could you derive from seeing this output from the debug serial interface command?



Code:
R2#show ip interface br
Interface IP-Address OK? Method Status Protocol
FastEthernet0/0 unassigned YES unset administratively down down
Serial0/0 172.16.1.1 YES manual up down

Code:
R2(config-if)#do debug serial interface
*Mar 1 00:02:32.803: Illegal HDLC serial type code 49185, PC=0x604B0DB4
*Mar 1 00:01:42.215: Serial0/0: HDLC myseq 1, mineseen 0, yourseen 0, line up
*Mar 1 00:01:52.219: Serial0/0: HDLC myseq 2, mineseen 0, yourseen 0, line down
*Mar 1 00:02:02.215: Serial0/0: HDLC myseq 3, mineseen 0, yourseen 0, line down
*Mar 1 00:02:12.215: Serial0/0: HDLC myseq 4, mineseen 0, yourseen 0, line down
*Mar 1 00:02:22.215: Serial0/0: HDLC myseq 5, mineseen 0, yourseen 0, line down
*Mar 1 00:02:32.803: Illegal HDLC serial type code 49185, PC=0x604B0DB4

bad cable
line physically down
faulty hardware
encapsulation mismatch