Cisco Voice Over IP 認定 642-432 試験問題:
1. You are working with a potential customer that would like to integrate its existing PBX telephone system into its IP network. The accompanying figure shows that the customer has two offices that need to be connected to the IP network so that the customer can exchange telephone calls without using the PSTN. Both PBXs use Wink-Start signaling.
Which signaling type will allow you to support the customer?
A) T-CCS
B) CAS
C) CCS
D) QSIG
E) FXO
F) E&M
2. Refer to the exhibit. Select the recommended QoS configuration for the LAN segments of the network in the campus and branch office.
A) Configure a PQ with WRR.
Use ACLs to classify voice traffic.
Isolate voice traffic in its own VLAN.
Configure access switches to trust traffic from IP phones.
B) Configure a PQ with voice control as highest priority.
Use ACLs to classify voice control traffic.
Isolate voice control traffic in its own VLAN .
Configure access switches to trust voice control traffic from IP phones.
C) Configure a PQ with WRR.
Use ACLs to classify voice control traffic.
Isolate voice traffic in its own VLAN.
Configure access switches to trust traffic from IP phones.
D) Configure WRR with voice as highest priority.
Use ACLs to classify voice traffic.
Isolate voice traffic in its own VLAN .
Configure access switches to trust traffic from IP phones.
3. You are working with a potential customer that would like to integrate its existing PBX telephone system into its IP network. The accompanying figure shows that the customer has two offices that need to be connected to the IP network so that the customer can exchange telephone calls without using the PSTN. Both PBXs use an in-band signaling type.
Which signaling type will allow you to support your customer?
A) T-CCS
B) CAS
C) CCS
D) QSIG
E) FXO
F) E&M
4. DRAG DROP
Drop
5. What are the three components in an MGCP environment? (Choose three.)
A) call agent
B) gateway
C) proxy server
D) gatekeeper
E) endpoint
質問と回答：
| 質問 # 1 正解： F | 質問 # 2 正解： A | 質問 # 3 正解： B | 質問 # 4 正解： メンバーにのみ表示されます | 質問 # 5 正解： A、B、E |
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