... Telephony Network Design Guide
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... office
(Without local call processing)
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Quality ... computer and
ensure quality of service for both the IP phone and the downstream computer.
Cisco
IP Phones
Access Layer
Layer 3 Core
Server Farm
Distribution
Layer
Cisco
CallManagers
IP
IP
IP
IP
IP
IP
40776
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... Processing
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Figure 1-3 Multiple Independent Sites
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Chapter 2 Campus ... store
LDAP
Directory
Cisco uOne
GateServer
IP
IP
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IP
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Multisite IP WAN with Distributed Call Processing
1-7
Multisite IP WAN with...
... annual subscription.
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Cisco IPTelephony QoS Design Guide
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Chapter 2 Connecting IP Phones
Using a Single Cable to Install an IP Phone
2-6
Cisco IPTelephony QoS Design ... cards
and is enabled by default.
Chapter 2 Connecting IP Phones
Using Multiple Cables to Install an IP Phone
2-14
Cisco IPTelephony QoS Design Guide
78-11549-01
Catalyst 3500 XL and 2900 ...
partner does not imply a partnership relationship between Ciscoand any other company. (0011R)
Cisco IPTelephony QoS Design Guide
Copyright â 2000, 2001, Cisco Systems, Inc.
All rights reserved.
...
... site
ISDN
backup
IP WAN
PSTN
Voice traffic
Signaling
Signaling
Voice traffic
IP IP
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backup
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Cisco IPTelephony Solution Reference Network Design ... only or all numbers within the cluster
and PSTN calls through the local gateway.
IP
IP
IP
IP
IP
IP
ISDN backup
PSTN
IP WAN
Cluster
74356
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Branch offices
Table 2-2 ...
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Cisco IPTelephony Solution Reference Network Design Guide
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Chapter 1 Overview of Cisco AVVID IPTelephony Solutions
Applications
Cisco Customer Response Solutions Platform
Cisco IP Telephony...
... Infrastructure
Figure 2-1 Typical Campus Network Infrastructure
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IPIP
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Central Site
Campus access
layer
Campus distribution
layer
Campus ... of a WAN failure.
IP
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ISDN
backup
PSTN
IP WAN
Cluster
74352
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Branch offices
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Preface
Obtaining ... Admission
Control
87416
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This...
... Requires a star topology
d. A, B, and C
e. A and B
f. B and C
g. A and C
Cisco Design Essentials: CiscoIP Telephony
-
Enterprise Voice Ove
r Data Design Test
1)
CallManager ... way handsets are wired
b. Echo cancellation at your end prevents echo being heard at the far end
c. The echo canceler runs in Cisco IOS
d. A, B, and C
e. A and B
f. B and C
g. A and ...
d. What protocol or signaling is used between handset and PBX for the existing PBX?
e. A, B, C, and D
f. A and B
g. A, B and C
h. A and C
22)
Which of the following statements are...
... and legacy PBX
d. A and B
e. B and C
f. A and C
42)
H.225 registration, admission, and status (RAS) channels are unreliable and subject to timeouts and retry
counts.
(AVVID) IPTelephony ... an industry standard for transporting:
a. Voice over IP
b. Voice over Frame Relay
c. Voice over ATM
d. A, B, and C
e. A and B
f. B and C
g. A and C
32)
This IPTelephony component ... payload types include faults and performance measurements
d. A and B
e. B and C
f. A and C
g. A, B and C
7)
Low-speed links req
uire link fragmentation and interleaving at Layer 2 (similar...
... or signaling is used between handset and PBX for the existing PBX?
e. A, B, C, and D
f. A and B
g. A, B and C
h. A and C
36)
Cisco& apos;s uOne is a standards-
based messaging application ... Variation
c. Echo
d. A, B, and C
e. A and B
f. B and C
g. A and C
32)
This IPTelephony component plays dial tone.
a. CallManager
b. MTP
c. uOne
d. IP Phone
e. Gateway
33)
... network can handle voice traffic reliably
c. It provides the necessary information to perform capacity planning
d. A, B, and C
e. A and B
f. B and C
g. A and C
40)
In designs involving...
...
Cisco Design Essentials: CiscoIP Telephony-
Enterprise Voice Over Data Design Test
1) Cisco supports and is certified with the Lucent Octel 250 and 350 for CallManager ... Frame Relay network on a Cisco 3810
d. A, B, and C
e. A and B
f. B and C
g. A and C
49) CiscoIPTelephony dial plan terminology uses the constructs of a route plan and _______.
a. Route ... faults and performance measurements
d. A and B
e. B and C
f. A and C
g. A, B and C
33) Which of the following results is NOT a benefit of IP Telephony:
a. Lower total cost of ownership...
... –
Frame Relay and ATM
(CVOICE)
Cisco Voice over IP –
Frame Relay and ATM
(CVOICE)
Cisco IPTelephony
(CIPT)
Cisco IPTelephony
(CIPT)
Voice Essentials –
Basic Telephonyand
IP Telephony Concepts
Voice ...
2-10 CiscoIPTelephony Copyright 2000, Cisco Systems, Inc.
IP TelephonyDesign Goals
This section introduces IPtelephony design.
â 2000, Cisco Systems, Inc.
www .cisco. com
CIPT v2.02-11
IP ...
Adaptive
■
Available
Cisco IPtelephony is within the Cisco AVVID architecture. The Cisco
CallManager, CiscoIP phones, andCisco access gateways are part of the Cisco
IP telephony solution....
... kết nối multipoint. Tuy nhiên nếu so sánh với MGCP, H323 sẽ đòi hỏi nhiều cấu hình
trên gateway.
Switch(config-if)#power inline {auto|never}
II. Voice VLAN:
Cisco IP phones sẽ tạo ra ... Voice và userPC
luôn hoạt động ở access-mode.
Kết nối giữa IP phone và switch sẽ được điều chỉnh: bạn có thể cấu hình switch ra lệnh
cho IP phones dùng dạng 802.1q trunk hoặc như là một access-link ... CallManager v cỏc thớờt b IP Phone:
ã H.323 Protocol
ã Media Gateway Control Protocol (MGCP)
ã Skinny Client Control Protocol (SCCP)
ã Session Initiation Protocol (SIP)
H.323 Protocol
T chc...