Cisco 7921 Specifiche

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 1 Cisco Unified Wireless IP Phone 7921G Deployment Guide The Cisco Unif

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 10 Please refer to the following URL for the list of supported antennas and h

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 100 For information on IP phone services configuration, refer to the followin

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 101 This information is also available locally on the phone under Settings &

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 102 Network Statistics Queue statistics can also be displayed by navigating

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 103

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 104 Wireless LAN Statistics Traffic Stream Metrics (TSM) The Traffic Strea

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 105 See the “Call Admission Control Settings” section for further information

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 106 Trace Modules Kernel Operating System Wireless LAN Driver Chan

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 107 User Interface Keypad, softkeys, MMI Audio System RTP, SRTP, R

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 108 Hardware Diagnostics As of the 1.3(4) release, a self-diagnostics t

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 109 3. Insert the USB cable into the phone after USB initialization is compl

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 11 World Mode (802.11d) If using the Cisco Unified Wireless IP Phone 7921G Wo

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 110 Healthcare Environments This product is not a medical device and uses an

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 111 Additional Documentation Cisco Unified Wireless IP Phone 7921G Data Shee

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 112 http://www.cisco.com/en/US/products/ps6366/products_installation_and_conf

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 113 _________________________________________________________________________

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 12 Germany (DE) New Zealand (NZ) Ukraine (UA) Gibraltar (GI) Norway (NO) Unit

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 13 48 Mbps 328 ft (100 m) -76 dBm 54 Mbps 295 ft (90 m) -74 dBm 802.11g Dat

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 14 Encryption • AES (Advanced Encryption Scheme) • TKIP / MIC (Temporal Key

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 15 If anonymous PAC provisioning is not allowed in the product wireless LAN

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 16 Extensible Authentication Protocol – Transport Layer Security (EAP-TLS) Ex

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 17 See the “Installing Certificates” section for more information. Protect

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 18 PEAP (MS-CHAPv2) requires that a user account be created on the authenti

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 19 EAP-FAST 802.1x, WPA, WPA2 AES, TKIP, WEP (40 or 128 bit) EAP-TLS 802.1x,

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 2 Revision History Date Comments 02/28/2007 Initial Version 03/16/2008 1.0(5)

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 20 Voice Security The Cisco Unified Wireless IP Phone 7921G supports the foll

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 21 Idle 150 200 If the access point does not support CCX or proxy ARP is

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 22 Delivery Traffic Indicator Message (DTIM) Increasing the DTIM period can a

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 23 http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/port/7_1_2/CCM_7.1.2Por

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 24 service-policy output Voice Configuring Cisco Switch Ports Configure the

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 25 class-map match-all RTP match access-group name RTP ! policy-map Voice c

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 26 Call Admission Control Inbound and outbound call admission control can be

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 27 refused, there is no messaging from the Cisco Unified Wireless IP Phone 79

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 28 TCP and UDP port information will be used to set the UP (User Priority) va

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 29 where the user may experience choppy audio with the weak signal, followed

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 3 Contents Requirements for the Cisco Unified Wireless IP Phone 7921G...

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 30 Designing the Wireless LAN for Voice The following network design guideli

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 31 Using Dynamic Frequency Selection (DFS) on Access Points For autonomous

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 32 2.4 GHz (802.11b/g) In the 2.4 GHz (802.11b/g environment, only non-overl

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 33 Signal Strength and Coverage To ensure acceptable voice quality, the Cisco

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 34 When designing the placement of access points, be sure that all key areas

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 35 Configuring Data Rates It is recommended to disable rates below 12 Mbps f

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 36 Enabling these rates could potentially increase the number of retries for

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 37 Dynamic Transmit Power Control (DTPC) To successfully exchange packets bet

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 38 Occurs when the reflected waves arrive in phase with the main signal and a

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 39 To see all access points in the neighbor list menu, place a call from the

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 4 Traffic Classification (TCLAS) ...

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 40

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 41 Configuring Cisco Unified Communications Manager Cisco Unified Communicati

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 42 Security Profiles Security profiles can be utilized to enable authentica

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 43 G.722 Advertisement Cisco Unified Communications Manager versions 5.0 and

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 44 Field Name Description Disable Speakerphone Speakerphone capabilities ca

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 45 Locked Profiles Individual profiles can also be locked, which does not al

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 46 Application Button Priority If the priority is low, then will only functi

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 47 Note: If configuring the “Admin Password” in Cisco Unified Communica

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 48 Display On Time displayOnTime (([0-1][0-9])|(2[0-3])):[0-5][0-9] Exampl

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 49 cnf-file perphone create cnf-files For more information on these fea

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 5 Configuring the Cisco Unified Wireless IP Phone 7921G ...

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 50 It is recommended to have the Cisco Unified Wireless IP Phone 7921G operat

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 51 The WMM policy can be set to “Required” only if the Cisco Unified Wirele

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 52 For the autonomous access point, ensure that the SSID is configured for

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 53 If using layer 3 mobility, then symmetric tunneling should be enabled .

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 54 802.11 Network Settings If using 5 GHz, ensure the 802.11a network statu

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 55 If using 2.4 GHz, ensure the 802.11b/g network status and 802.11g is set

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 56 Auto RF When using the Cisco Unified Wireless LAN Controller it is recom

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 57 If using 5 GHz, ensure that channel 165 is not enabled in the DCA list as

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 58 Individual access points can be configured to override the global settin

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 59 EDCA Parameters Set the EDCA profile for “Voice Optimized” and disable “

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 6 Requirements for the Cisco Unified Wireless IP Phone 7921G The Cisco Unifie

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 60 Call Admission Control Settings Enable Call Admission Control (TSPEC) f

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 61 Call Admission Control for Video should be disabled.

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 62 After enabling Call Admission Control, the following configuration should

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 63 If enabling the STREAM feature either directly or via selecting “Optimized

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 64 Below are the commands to change the QBSS max threshold for each platform

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 65 Auto-Immune... Disabled Client Exclusi

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 66 As of 6.0.182.0 release, the EAPOL-Key Timeout is configurable in millise

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 67 Configuring TKIP Countermeasure Holdoff Time TKIP countermeasure mode can

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 68 Configuring Phones with the Web Interface The Cisco Unified Wireless IP P

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 69 • 802.11a mode will only scan 5 GHz channels and 802.11b/g mode will only

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 7 Cisco Spectrum Expert AirMagnet (Survey, WiFi Analyzer, VoFi Analyzer, Spe

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 70 • The AKM security mode is an auto authentication mode that can use

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 71

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 72 Note: If the TFTP IP is changed which is not included in the current Cer

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 73

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 74 Installing Certificates The Cisco Unified Wireless IP Phone 7921G supports

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 75 Browse to the Certificate Authority certificate and select “Submit”. Only

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 76 Select the method to submit a certificate request by using a base-64 enc

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 77 Ensure Client Authentication is listed in the Enhanced Key Usage section o

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 78 Once the certificate is installed successfully, a confirmation page will

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 79 The Cisco Unified Wireless IP Phone 7921G must be restarted after insta

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 8 • Cisco Unified Wireless LAN Controller Minimum = 5.2.193.0 Recommended =

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 80 Click the “Restart” button to power cycle the phone. Using Templates to

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 81 To upgrade the phone firmware, run the executable for Cisco Unified Commun

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 82 The Wavelink Avalanche server IP address can be set either via DHCP option

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 83 The Cisco Unified Wireless IP Phone 7921G will have parameters enabled by

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 84 Mobile Device Groups can be created to group clients based on client pro

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 85 To install the 7921G Configuration Utility for Wavelink Avalanche, selec

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 86 The software package must then be enabled by right clicking on the packa

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 87 To configure the software package, right click on the package and select

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 88 Enter the profile name and enable the profile. Configure the network pro

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 89 Configure the network settings for the network profile.

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 9 The table below lists the modes that are supported by each Cisco access po

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 90 Ensure that Wavelink server enable is set to “Yes”. Configure whether the

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 91 This utility does not support certificate provisioning, which would be req

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 92 Templates can be created for later use, by selecting File > Save As.

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 93 Default Export If needing to deploy the Cisco Unified Wireless IP Phone

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 94 Up to 1000 entries are supported per CSV file. The “userinfo.csv” file in

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 95 The phone book data can be exported which can be imported onto other pho

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 96 Increased Font As of the 1.4(1) release, there are options for default (

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 97 Default Font Increased Font

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 98 Using Phone Designer The Phone Designer application allows the ability to

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 99 In order to configure the ringtone, either select a pre-defined ringtone