Modifying Codec Priority lists | Nortel Networks 1535 guide

44Additional conﬁguration using the VoIP Settings menu

2From the Main Menu, go to Settings > VoIP Settings > Registration and select Misc. then press OK to accept selection.

3Select CTBW and press OK. The parameters controlling bandwidth usage are now available. Set the bandwidth parameter to a value between the range of 60 and 250 Kb/s. By default, the IP Phone 1535 is set with a CTBW value of 160 Kb/s.

4Press OK to conﬁrm.

—End—

Modifying Codec Priority lists

To set Audio and Video codec priorities (to suit the speciﬁcs of your MCS 5200 setup), use this conﬁguration option.

Conﬁguring the order of Codec Priority:

Step Action

1Log in to the Nortel IP Phone 1535 using the Admin Mode. For more information, see "Logging in to the IP Phone 1535 Admin mode " (page 23).

2From the Main Menu, go to Settings > VoIP Settings > Misc. and select Codec Priority. Press OK.

3Select the Codec Type (Audio or Video) to conﬁgured, and press OK.

4Select the priority level, and assign a codec from the list of codecs available:

a.Audio: The IP Phone 1535 supports the following Audio Codec

Types: G.711 u-law,G.711 a-law,G.723, G.729, AMR, or None. You can conﬁgure these Audio codec types in a priority list of up to ﬁve options. Prioritize codecs depending on your network conﬁguration.

b.Video: The IP Phone 1535 supports the following Video Codec

Types: H.263 and H.264. You can conﬁgure these Video codec types in a priority list of up to ﬁve options. Prioritize codecs depending on your network conﬁguration.

5Press OK to accept the new priority level of the chosen Codec.

—End—

Multimedia Communications Server 5100

IP Phone 1535 Installation and Conﬁguration

NN43160-103 01.02 Standard

Release 3.5 20 November 2006

Copyright © 2006, Nortel Networks

Nortel Networks Conﬁdential

Image 44

Nortel Networks 1535 manual Modifying Codec Priority lists

Contents

IP Phone 1535 Installation and Conﬁguration Page Revision History November 20 Revision History Contents Conﬁguring Email Contents Telecom Requirements for both Canada and USA Contents How to get help Finding the latest updates on the Nortel web siteGetting help over the phone from a Nortel Solutions Center Getting help from the Nortel web site Getting help through a Nortel distributor or reseller About the Nortel IP Phone Care of the Nortel IP Phone Safety information Nortel IP Phone 1535 shipping box contentDefault factory settings Technical speciﬁcations VoIP Settings menu Description of the IP Phone 1535 menu options System Settings menu Step Action Description of the IP Phone 1535 menu options Using the SD/MMC card IP Phone 1535 connection ports About the Nortel IP Phone First time installation of the Nortel IP Phone Installing the IP Phone 1535 for the ﬁrst time Installing the IP Phone 1535 for the ﬁrst time Provisioning the MCS Physically installing the IP Phone Installation guidelinesConnecting the handset Connecting the Nortel IP Phone 1535 to a power source Attaching the IP Phone 1535 to the stand Logging in to the IP Phone 1535 Admin modeConnecting to Pstn Installing the Nortel IP Phone 1535 using LAN Enabling the LAN connection proﬁle Accessing and modifying the LAN Network Settings Enabling the WiFi connection proﬁle Accessing and modifying Wireless Settings WEP With 64-bit Encryption Modifying User Information parameters WPA-PSK Tkip Modifying Proxy parameters Conﬁguring VoIP domain name information Modifying port assignments Registering the IP Phone Step Action Nortel IP Phone 1535 System Software Updates Checking for available Nortel IP Phone 1535 software updates Initiating manual software updates for the Nortel IP Phone FTP software update process Provisioning the FTP update server Conﬁguring the FTP server login account Provisioning the FTP server directory structure FTP software update ﬁles Handling the FirmwareUpdateRequest.acfg ﬁle Nortel IP Phone 1535 System Software Updates Provisioning the FTP update server Sample FTP server directory structure Additional conﬁguration using the VoIP Settings menu VoIP Settings menuRegistration option De-Registering the IP Phone Misc. Miscellaneous Accessing and modifying Call Total Bandwidth Ctbw Ports For more information, see Modifying port assignments Modifying Codec Priority lists Enter the ID used to access your voice mail, and press OK Conﬁguring VoIP Voice Mail Conﬁguring the Mailbox Password Modifying the Date and Time Additional conﬁguration using the System Settings menuAccessing and activating the Reset function Accessing the Technical Features conﬁguration option Accessing the Technical Features conﬁguration option Additional conﬁguration using the System Settings menu Conﬁguring Email Conﬁguring Nortel IP Phone 1535 Email account information 52 Conﬁguring Email IP Phone 1535 Camera Enabling and disabling the Camera IP Phone 1535 Camera Troubleshooting Known issuesBasic troubleshooting Troubleshooting connectivity issues Troubleshooting Regulatory Information and Disclaimers IP Phone 1535 Regulatory InformationNortel IP Phone 1535 emissions statement Compliance Statement for Canada USA-FCC Federal Communications Commission StatementFCC Interference Statement Telecom Requirements for both Canada and USA IP Phone 1535 Regulatory Information Page IP Phone 1535 Installation and Conﬁguration