Administration overview and requirements
22 Administering Avaya 9601/9608/9608G/9611G/9621G/9641G IP Deskphones SIP
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Step 4: Registering with Session Manager
In this step, the deskphone might prompt the user for an extension and password. The
deskphone uses that information to exchange a series of messages with Session Manager,
which in turn communicates with Communication Manager.
For more information about the installation process, see Installing and Maintaining Avaya 9601/
9608/9608G/9611G/9621G/9641G IP Deskphones SIP.
Error conditions
Assuming proper administration, most of the problems reported by deskphone users are likely
to be LAN-based. Quality of Service (QoS), server administration, and other issues can impact
user perception of IP deskphone performance.
Installing and Maintaining Avaya 9601/9608/9608G/9611G/9621G/9641G IP Deskphones SIP
covers possible operational problems that might be encountered after successful installation.
The User Guides for a specific deskphone model also contain guidance for users having
problems with specific IP deskphone applications.