Aastra Telecom SIP 57I - Manual (Page 114)

Administrator Level Options
3-56 41-001160-00, Release 2.1, Rev 04
IP Phone Administrator Guide
Administrator Options
Line Settings
An administrator can configure multiple lines on the IP phone with the same SIP
network configuration (global) or a different SIP network configuration (per-line).
The following table provides the number of lines available for each IP phone
model.
On the IP Phones, you can configure the following on a per-line basis using the
configuration files or the Aastra Web UI:
• Basic SIP Authentication Settings
• Basic SIP Network Settings
• Advanced SIP Settings (Missed Call Summary Subscription only)
• RTP Settings (DTMF Method and RTP Encryption only)
• Autodial Settings (You can enable/disable “Use Global Settings” on a
per-line basis only)
References
For more information about configuring the features listed above on a per-line
basis, see Chapter 4, the sections:
• “Basic SIP Settings” on page 4-46
• “Advanced SIP Settings (optional)” on page 4-58
• “Real-time Transport Protocol (RTP) Settings” on page 4-64
• “Autodial Settings” on page 4-74
IP Phone
Model
Available
Lines
53i 9
55i 9
57i 9
57i CT 9