Linksys SPA921 - Cisco - IP Phone Installation And Configuration Manual page 81

Configuring Phone Service and Voice Mail
Configuring the SPA400
STEP 1
STEP 2
STEP 3
STEP 4
STEP 5
SPA9000 Voice System Installation and Configuration Guide for Web UI
Click Setup tab > SPA9000 Interface.
Enter the following settings:
•
User ID: 9000
This is the user ID that the SPA9000 will use to register with the SPA400. Any ID
can be used, but must match exactly the User ID that you entered on the
corresponding SPA9000 Voice > Line page.
•
SPA9000 Address: Select the Discover Automatically radio button (required for
SPA9000 operation). This setting enables the SPA400 to learn the IP address
and the UDP port of the SPA9000 the from the SIP Registration packets sent by
SPA9000.
•
Call Signalling Packets: 68
•
RTP Packets:
b8
•
Leave the Signalling Port
port that is used to originate signaling between the SPA400 and the SPA9000.
•
RTP Port
Leave the
port for the block of UDP ports that the SPA400 uses to send and receive RTP
and RTCP packets.
•
Session Timer
Leave the
both Refresh Time fields.
Click Save Settings at the bottom of the page.
Click Setup tab > Voice.
Enter the following settings on the
•
Preferred Codec: Select G.711u.
•
Packetization: Choose 30ms from the
•
VAD: Choose OFF from the
at the default value of 5060. This port is the source
at the default value of 10000. This port is the base UDP
fields at the default values: Enabled with 0 seconds in
Voice
page:
Packetization
VAD
drop-down list for G.711U.
5
drop-down list for G.711U.
79