Configuring The Switch - Linksys SPA9000-NA Installation And Configuration Manual

3 . Connect the power cord to the power port, and then connect the power adapter to an electrical
outlet .
The Power LED is solid amber during the Power-On Self Test (POST) . Then the LED is solid green .
You are ready to configure the switch .

Configuring the Switch

You need to enable port fast to facilitate the broadcast communications between the SPA9000 and
the phones . You also need to configure the Quality of Service settings to help to prevent network
delays affecting voice communications .
Enable spanning tree and port fast .
•
NOTE:
If the switch does not provide a way to enable port fast, then you must disable spanning
tree . The preferred method is to enable spanning tree and port fast .
Enable QoS with DSCP .
•
Enabling Port Fast on the SLM224P Switch
To avoid timing issues related to Spanning Tree Protocol (STP) and to allow multicasting to work
correctly for LVS, enable port fast on the switch ports that will be connected to the SPA9000 and the
SPA9xx IP phones .
When Port Fast is enabled, Fast Link mode is active . In Fast Link mode, the Port State is automatically
placed in the forwarding state when the port link is up . Fast Link optimizes the STP protocol
convergence . STP convergence can take 30-60 seconds in large networks .
1 . Choose the ports that you will use to connect the SPA9000 and the IP phones .
2 . Connect the administration computer to the switch .
3 . Start Internet Explorer, and enter the IP address of the switch .
NOTE: The default IP address of the switch is 192 .168 .1 .254 . The default User ID is admin, with no
password . After you log on, the Home page appears .
Spanning Tree tab > STP Port Settings .
4 . Click
5 . From the Port drop-down list, choose the port number for the SPA9000 .
Enable STP check box is checked, to enable STP on the port .
6 . Make sure that the
7 . From the Port Fast drop-down list, choose Enable .
Update .
8 . Click
9 . Repeat the previous steps, to enable Port Fast on each port where an IP phone or a SPA400 will be
connected .
10 . Click Save Settings .
Linksys Voice System Installation and Configuration Guide
Connecting the LVS Equipment
Connecting and Configuring the Switch
29