Table 13-1 SPn Service Status Error Messages (continued)
Error Message Description
487 Request Terminated Sent by a User Agent that has received a CANCEL request for a pending INVITE
request.
Locate the Serial Number on the Device
You can find the serial number on the product label sticker on the bottom side of the device.
1. On the bottom of the device, find the serial number SN: XXXXXXXXXXXX (typically 12 digits) on
the product label.
The callout 1 indicates the product label sticker in the diagram.
2. Write down the entire serial number.
Locate the Serial Number in the System Web Interface.
You can locate the serial number for your device in the system web interface.
1. Log in to the system web interface.
2. Go to Status > System Status.
3. Locate the SerialNumber in the Product Information table.
Packet Capture
The phone can perform a local packet capture to help in troubleshooting.
There are two packet capture options:
● Local packet capture
● Remote PCAP server
Start and Stop a Local Packet Capture
You can start and stop a local packet capture.
1. In the system web interface, go to System Management > Device Admin > Packet Capture.
2. In the Default column, clear the check box for On.
3. In the Value column, select the check box to enable On.
4. If you need the device to start a packet capture on reboot, in the Default column, clear the check
box for RestartCaptureOnReboot.
5. If you need the device to start a packet capture on reboot, select the check box in the Value
column for RestartCaptureOnReboot.
6. Select Submit.
7. Reproduce the issue.
Locate the Serial Number on the Device
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