Connecting a Second Phone
To add a second phone, you need to add a phone splitter to the phone adapter’s line 1.
Do not connect a second phone to the line 2 port. This is used for a second phone line.
Cisco SPA122 phone adapterPhone Port 1
LinksysSPA2102 phone adapterPhone Port 1
For more information contact technical support at 1-855-853-6381 or firstname.lastname@example.org.