Yeastar Technology Tiptel 31 Configuration Manual page 9

Step3. Search the MAC address you would like configure on the "Phone
Provisioning"  "Not Configured Phone" page.
In this case, the MAC address of Tiptel 31xx IP phone is 000cc4300000.
Fill in the phone detail message on the pop-up window. Input Name, Call waiting,
Line, Extension, Label, Line active and so on for the phone. You also can
configure available codecs at tab "Codecs" and DSS keys at tab "DSS Key".
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Tiptel 31XX IP Phone Configuration Guide
Figure 3-3
Figure 3-4
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