Is that the SP-30 or the SP-310 soft phone? The SP-30 is not the soft phone for the SV-8100. The SP310 is. You need the TCP 3rd party license and an IP port license. In the configuration screen the CTI port is 8282, SIP port = 5080, License port = 6080, O&M port = 8010, O&M user ID is USER1 (caps), O&M password is 1111. Do not enable shared services. Port number is 8888. Select SP310 in the license level. Use manual for the log in information. In terminal section input the extension number of the desk set if you have one, then the IP softphone extension.
In system programming, 10-46-01 = 2 manual
15-05-27 = 0 to 512, pick a number. 15-05-28 = 0 disable. then set up 84-22-01,02,04