In SPE, the "ICAP service name" corresponds to the "Path" setting on some devices, such as F5.
For a full list, refer to Table 4: "ICAP services" on page 16 of the 3-SPE_9_3_0_CS_SDK_Guide.pdf
icap://<SPE_IP>:1344/SYMCScanRespEx-AV
Legacy vs New SPE Service Names