会话初始协议检测
info Nessus 插件 ID 21642
语言：
- asterisk_detection.nasl
- cisco_cucm_CSCub35869.nasl
- cisco_ip_phone_sip_detect.nbin
- cisco_spa_sip_detection.nbin
- cisco_telepresence_conductor_detect.nbin
- cisco_telepresence_video_communication_server_detect.nbin
- ekiga_detection.nasl
- freeswitch_detection.nbin
- grandstream_sip_detect.nbin
- log4j_log4shell_sip_invite.nbin
- os_fingerprint_sip.nasl
- polycom_sip_detect.nasl
- shellshock_sip_invite.nasl
- sip_enumeration.nasl
- sipxtapi_cseq_overflow.nasl