You can create two .BAT files.
3cxstart.bat
net start "3CX VoIP Client Tunnel"
net start "3CX PhoneSystem Database Server"
net start "3CX PhoneSystem Voicemail Manager"
net start "3CX PhoneSystem Digital Receptionist"
net start "3CX PhoneSystem FAX Server"
net start "3CX PhoneSystem Media Server"
net start "3CX PhoneSystem Web Server"
net start "3CX PhoneSystem Conference Room"
net start "3CX PhoneSystem Parking Orbit"
net start "3CX PhoneSystem SIP/RTP Tunneling Proxy"
net start "3CX PhoneSystem"
3cxstop.bat
net stop "3CX PhoneSystem"
net stop "3CX PhoneSystem Web Server"
net stop "3CX PhoneSystem Media Server"
net stop "3CX PhoneSystem FAX Server"
net stop "3CX PhoneSystem Digital Receptionist"
net stop "3CX PhoneSystem Voicemail Manager"
net stop "3CX PhoneSystem Conference Room"
net stop "3CX PhoneSystem Parking Orbit"
net stop "3CX PhoneSystem SIP/RTP Tunneling Proxy"
net stop "3CX PhoneSystem Database Server"
net stop "3CX VoIP Client Tunnel"
Marco