Nmap scan report for ppp-vpdn-185.10.128.145.yarnet.ru (185.10.128.145)
Host is up (0.20s latency).
Not shown: 99 filtered tcp ports (no-response)
PORT     STATE  SERVICE
2000/tcp closed cisco-sccp

Nmap done: 1 IP address (1 host up) scanned in 19.40 seconds