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How can I make my computer safe?

Win XP-SP1, NIS 2005, Netgear WGR614. Even specifically closing port 23 insode NIS does not make a difference! Below are a port scan and netstat resulst I am lost.... Help is more than welcome! VM

Port scanning via

formatting link

shows: Service Ports Status FTP DATA 20 CLOSED FTP 21 CLOSED SSH 22 CLOSED TELNET 23 CLOSED SMTP 25 CLOSED DNS 53 CLOSED DCC 59 CLOSED DHCP SERVER 67 OPEN FINGER 79 CLOSED WEB 80 CLOSED POP3 110 CLOSED SUNRPC 111 CLOSED IDENT 113 CLOSED Location Service 135 CLOSED NetBIOS-NS 137 CLOSED NetBIOS-DGM 138 CLOSED NetBIOS 139 CLOSED HTTPS 443 CLOSED Server Message Block 445 CLOSED SOCKS PROXY 1080 CLOSED UPnP 1900 CLOSED WEB PROXY 8080 CLOSED Trojan 6776 CLOSED Trojan 12345 CLOSED Trojan 20034 CLOSED Trojan 31337 CLOSED Trojan 54320 CLOSED Trojan 54321 CLOSED

Netstat ?an Proto Local address Foreign ad. State TCP 0.0.0.0.:135 0.0.0.0:0 Listening TCP 0.0.0.0.:445 0.0.0.0:0 Listening TCP 0.0.0.0.:1026 0.0.0.0:0 Listening TCP 0.0.0.0.:1027 0.0.0.0:0 Listening TCP 127.0.0.1:1025 0.0.0.0:0 Listening TCP 127.0.0.1:1028 0.0.0.0:0 Listening TCP 192.168.0.2:139 0.0.0.0:0 Listening UDP 0.0.0.0:445 *.* UDP 0.0.0.0:500 *.* UDP 0.0.0.0:1029 *.* UDP 0.0.0.0:1087 *.* UDP 0.0.0.0:1131 *.* UDP 0.0.0.0:1132 *.* UDP 127.0.0.1:123 *.* UDP 127.0.0.1:1039 *.* UDP 127.0.0.1:2616 *.* UDP 127.0.0.1:2672 *.* UDP 192.168.0.2:123 *.* UDP 192.168.0.2:137 *.* UDP 192.168.0.2:138 *.*