Wanneer ik probe ports doe krijg ik onderstaand lijstje. Volgens mij staat de firewall van het alcatel modem uit hier, hoe krijg ik deze weer aan?
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Port
Service
Status Security Implications
21
FTP
Closed Your computer has responded that this port exists but is currently closed to connections.
23
Telnet
Closed Your computer has responded that this port exists but is currently closed to connections.
25
SMTP
OPEN! Servers for the Simple Mail Transfer Protocol (SMTP) have a long history of intrusion vulnerabilities. Any intruder with time on his hands will want to come back and explore this open port on your machine more fully.
79
Finger
Closed Your computer has responded that this port exists but is currently closed to connections.
80
HTTP
OPEN! The web is so insecure these days that new security "exploits" are being discovered almost daily. There are many known problems with Microsoft's Personal Web Server (PWS) and its Frontpage Extensions that many people run on their personal machines. So having port 80 "open" as it is here causes intruders to wonder how much information you might be willing to give away.
110
POP3
Closed Your computer has responded that this port exists but is currently closed to connections.
113
IDENT
Closed Your computer has responded that this port exists but is currently closed to connections.
135
RPC
OPEN! (Remote Procedure Call) This impossible-to-close port appears in most Windows systems. Since many insecure Microsoft services use this port, it should never be left "open" to the outside world. Since it is impossible to close, you will need a personal firewall to block it from external access. Do it soon!
139
Net
BIOS
OPEN! As you probably know by now, the NetBIOS File Sharing port is the single largest security hole for networked Windows machines. The payoff from finding open Windows shares is so big that many scanners have been written just to find open ports like this one. Closing it should be a priority for you!
143
IMAP
Closed Your computer has responded that this port exists but is currently closed to connections.
443
HTTPS
OPEN! The presence of this secure web port in your system implies that this system is establishing secure connections with web browsers. The number one reason for doing this is the transmission of credit card information. This implies that the successful intruder could access the web server's credit card database and score bigtime. This is a VERY bad port to have open unless you are actually conducting secure web commerce!
445
MSFT
DS
Closed Your computer has responded that this port exists but is currently closed to connections.
5000
UPnP
OPEN! Universal Plug'n'Play is Microsoft's new protocol for allowing PCs to automatically discover and control a wide range of locally networked peripherals. This powerful protocol is likely to expose the user's machine to many clever remote security exploits and vulnerabilities. And, unfortunately, Microsoft has enabled this insecure protocol by default -- even if your system doesn't need or use it. You can easily disable this with our free UnPlug n' Pray utility.