- Joined
- Aug 9, 2002
- Location
- Brockton MA
Just curious how ports work. I got a port scanner to check what my comps have open. It let's you can scan any given IP address. But if I scan my external IP address, shouldn't it show the same ports being open, as compared to if I scan my internal router's IP address? Also, why does it show different ports being open when i scan the local host, as compared to when I scan my comps internal IP address? (BTW the scanner is called BluePortScan).
Also, why is SMTP and POP3 open, when they only mail service I use is Yahoo's ?! How do I close these?
ROUTER
TCP: 192.168.1.1 [25-smtp]
TCP: 192.168.1.1 [80-www-http]
TCP: 192.168.1.1 [110-pop3]
TCP: 192.168.1.1 [2468-qip-msgd]
TCP: 192.168.1.1 [5678-rrac]
TCP: 192.168.1.1 [6688]
TCP: 192.168.1.1 [8080-http-alt]
Main
TCP: 127.0.0.1 [25-smtp]
TCP: 127.0.0.1 [110-pop3]
TCP: 127.0.0.1 [135-epmap]
TCP: 127.0.0.1 [445-microsoft-ds]
TCP: 127.0.0.1 [1025-blackjack]
TCP: 127.0.0.1 [1030-iad1]
TCP: 127.0.0.1 [3389-ms-wbt-server]
TCP: 127.0.0.1 [5000-commplex-main]
Main
TCP: 192.168.1.25 [25-smtp]
TCP: 192.168.1.25 [110-pop3]
TCP: 192.168.1.25 [135-epmap]
TCP: 192.168.1.25 [139-netbios-ssn]
TCP: 192.168.1.25 [445-microsoft-ds]
TCP: 192.168.1.25 [1025-blackjack]
TCP: 192.168.1.25 [3389-ms-wbt-server]
TCP: 192.168.1.25 [5000-commplex-main]
Server
TCP: 192.168.1.30 [21-ftp]
TCP: 192.168.1.30 [25-smtp]
TCP: 192.168.1.30 [80-www-http]
TCP: 192.168.1.30 [110-pop3]
TCP: 192.168.1.30 [135-epmap]
TCP: 192.168.1.30 [139-netbios-ssn]
TCP: 192.168.1.30 [443-https]
TCP: 192.168.1.30 [445-microsoft-ds]
TCP: 192.168.1.30 [1025-blackjack]
TCP: 192.168.1.30 [1028-icq]
TCP: 192.168.1.30 [1029-icq]
TCP: 192.168.1.30 [1033-backdoor]
TCP: 192.168.1.30 [1801-msmq]
TCP: 192.168.1.30 [2103-zephyr-clt]
TCP: 192.168.1.30 [2105-minipay]
TCP: 192.168.1.30 [2107-bintec-admin]
TCP: 192.168.1.30 [5000-commplex-main]
Family
TCP: 192.168.1.35 [25-smtp]
TCP: 192.168.1.35 [80-www-http]
TCP: 192.168.1.35 [110-pop3]
TCP: 192.168.1.35 [135-epmap]
TCP: 192.168.1.35 [139-netbios-ssn]
TCP: 192.168.1.35 [445-microsoft-ds]
TCP: 192.168.1.35 [1025-blackjack]
TCP: 192.168.1.35 [1214-kazaa]
TCP: 192.168.1.35 [3389-ms-wbt-server]
TCP: 192.168.1.35 [3538]
TCP: 192.168.1.35 [5000-commplex-main]
EXT IP
TCP: XX.XX.XX.XX [25-smtp]
TCP: XX.XX.XX.XX [80-www-http]
TCP: XX.XX.XX.XX [110-pop3]
Also, why is SMTP and POP3 open, when they only mail service I use is Yahoo's ?! How do I close these?
ROUTER
TCP: 192.168.1.1 [25-smtp]
TCP: 192.168.1.1 [80-www-http]
TCP: 192.168.1.1 [110-pop3]
TCP: 192.168.1.1 [2468-qip-msgd]
TCP: 192.168.1.1 [5678-rrac]
TCP: 192.168.1.1 [6688]
TCP: 192.168.1.1 [8080-http-alt]
Main
TCP: 127.0.0.1 [25-smtp]
TCP: 127.0.0.1 [110-pop3]
TCP: 127.0.0.1 [135-epmap]
TCP: 127.0.0.1 [445-microsoft-ds]
TCP: 127.0.0.1 [1025-blackjack]
TCP: 127.0.0.1 [1030-iad1]
TCP: 127.0.0.1 [3389-ms-wbt-server]
TCP: 127.0.0.1 [5000-commplex-main]
Main
TCP: 192.168.1.25 [25-smtp]
TCP: 192.168.1.25 [110-pop3]
TCP: 192.168.1.25 [135-epmap]
TCP: 192.168.1.25 [139-netbios-ssn]
TCP: 192.168.1.25 [445-microsoft-ds]
TCP: 192.168.1.25 [1025-blackjack]
TCP: 192.168.1.25 [3389-ms-wbt-server]
TCP: 192.168.1.25 [5000-commplex-main]
Server
TCP: 192.168.1.30 [21-ftp]
TCP: 192.168.1.30 [25-smtp]
TCP: 192.168.1.30 [80-www-http]
TCP: 192.168.1.30 [110-pop3]
TCP: 192.168.1.30 [135-epmap]
TCP: 192.168.1.30 [139-netbios-ssn]
TCP: 192.168.1.30 [443-https]
TCP: 192.168.1.30 [445-microsoft-ds]
TCP: 192.168.1.30 [1025-blackjack]
TCP: 192.168.1.30 [1028-icq]
TCP: 192.168.1.30 [1029-icq]
TCP: 192.168.1.30 [1033-backdoor]
TCP: 192.168.1.30 [1801-msmq]
TCP: 192.168.1.30 [2103-zephyr-clt]
TCP: 192.168.1.30 [2105-minipay]
TCP: 192.168.1.30 [2107-bintec-admin]
TCP: 192.168.1.30 [5000-commplex-main]
Family
TCP: 192.168.1.35 [25-smtp]
TCP: 192.168.1.35 [80-www-http]
TCP: 192.168.1.35 [110-pop3]
TCP: 192.168.1.35 [135-epmap]
TCP: 192.168.1.35 [139-netbios-ssn]
TCP: 192.168.1.35 [445-microsoft-ds]
TCP: 192.168.1.35 [1025-blackjack]
TCP: 192.168.1.35 [1214-kazaa]
TCP: 192.168.1.35 [3389-ms-wbt-server]
TCP: 192.168.1.35 [3538]
TCP: 192.168.1.35 [5000-commplex-main]
EXT IP
TCP: XX.XX.XX.XX [25-smtp]
TCP: XX.XX.XX.XX [80-www-http]
TCP: XX.XX.XX.XX [110-pop3]