Flashcards
NETWORK SECURITY | TCP/IP | Network Ports
Cards in this deck (20)
- 1particular locations on a system associated with a specific application IP addresses uniquely identify each system on a network but those systems may be responsible for running many different servicesNetwork Ports
- 2Network ports are represented using 16-bit binary number; 2^16 = 65,536 possible values; we start count at 0, so port numbers range from 0 to 65,535 Different ranges of ports are used in different waysNetwork Ports
- 3Well-known ports uses which ports to do what?Ports between 0 and 1023
reserved for common applications and assigned by internet authorities
Well-known ports ensures everyone on the internet will know how to find common services on a system such as web servers, email servers, and commonly used applications - 4Web servers use which port?Well known port 80
- 5Secure Web servers use which port?Port 443
- 6Ports between 1024 and 49,151 are considered?Registered Ports
- 7Application vendors register their applications using which portsRegistered ports
- 8Microsoft reserved which port for which application?Port 1433
SQL server database - 9Oracle registered which port?Port 1521
- 10Ports above 49151 that are set aside for applications use on a temporary basis.dynamic ports
- 11The File Transfer Protocol, FTP, uses which port to do what?port 21 to transfer data between systems.
- 12The Secure Shell Protocol, SSH, uses which port to do what?port 22 for encrypted administrative connections to servers,
- 13Remote Desktop Protocol, RDP, uses which port to do what?uses port 3389 for encrypted administrative connections to servers
- 14Windows systems uses which ports to do what?use ports 137, 138, and 139 for network communications using the NetBIOS Protocol.
- 15And all systems use which port to do what?port 53 for DNS lookups.
- 16The Simple Mail Transfer Protocol, SMTP, uses which port to do what?uses port 25 to exchange email between servers.
- 17Post Office Protocol, POP, uses what port to do what?uses port 110 to allows clients to retrieve mail
- 18Internet Message Access Protocol, IMAP, uses what port to do what?uses port 143 to allows clients to retrieve mail
- 19The Hypertext Transport Protocol, HTTP, uses what port to do what?uses port 80 for unencrypted web communications,
- 20the secure version of HTTP, HTTPS, uses what port to do what?uses port 443 for encrypted communications
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- Certification Information Security (NETWORK SECURITY | TCP/IP Suite) Flashcards on NETWORK SECURITY | TCP/IP | Network Ports, created by Kimberly Stover on 13/02/2017.
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- Kimberly Stover
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