what are the port numbers for DNS,FTP,TELNET,SMTP,NNTP
Answer Posted / anoop kumar gupta
PORT NUMBER:--
• 18 – MSP (Message Send Protocol)
• 20 - FTP (File Transfer Protocol) for data transfer
• 21 – FTP (File Transfer Protocol) for data control
• 23 – Telnet
• 22 – SSH - Remote Login Protocol
• 25 - SMTP (Simple Mail Transfer Protocol) for is
used for sending mails.
• 53 – DNS (Domain Name System)
• 67 – DHCP (Dynamic Host Configuration Protocol) for
sending data to the server – Bootps
• 68 – DHCP (Dynamic Host Configuration Protocol) for
data to the client - Bootpc
• 80 – HTTP (Hypertext Transfer Protocol)
• 109 – POP2
• 110 - POP3 (Post Office Protocol) used for
receiving mails but it uses log-in process.
• 119 – NNTP (Network News Transfer Protocol)
• 137 – NetBIOS Name Service
• 139 – NetBIOS Datagram Service
• 143 – IMAP4 (Interim Mail Access Protocol) used for
receiving mails.
• 150 – NetBIOS Session Service
• 161 – SNMP
• 179 – BGP (Border Gateway Protocol)
• 389 – LDAP (Lightweight Directory Access Protocol)
• 443 – HTTPS (HTTP-secure)
• 546 – DHCP Client
• 547 – DHCP Server
| Is This Answer Correct ? | 55 Yes | 2 No |
Post New Answer View All Answers
Which table find best path?
What are partial updates?
What is default cost of serial interface in ospf?
Which LAN switching method is used in CISCO Catalyst 5000?
What is HDLC?
How do you depict an IP address?
How much internal and external ad of eigrp protocol?
What is the working of router?
Can you describe the Authentication Header (AH) Protocol?
What is the usage of service password encryption?
When we use router?
What is meant arp and rarp?
What is a Window in networking terms?
Explain what are the ranges of private ips?
Why is UDP lease favored when compared to TCP?