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What are the default port numbers used for SMTP, FTP,DNS, DHCP, SSH?
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What are the default port numbers used for SMTP, FTP,DNS, DHCP, SSH?
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asked
Feb 18, 2021
in
Linux
by
SakshiSharma
What are the default port numbers used for SMTP, FTP,DNS, DHCP, SSH?
#smtp
ftp
dns
dhcp
ssh
linux
linux-port-number
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1
Answer
0
votes
answered
Feb 18, 2021
by
SakshiSharma
Below are the default
port numbers used for SMTP, FTP,DNS, DHCP, SSH
Service Port
SMTP 25
FTP 20 for data transfer and 21 for Connection established
DNS 53
DHCP 67/UDP(for DHCP server, 68/UDPfor DHCP client
SSH 22
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