Master the most important network port numbers for the CompTIA Network+ exam. This deck covers key protocols and their associated ports for quick and effective review.
SNMP
161
SMB
445
DNS
53
FTP (control)
21
FTP (data)
20
HTTP
80
TFTP
69
LDAP
389
SMTP
25
RDP
3389
SSH
22
Telnet
23
POP3
110
HTTPS
443
IMAP
143
DHCP
67/68