ZyXEL Communications GS2200 Series, User Manual

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Chapter 20 Classifier
GS2200 Series User’s Guide
152
Some of the most common TCP and UDP port numbers are:
See Appendix B on page 303 for information on commonly used port numbers.
20.3 Classifier Example
The following screen shows an example where you configure a classifier that identifies all traffic
from MAC address 00:50:ba:ad:4f:81 on port 2.
EGP 8
L2TP 115
Table 52
Common TCP and UDP Port Numbers
PROTOCOL NAME TCP/UDP PORT NUMBER
FTP 21
Telnet 23
SMTP 25
DNS 53
HTTP 80
POP3 110
Table 51
Common IP Protocol Types and Protocol Numbers
PROTOCOL TYPE PROTOCOL NUMBER