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174
In the Internet Protocol there is a field, called “Protocol”, to identify the next level protocol. The
following table shows some common protocol types and the corresponding protocol number. Refer
to http://www.iana.org/assignments/protocol-numbers for a complete list.
Some of the most common TCP and UDP port numbers are:
See Appendix B on page 381 for information on commonly used port numbers.
21.4 Classifier Global Setting
Use this screen to configure the match order and enable logging on the Switch. In the Classifier
Configuration screen click Classifier Global Setting to display the configuration screen as
shown.
Figure 124 Advanced Application > Classifier > Classifier Configuration > Classifier Global Setting
Table 72 Common IP Protocol Types and Protocol Numbers
PROTOCOL TYPE PROTOCOL NUMBER
ICMP1
TCP6
UDP 17
EGP8
L2TP 115
Table 73 Common TCP and UDP Port Numbers
PROTOCOL NAME TCP/UDP PORT NUMBER
FTP 21
Telnet 23
SMTP 25
DNS 53
HTTP 80
POP3 110
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