ZyXEL MES-3528 User Guide - Page 169
Classifier Example
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Chapter 20 Classifier Table 45 Common Ethernet Types and Protocol Numbers ETHERNET TYPE PROTOCOL NUMBER IBM SNA 80D5 AppleTalk AARP 80F3 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. Table 46 Common IP Protocol Types and Protocol Numbers PROTOCOL TYPE PROTOCOL NUMBER ICMP 1 TCP 6 UDP 17 EGP 8 L2TP 115 Some of the most common TCP and UDP port numbers are: Table 47 Common TCP and UDP Port Numbers PROTOCOL NAME TCP/UDP PORT NUMBER FTP 21 Telnet 23 SMTP 25 DNS 53 HTTP 80 POP3 110 See Appendix B on page 337 for information on commonly used port numbers. 20.4 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. MES-3528 User's Guide 169