ZyXEL ES-3124PWR User Guide - Page 147

Chapter 18 Classifier Table 46 Common Ethernet Types and Protocol Number (continued) ETHERNET TYPE PROTOCOL NUMBER XNS Compat 0807 Banyan Systems 0BAD BBN Simnet 5208 IBM SNA 80D5 AppleTalk AARP 80F3 In the Internet Protocol, there is a field called "Protocol" to identify the IP protocol type. 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 47 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 IP ports are: Table 48 Common TCP and UDP Port Numbers PORT NUMBER PORT NAME 21 FTP 23 Telnet 25 SMTP 53 DNS 80 HTTP 110 POP3 18.4 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. After you have configured a classifier, you can configure a policy (in the Policy screen) to define action(s) on the classified traffic flow. ES-3124 Series User's Guide 147