ZyXEL Communications MES3500-24, Руководство пользователя

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Chapter 20 Classifier
MES3500-24/24F User’s Guide
169
Note: When two rules conflict with each other, a higher layer rule has priority over a lower
layer rule.
Figure 83
Advanced Application > Classifier: Summary Table
The following table describes the labels in this screen.
The following table shows some other common Ethernet types and the corresponding protocol
number.
Some of the most common IP ports are:
Table 48
Classifier: Summary Table
LABEL DESCRIPTION
Index This field displays the index number of the rule. Click an index number to edit the rule.
Active This field displays Yes when the rule is activated and No when it is deactivated.
Name This field displays the descriptive name for this rule. This is for identification purposes only.
Rule This field displays a summary of the classifier rule’s settings.
Delete Click Delete to remove the selected entry from the summary table.
Cancel Click Cancel to clear the Delete check boxes.
Table 49
Common Ethernet Types and Protocol Number
ETHERNET TYPE PROTOCOL NUMBER
IP ETHII 0800
X.75 Internet 0801
NBS Internet 0802
ECMA Internet 0803
Chaosnet 0804
X.25 Level 3 0805
XNS Compat 0807
Banyan Systems 0BAD
BBN Simnet 5208
IBM SNA 80D5
AppleTalk AARP 80F3
Table 50
Common IP Ports
PORT NUMBER PORT NAME
21 FTP
23 Telnet
25 SMTP
53 DNS
80 HTTP
110 POP3