3com MSR 20-20 참조 매뉴얼
330
C
HAPTER
20: DCC C
ONFIGURATION
C
OMMANDS
n
In the default configuration of the interface, the dialer-group command is not
configured. You must configure this command for DCC to send packets.
configured. You must configure this command for DCC to send packets.
Related command:
Example
# Add interface Serial 2/0 to dialer access group 1.
<Sysname> system-view
[Sysname] dialer-rule 1 acl 3101
[Sysname] interface serial 2/0
[Sysname-Serial2/0] dialer-group 1
dialer-rule
Syntax
dialer-rule group-number { protocol-name { deny | permit } | acl acl-number | name
acl-name }
acl-name }
undo dialer-rule group-number
View
System view
Parameter
group-number: Number of a dialer access group, same as the group-number
argument in the dialer-group command. It ranges from 1 to 255.
argument in the dialer-group command. It ranges from 1 to 255.
protocol-name: Network protocol, which can take ip or ipx.
deny: Denies packets of the specified protocol.
permit: Permits packets of the specified protocol.
acl acl-number: Specifies an ACL by its ACL number. The acl-number argument
ranges from 2000 to 3999. An ACL number in the range 2000 to 2999 identifies a
basic ACL; an ACL number in the range 3000 to 3999 identifies an advanced ACL.
ranges from 2000 to 3999. An ACL number in the range 2000 to 2999 identifies a
basic ACL; an ACL number in the range 3000 to 3999 identifies an advanced ACL.
name acl-name: Specifies an ACL by its name.
Description
Use the dialer-rule command to set the condition for a DCC call to be placed for
a dialer access group either by directly configuring a rule or by referencing an ACL.
a dialer access group either by directly configuring a rule or by referencing an ACL.
Use the undo dialer-rule command to remove the setting.
You may configure a dial ACL to filter traffic that traverses a dial interface. Packets
fall into two categories, depending on whether they are in compliance with the
permit or deny statements in the dial ACL.
fall into two categories, depending on whether they are in compliance with the
permit or deny statements in the dial ACL.
■
Packets that match a permit statement or that do not match any deny
statements. When receiving such a packet, DCC either sends it out if a link is
present and resets the idle-timeout timer or originates a new call to set up a
link if no link is present.
statements. When receiving such a packet, DCC either sends it out if a link is
present and resets the idle-timeout timer or originates a new call to set up a
link if no link is present.
■
Packets that do not match any permit statements or that match a deny
statement. When receiving such a packet, DCC either sends it out without
statement. When receiving such a packet, DCC either sends it out without