800 Configuring Port-Based Traffic Control
Configuring LLPF

Beginning in Privileged EXEC mode, use the following commands to

configure LLPF settings.

Command Purpose
configure Enter global configuration mode.
interface
interface
Enter interface configuration mode for the specified
interface. The
interface
variable includes the interface type
and number, for example tengigabitethernet 1/0/3.
You can also specify a range of interfaces with the interface
range command, for example, interface range
tengigabitethernet 1/0/8-12 configures interfaces 8, 9, 10,
11, and 12.
service-acl input
{blockcdp | blockvtp |
blockdtp | blockudld |
blockpagp | blocksstp |
blockall}
Use the appropriate keyword, or combination of keywords
to block any (or all) of the following PDUs on the
interface:
•VTP
•DTP
•UDLD
•PAgP
• SSTP
•All
CTRL + Z Exit to Privileged EXEC mode.
show service-acl
interface {
interface
|
all}
View information about the blocked PDUs on the
specified interface or all interfaces.