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DES-3500 Layer 2 Fast Ethernet Switch CLI Reference Manual
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CPU FILTERING COMMANDS
The CPU Filtering commands in the Command Line Interface (CLI) are listed (along with the appropriate parameters) in the
following table.
Command Parameters
config cpu_filter l3_control_pkt <portlist> [dvmrp|pim|igmp_query|ospf|rip|vrrp|all] state
[enable | disable]
show cpu_filter l3_control_pkt {<portlist>}
Each command is listed, in detail, in the following sections.
config cpu_filter 13_control_pkt
Purpose This command is used to discard the l3 control packets sent to the CPU
from specific ports.
Syntax
config cpu_filter l3_control_pkt <portlist>
[dvmrp|pim|igmp_query|ospf|rip|vrrp|all] state [enable | disable]
Description This command is used to discard the l3 control packets sent to CPU from
specific ports.
Parameters
portlist - Specify the port list to filter control packets.
dvmrp , pim, igmp_query, ospf, rip, vrrp - The protocols you want to filter.
Specify ‘all’ to filter all the l3 control packets.
state - Enable or disable the filtering function. The default is disabled.
Restrictions Only Administrator or Operator – level users can issue this command.
Example usage:
To filter DVMRP and OSPF in port 1-26:
DES-3526:admin# config filter control_packet 1-26 dvmrp
ospf state enable
Command: config filter control_packet 1-
26 dvmrp ospf state
enable
Success.
DES-3526:admin#