xStack DES-3800 Series Layer 3 Stackable Fast Ethernet Managed Switch CLI Manual
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CPU
F
ILTERING
C
OMMANDS
L
IST
The CPU Filtering Commands List is used to display and configure the l3 control packets sent to the CPU from specific ports.
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 l3_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 packet
dvmrp-
Specify to filter the DVMRP protocol.
pim-
Specify to filter the PIM protocol.
igmp_query
- Specify to filter the IGMP Query protocol.
ospf
- Specify to filter the OSPF protocol.
rip-
Specify to filter the RIP protocol.
vrrp-
Specify to filter the VRRP protocol.
all-
Specify to filter All the l3 control packets.
state
- Enable or disable the filtering function. Default is disabled
Restrictions
Only Administrator or Operator-level users can issue this command.
Example usage:
To filter DVMRP and OSPF on ports 1-26:
DES-3800:admin# config filter control_packet 1-26
dvmrp ospf state enable
Command: config filter control_packet 1-26 dvmrp
ospf state enable
Success.
DES-3800:admin#