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Step Command Remarks
1. Enter system view.
system-view
N/A
2. Specify the source
address for outgoing
ICMP packets.
ip icmp source
[
vpn-instance
vpn-instance-name ]
ip-address
By default, the device uses the IP
address of the sending interface as the
source IP address for outgoing ICMP
packets.
Enabling IPv4 local fragment reassembly
This feature improves IPv4 fragment reassembly efficiency on distributed devices as follows:
• In standalone mode, this feature enables the receiving LPU to reassemble the fragments of an
IPv4 packet if all the fragments arrive at it. If this feature is disabled, all fragments are delivered
to the active MPU for reassembly. The feature applies only to fragments destined for the same
LPU.
• In IRF mode, this feature enables the receiving subordinate to reassemble the fragments of an
IPv4 packet if all fragments arrive at it. If this feature is disabled, all fragments are delivered to
the master device for reassembly. The feature applies only to fragments destined for the same
subordinate.
To enable IPv4 local fragment reassembly:
Step Command Remarks
1. Enter system view.
system-view
N/A
2. Enable IPv4 local
fragment reassembly.
ip reassemble local enable
By default, IPv4 local fragment
reassembly is disabled.
Displaying and maintaining IP performance
optimization
Execute display commands in any view and reset commands in user view.
Task Command
Display brief information about RawIP connections
(centralized devices in standalone mode).
display rawip
Display brief information about RawIP connections
(distributed devices in standalone mode/centralized
devices in IRF mode).
display rawip
[
slot
slot-number ]
Display brief information about RawIP connections
(distributed devices in IRF mode).
display rawip
[
chassis
chassis-number
slot
slot-number ]
Display detailed information about RawIP
connections (centralized devices in standalone
mode).
display rawip verbose
[
pcb
pcb-index ]
Display detailed information about RawIP
connections (distributed devices in standalone
mode/centralized devices in IRF mode).
display rawip verbose
[
slot
slot-number [
pcb
pcb-index ] ]
Display detailed information about RawIP
connections (distributed devices in IRF mode).
display rawip verbose
[
chassis
chassis-number
slot
slot-number [
pcb
pcb-index ] ]