– If the number of configured PVCs has exceeded the threshold, run the undo fr dlci
dlci-number command to delete unnecessary PVCs.
– If the number of configured PVCs does not exceed the threshold, go to step 3.
NOTE
PVCs can be deleted only when their DLCIs are deleted from both the DCE and DTE.
3. Check that IP addresses have been assigned to interfaces on both ends.
Run the display this command in the MFR interface view to check whether an IP
address is assigned to the interface.
[Huawei-MFR0/0/0]display
this
[
V200R001C00B130]
#
interface
MFR0/0/0
ip address 5.5.5.2 255.255.255.0
– If no IP address is assigned to the interface, assign an IP address to this interface.
– If an IP address has been assigned to the interface, go to step 4.
4. Check that InARP is enabled on the interface.
Run the display this command on the interface to check the interface configuration.
[Huawei-Serial2/0/0:2]display
this
[
V200R001C00B130]
#
interface
MFR0/0/0
undo fr
inarp
ip address 5.5.5.2
255.255.255.0
#
return
– If the undo fr inarp command has been run on the interface, InARP has been
disabled on the interface. Run the fr inarp on the interface to enable InARP.
– If InARP has been enabled on the interface, go to step 5.
5. Check that the mapping between the PVC and peer address has been generated.
Run the display fr map-info command to check whether the mapping between the
PVC and peer address is generated.
[Huawei]display fr map-info
Map Statistics for interface MFR0/0/0
(DTE)
DLCI = 22, IP INARP 5.5.5.1,
MFR0/0/0
Huawei AR2200-S Series Enterprise Routers
Troubleshooting 5 WAN
Issue 01 (2012-01-06) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
96
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