Huawei V200R001C01 - Page 277

Figure 10-1 Troubleshooting flowchart for RADIUS authentication failure
RADIUS
authentication fails
Does router send
RADIUS packets?
Does
router receive RADIUS
response packet?
Yes
Yes
No
No
No
Ensure that the RADIUS
server template is applied
to the domain
Ensure that router IP
address and port number
on RADIUS server and
router are the same
Is the fault
rectified?
Is the fault
rectified?
Yes
No
No
Yes
Does
RADIUS server record
authentication
failure?
Seek technical support
No
Yes
Ensure that shared key
and user name format on
RADIUS server and router
are the same
Is the fault
rectified?
End
Yes
No
Is RADIUS
configuration on
router correct?
Yes
No
Modify domain,
authentication mode,
accounting mode, or
RADIUS server template
Is the fault
rectified?
Yes
No
Does the
number of online users
reach maximum?
Yes
This is not a fault
No
Is the fault
rectified?
No
Yes
Is link between
router and RADIUS
server faulty ?
Yes
Rectify link fault
Huawei AR2200-S Series Enterprise Routers
Troubleshooting 10 Security
Issue 01 (2012-01-06) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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