Problem Description
User login successfully, but when loading, there is an error:


Problem analysis:
We found an examplefrom 3ms.
http://3ms.huawei.com/km/blogs/details/5112409?l=zh-cn
This may caused by the server not listen All IP which canbe checked with command on server
cd /opt/oss/server/etc/conf
cat setting.cfg | grep ListenAllIp
If it's not enable, It's have to recovery by this way
1、 stop nms
2、#. /opt/oss/server/svc_profile.sh
#/opt/oss/server/3rdTools/python/bin/python/opt/oss/server/platform/lbin/script/restore_custom_LoopbackIP.pyc
sec_adm -cmd enableListenAllIP
3、start nms
Below is guide tostop the NMS
http://support.huawei.com/hdx/hdx.do?docid=DOC1000321017&from=u2000portal
Solution:
we must do port forward 2 ports, one for U2000 client, andanother for System Monitor, otherwise we can’t login.
interface GigabitEthernet0/0/0
description To-Internet
ip address 202.123.176.101 255.255.255.248
nat server protocol tcp global current-interface 31039 inside 10.0.200.11 31039
nat server protocol tcp global current-interface 31080 inside 10.0.200.11 31080
recommended to added all the U2000 relate ports on router.


