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某局点采用我司MSR810-W-LM 4G拨号上网,但是设备插入4G卡之后,配置完成,发现无法拨号成功,把卡拿到手机上测试,发现能正常使用,说明卡没欠费,是使用正常的,怀疑设备侧有问题,指导客户收集信息反馈。
查看设备配置并无异常,收集dis celler 查看SIM卡状态,发现SIM卡显未没插入,怀疑是物理安装问题,指导客户断电重新插拔测试。
注意:SIM不支持热插拔
<H3C>dis cellular 1/0
Cellular1/0:
Modem State:
Hardware Information:
Model: U8300C
Manufacturer: LONGSUNG
Modem Firmware Version: QA30002.1.6_MV11(4534_1.2.3_L0801)
International Mobile Equipment Identity (IMEI): 869751028285938
Mobile Equipment Identifier (MEID): A100005B1C5940
Hardware Version: 30000
Modem Status: Online
Modem Status: IPv4 Unkown.
Modem Status: IPv6 Unkown.
Profile Information:
Profile index: 1
PDP Type: IPv4v6
Header Compression: Off
Data Compression: Off
Access Point Name (APN): CMIOTHZZJBCCMCC.ZJ
Authentication: NONE
* - Default profile
Network Information:
Current Service Status: Limited
Registration Status: Searching
Current Roaming Status: Roaming
Current Data Bearer Technology: Unknown
Network Selection Mode: Automatic
Current IP address Mode: Cellular-alloc
Current IPV6 address Mode: Unknown
Mobile Country Code (MCC): 460
Mobile Network Code (MNC): 01
Radio Information:
Technology Preference: No preference specified (AUTO)
Technology Selected: UMTS
Configured LTE Band = 1,3,5,38,39,40,41
WCDMA related info:
Current RSSI: -72 dBm
Current ECIO: -4 dBm
Modem Security Information:
PIN Verification: Unknown
PIN Status: Not Initialized
SIM Status: Not Inserted
Error Information:
最终确认是安装问题,SIM卡和卡槽接触不好,垫一张小纸片之后,重新插入,问题解决,4G拨号成功。
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