MSR G2路由器,插入4G物联卡拨号,Release 0809P33版本,拓扑略
插入物联网卡后,配置拨号失败,无法获取到IP地址
提示日志:
%H3C CELLULAR/5/CELLULAR:
Controller Cellular1/0: Service status changed from No Service to Service Available.
%H3C CELLULAR/5/CELLULAR:
Controller Cellular1/0: The network connection switched to 3G.
% H3C CELLULAR/5/CELLULAR:
Controller Cellular1/0: IPv4 dialing failed. Reason: Data call failed
%H3C CELLULAR/5/CELLULAR:
Controller Cellular1/0: IPv4 dialing failed. Reason: Data call failed
检查配置,和客户核对确认无误:
#
apn-profile lt
apn static xxxx
authentication-mode pap-chap user xxxx@xxxx password cipher $c$3$v51cQ5bGIjvl+9T0KrVWzuQAgqNbtApEwpA=
#
controller Cellular0/0
#
controller Cellular1/0
eth-channel 0
#
controller Cellular1/1
eth-channel 0
#
interface Eth-channel1/0:0
dialer circular enable
dialer-group 1
dialer timer idle 0
dialer timer autodial 60
dialer number *99# autodial //TD-SCDMA, WCDMA的拨号串是*99#,CDMA的拨号串是#777
ip address cellular-alloc
tcp mss 1280
nat outbound
apn-profile apply lt
#
ip route-static 0.0.0.0 0 Eth-channel1/0:0
检查modem状态,MSR G2查看modem均为display cellular X/0,查看服务状态、SIM卡状态、APN。
信号强度足够且已注册网络成功,提示报错拨号失败:
Network Information:
Current Service Status: Service Available
Registration Status: Registered
Current Service: Circuit-switched
Mobile Network Name: CHN-UNICOM
Mobile Country Code (MCC): 460
Mobile Network Code (MNC): 01
Location Area Code (LAC): xxxx
Cell ID: xxxx
WCDMA related info:
Current RSSI: -89 dBm
Current ECIO: -7 dBm
SIM Status: OK
Error Information:
IPv4 dialing failed: 0x0e: Data call failed
IPv6 dialing failed: N/A
通过查看信息,卡和设备接触良好,且注册网络正常,进一步分析测试,使用其他SIM卡测试可以拨号成功,排除设备侧的问题;
与运营商确认此物联卡之前和物联网平台绑定关联,导致拨号失败。后台协调解绑后可以拨号。
此排查总结:
1、配置是否正确
2、modem是否能注册网络成功
3、替换SIM卡测试
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