MSR路由器根据4G信号强度进行sim卡切换的典型配置

部分用户在使用MSR路由器的4G功能时，采用双卡的方式，并且对网络要求较高。在信号不好时，有可能线路没断，但是上网有丢包造成卡顿，此时无法进行链路切换导致用户体验不佳。优化此问题的实现方式是通过eaa脚本对信号值进行检测，完成链路的切换。

#执行eaa策略

rtm tcl-policy sim0 flash:/eaa.tcl

rtm tcl-policy sim1 flash:/eaa-1.tcl

#

eaa.tcl

::comware::rtm::event_register snmp oid 1.3.6.1.4.1.25506.2.98.1.5.1.1.1.190 monitor-obj get start-op le start-val -100 restart-op le restart-val -100 interval 10 user-role network-admin running-time 300  //通过oid值读取当前信号值，与阈值-100进行比对，如果超过，则进行切换。

::comware::rtm::action syslog priority 3 facility local1 msg "=====EAA policy trigged.===="

::comware::create-cli

::comware::write-cli cli0  "system-view"

::comware::write-cli cli0 "controller Cellular1/0"

::comware::write-cli cli0 "sim switch-to 1"

::comware::write-cli cli0 "end"

eaa.tcl

::comware::rtm::event_register snmp oid 1.3.6.1.4.1.25506.2.98.1.5.1.1.1.191 monitor-obj get start-op le start-val -100 restart-op le restart-val -100 interval 10 user-role network-admin running-time 300

::comware::rtm::action syslog priority 3 facility local1 msg "=====EAA policy trigged.===="

::comware::create-cli

::comware::write-cli cli0  "system-view"

::comware::write-cli cli0 "controller Cellular1/1"

::comware::write-cli cli0 "sim switch-to 0"

::comware::write-cli cli0 "end"