Detect all activated PDPs instead of just the fixed one to ensure compatibility with older RM5xxQ firmware.

luci/luci-app-qmodem/root/usr/share/qmodem/generic.sh

@@ -238,8 +238,13 @@ get_rat()
 #return raw data
 get_connect_status()
 {
-    at_cmd="AT+CGPADDR=1"
-    [ "$define_connect" == "3" ] && at_cmd="AT+CGPADDR=3"
+    #get active pdp context
+    at_cmd="AT+CGACT?"
+    expect="+CGACT:"
+    result=`at  $at_port $at_cmd | grep $expect|tr '\r' '\n'`
+    for pdp_index in `echo  "$result" | tr -d "\r" | awk -F'[,:]' '$3 == 1 {print $2}'`; do
+        at_cmd="AT+CGPADDR=%s"
+        at_cmd=$(printf "$at_cmd" "$pdp_index")
         expect="+CGPADDR:"
         result=$(at  $at_port $at_cmd | grep $expect)
         if [ -n "$result" ];then
@@ -253,10 +258,16 @@ get_connect_status()
         fi
         if [ -n "$ipv4" ] || [ -n "$ipv6" ];then
             connect_status="Yes"
+            return_flag=1
         else
             connect_status="No"
         fi
         add_plain_info_entry "connect_status" "$connect_status" "Connect Status"
+        if [ "$return_flag" -eq 1 ];then
+            return
+        fi
+    done
+    
 }
 
 #获取移远模组信息