diff --git a/Common/Flag.go b/Common/Flag.go
index a772ad0..b99c6cb 100644
--- a/Common/Flag.go
+++ b/Common/Flag.go
@@ -255,6 +255,9 @@ func parseCommandLineArgs() {
 
 	// 解析命令行参数
 	flag.Parse()
+	
+	// 检查参数冲突
+	checkParameterConflicts()
 }
 
 // parseEnvironmentArgs 安全地解析环境变量中的参数
@@ -338,3 +341,11 @@ func shouldShowHelp(Info *HostInfo) bool {
 	
 	return false
 }
+
+// checkParameterConflicts 检查参数冲突和兼容性
+func checkParameterConflicts() {
+	// 检查 -ao 和 -m icmp 同时指定的情况（向后兼容提示）
+	if AliveOnly && ScanMode == "icmp" {
+		LogBase(i18n.GetText("param_conflict_ao_icmp_both"))
+	}
+}
diff --git a/Common/i18n/messages/flag.go b/Common/i18n/messages/flag.go
index b042be5..7816ac0 100644
--- a/Common/i18n/messages/flag.go
+++ b/Common/i18n/messages/flag.go
@@ -35,8 +35,8 @@ var FlagMessages = map[string]map[string]string{
 		LangEN: "Ports file",
 	},
 	"flag_scan_mode": {
-		LangZH: "扫描模式: all, portscan, tcpscan, udpscan等",
-		LangEN: "Scan mode: all, portscan, tcpscan, udpscan, etc.",
+		LangZH: "扫描模式: all, portscan, tcpscan, udpscan, icmp等",
+		LangEN: "Scan mode: all, portscan, tcpscan, udpscan, icmp, etc.",
 	},
 	"flag_thread_num": {
 		LangZH: "端口扫描线程数",
@@ -74,6 +74,10 @@ var FlagMessages = map[string]map[string]string{
 		LangZH: "仅进行存活探测",
 		LangEN: "Alive detection only",
 	},
+	"param_conflict_ao_icmp_both": {
+		LangZH: "提示: 同时指定了 -ao 和 -m icmp，两者功能相同，使用存活探测模式",
+		LangEN: "Note: Both -ao and -m icmp specified, both enable alive detection mode",
+	},
 	"flag_username": {
 		LangZH: "用户名",
 		LangEN: "Username",
diff --git a/Common/parsers/ValidationParser.go b/Common/parsers/ValidationParser.go
index 6ef3c68..2182536 100644
--- a/Common/parsers/ValidationParser.go
+++ b/Common/parsers/ValidationParser.go
@@ -273,7 +273,7 @@ func (vp *ValidationParser) checkPerformance(input *ValidationInput, config *Par
 
 // validateScanMode 验证扫描模式
 func (vp *ValidationParser) validateScanMode(scanMode string) error {
-	validModes := []string{"all", "main", "web", "db", "service", "top1000", "custom"}
+	validModes := []string{"all", "main", "web", "db", "service", "top1000", "custom", "icmp"}
 	
 	for _, mode := range validModes {
 		if scanMode == mode {
diff --git a/Core/Scanner.go b/Core/Scanner.go
index 8ced7f9..3003871 100644
--- a/Core/Scanner.go
+++ b/Core/Scanner.go
@@ -24,7 +24,7 @@ type ScanStrategy interface {
 // selectStrategy 根据扫描配置选择适当的扫描策略
 func selectStrategy(info common.HostInfo) ScanStrategy {
 	switch {
-	case common.AliveOnly:
+	case common.AliveOnly || common.ScanMode == "icmp":
 		common.LogBase(i18n.GetText("scan_mode_alive_selected"))
 		return NewAliveScanStrategy()
 	case common.LocalMode: