diff --git a/api/modem/at/at.go b/api/modem/at/at.go
index 9c1c5a3..bb3dbad 100644
--- a/api/modem/at/at.go
+++ b/api/modem/at/at.go
@@ -127,20 +127,20 @@ func (p *atPort) Request(cmdType CmdType, cmd string) (outStr string, outErr err
 	if len(rawResp) == 0 {
 		return "", fmt.Errorf("read nothing")
 	}
-	resp := strings.Split(rawResp, "\n")
+	resp := rawResp[2 : len(rawResp)-2] // Cut \r\n
 	switch cmdType {
 	case CmdTest, CmdCheck:
 		// Check and test cmds do not suppose anything but OK
-		if len(resp[1]) >= 2 && resp[1][:2] == "OK" {
+		if len(resp) >= 2 && resp[:2] == "OK" {
 			return "", nil
 		}
 		return "", fmt.Errorf("connection lost")
 	case CmdGet, CmdQuestion:
 		checkL := len(cmd) + 1
-		if len(resp[1]) >= checkL && resp[1][:checkL] != "+"+cmd {
+		if len(resp) >= checkL && resp[:checkL] != "+"+cmd {
 			return "", fmt.Errorf("connetion lost")
 		}
-		return strings.Split(resp[1], ":")[1], nil
+		return strings.Split(resp, ":")[1], nil
 	}
 	return "", fmt.Errorf("undefined command type")
 }