diff --git a/DMRNetwork.cpp b/DMRNetwork.cpp
index f902d2f..1bd016a 100644
--- a/DMRNetwork.cpp
+++ b/DMRNetwork.cpp
@@ -522,8 +522,16 @@ bool CDMRNetwork::writeConfig()
 	char longitude[20U];
 	::sprintf(longitude, "%09f", m_longitude);
 
+	unsigned int power = m_power;
+	if (power > 99U)
+		power = 99U;
+
+	int height = m_height;
+	if (height > 999U)
+		height = 99U;
+
 	::sprintf(buffer + 8U, "%-8.8s%09u%09u%02u%02u%8.8s%9.9s%03d%-20.20s%-19.19s%c%-124.124s%-40.40s%-40.40s", m_callsign.c_str(),
-		m_rxFrequency, m_txFrequency, m_power, m_colorCode, latitude, longitude, m_height, m_location.c_str(),
+		m_rxFrequency, m_txFrequency, power, m_colorCode, latitude, longitude, height, m_location.c_str(),
 		m_description.c_str(), slots, m_url.c_str(), m_version, software);
 
 	return write((unsigned char*)buffer, 302U);