src/main/java/com/genersoft/iot/vmp/gb28181/auth/DigestServerAuthenticationHelper.java
@@ -218,7 +218,7 @@ logger.debug("qop: " + qop); String KD = HA1 + ":" + nonce; if (qop != null && qop.equals("auth") ) { if (qop != null && qop.equalsIgnoreCase("auth") ) { if (nc != -1) { KD += ":" + ncStr; }