The Dynamic DNS (DDNS) updates may be dropped by the DNS ALG, as they are not supported by the DNS ALG for ALL SRX series as of Junos 11.1. The Junos 11.1 Release Notes specify in the SRX Known Limitations that the on SRX5800 devices, the DDNS updates might be dropped by DNS ALG as they are currently not supported by DNS ALG. The DNS ALG is enabled by default. When it is … [Read more...]