If no DNS server is available, the user's computer will hang while the lookup is performed. To decrease user delays if no DNS server is configured, disable the DNS lookup function on the Cisco router.

Cisco ASA dns-guard. Thread starter M. Jones; Start date Aug 20, 2008; ... The most infamous of these is the smtp/estmp fixup, which almost everyone has to disable.

Hi,Since I do not use host based authentication, I see no value in the ssh server learning the hosts name of it's clients. I am merely inconvenienced by ...

In a security alert published today, Cisco has advised owners of Nexus switches to disable a feature called PowerOn Auto Provisioning (POAP) for security reasons. POAP is currently enabled by ...