Cisco Security Appliance Command Line Configuration Guide ...
www.cisco.com › c › enYou may want to disable these messages on any interface for which you do not want the security appliance to supply the IPv6 prefix (for example, the outside interface). Enter the following command to suppress Router Advertisement messages on an interface: hostname (config-if)# ipv6 nd suppress-ra Configuring a Dual IP Stack on an Interface
Disable IPv6 in ASA AnyConnect - Cisco Community
community.cisco.com › t5 › vpnJan 04, 2017 · Follow up - Cisco TAC indicates there is no way to remove the IPv6 <::> portion of the address assignment from the IPv4 assignment syslog message. Cisco TAC indicates you can disable the syslog message (no logging messge 722051), however this obviously removes the entire syslog message which creates more of an issue than it fixes. Thanks. Frank