Cisco Cisco AnyConnect Secure Mobility Client v4.x Technical Manual

 key cisco

tunnel-group RA type remote-access

tunnel-group RA general-attributes

 address-pool POOL

 default-group-policy GP-SSL

tunnel-group RA webvpn-attributes

 group-alias RA enable

webvpn

 enable outside

 anyconnect image disk0:/anyconnect-win-4.3.00520-k9.pkg 1

 anyconnect enable

 tunnel-group-list enable

 error-recovery disable

group-policy GP-SSL internal

group-policy GP-SSL attributes

 dns-server value 10.62.145.72

 vpn-tunnel-protocol ssl-client

access-list ACL_WEBAUTH_REDIRECT extended deny udp any any eq domain

access-list ACL_WEBAUTH_REDIRECT extended deny ip any host 10.48.23.88

access-list ACL_WEBAUTH_REDIRECT extended deny icmp any any

access-list ACL_WEBAUTH_REDIRECT extended permit tcp any any

For more details please refer to:

From Administration > Network Resources > Network Devices > add ASA.