Configuration Guide  7. IPSec Tunneling 
Version 7.2  51  Security Setup 
 no napt 
 no firewall enable 
 no shutdown 
 exit 
 interface pppoe 0 
 firewall enable 
 napt 
 mtu auto 
 ppp user 0543150513@014 obscured-pass vu/atLSt8g== 
 ppp authentication chap 
 ppp authentication ms-chap 
 ppp authentication ms-chap-v2 
 ppp authentication pap 
 ppp lcp-echo 6 5 
 no ppp compression 
 ip address auto 
 ipv6 address autoconfig 
 ip dns server auto 
 underlying EFM 0/2 
 crypto map MAP1 
 network wan 
 no shutdown 
 exit 
 ip nat inside source list all_but_ipsec interface PPPOE 0 
 ip route 0.0.0.0 0.0.0.0 PPPOE 0 1 
 exit 
The MSBR Branch configuration defines the IKEv2 peer as an IP address. It's important to 
note that the identity of the MSBR Branch is set to home.timg.pro.  
 
Configuration of MSBR HQ: 
configure data 
 access-list  all_but_ipsec deny ip 192.168.100.0 0.0.0.255 
192.168.0.0 0.0.0.255 log 
 access-list  all_but_ipsec permit ip any any log 
 access-list  ipsec permit ip 192.168.100.0 0.0.0.255 
192.168.0.0 0.0.0.255 log 
 crypto isakmp key Aa123456 address home.timg.pro 
 crypto isakmp policy 1 
 encr aes 256 
 authentication pre-share 
 hash sha 
 group 5 
 lifetime 3600 
 ike v2 
 exit 
 crypto ipsec transform-set crypto_set esp-aes 256 esp-sha-hmac 
 mode tunnel 
 exit 
 crypto map MAP1 1 ipsec-isakmp 
 set peer home.timg.pro 
 set transform-set crypto_set