May 12 15:06:01 ipsec charon: 00[KNL] received netlink error: Address family not supported by protocol (97) 
May 12 15:06:04 ipsec charon: 00[DMN] Starting IKEv2 charon daemon (strongSwan 4.4.0) 
May 12 15:06:04 ipsec charon: 00[KNL] listening on interfaces: 
May 12 15:06:04 ipsec charon: 00[KNL]   eth0 
May 12 15:06:04 ipsec charon: 00[KNL]     81.246.56.89 
May 12 15:06:04 ipsec charon: 00[KNL]     fe80::20b:cdff:fe6e:62bc 
May 12 15:06:04 ipsec charon: 00[KNL] received netlink error: Address family not supported by protocol (97) 
May 12 15:06:04 ipsec charon: 00[KNL] unable to create IPv6 routing table rule 
May 12 15:06:04 ipsec charon: 00[CFG] loading ca certificates from '/etc/ipsec.d/cacerts' 
May 12 15:06:04 ipsec charon: 00[CFG] loading aa certificates from '/etc/ipsec.d/aacerts' 
May 12 15:06:04 ipsec charon: 00[CFG] loading ocsp signer certificates from '/etc/ipsec.d/ocspcerts' 
May 12 15:06:04 ipsec charon: 00[CFG] loading attribute certificates from '/etc/ipsec.d/acerts' 
May 12 15:06:04 ipsec charon: 00[CFG] loading crls from '/etc/ipsec.d/crls' 
May 12 15:06:04 ipsec charon: 00[CFG] loading secrets from '/etc/ipsec.secrets' 
May 12 15:06:04 ipsec charon: 00[CFG]   loaded IKE secret for 81.246.56.89 %any 
May 12 15:06:04 ipsec charon: 00[DMN] loaded plugins: aes des sha1 sha2 md5 random x509 pubkey pkcs1 pgp dnskey pem fips-prf xcbc hmac gmp attr kernel-netlink socket-raw stroke updown resolve  
May 12 15:06:04 ipsec charon: 00[JOB] spawning 16 worker threads 
May 12 15:06:04 ipsec charon: 04[CFG] received stroke: add connection 'tunnelipsec' 
May 12 15:06:04 ipsec charon: 04[CFG] added configuration 'tunnelipsec'