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technical:ipsec:ipsec-tools [2023/03/27 15:02] – created jctechnical:ipsec:ipsec-tools [2023/03/27 15:23] (current) – jc
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 ``` ```
 # Configure Tunnel # Configure Tunnel
 +``` 
 +ip tunnel add gre0  mode gre remote <remote_ip_addr> local <local_ip_addr> ttl 255 
 +ip link set gre0 up 
 +ip address <tunnel_ip_addr>/<subnet_mask> dev gre0 
 +```
 # Configure ipsec.conf # Configure ipsec.conf
 +Create /etc/ipsec.conf 
 +``` 
 +spdflush; 
 +spdadd 0.0.0.0/0 0.0.0.0/0 gre -P out ipsec esp/transport//require; 
 +spdadd 0.0.0.0/0 0.0.0.0/0 gre -P in ipsec esp/transport//require; 
 +```
 # Configure racoon.conf # Configure racoon.conf
 +Make racoon directory.
 ``` ```
 mkdir /etc/racoon mkdir /etc/racoon
 +```
 +Create racoon.conf file.
 +```
 +path certificate "/etc/racoon/";
 +remote anonymous {
 + exchange_mode main;
 + lifetime time 2 hour;
 + certificate_type x509 "/etc/racoon/cert.pem" "/etc/racoon/key.pem";
 + ca_type x509 "/etc/racoon/ca.pem";
 + my_identifier asn1dn;
 + nat_traversal on;
 +        script "/etc/opennhrp/racoon-ph1dead.sh" phase1_dead;
 + dpd_delay 120;
 + proposal {
 + encryption_algorithm aes 256;
 + hash_algorithm sha1;
 + authentication_method rsasig;
 + dh_group modp4096;
 + }
 + proposal {
 + encryption_algorithm aes 256;
 + hash_algorithm sha1;
 + authentication_method rsasig;
 + dh_group 2;
 + }
 +}
 +
 +sainfo anonymous {
 + pfs_group 2;
 + lifetime time 2 hour;
 + encryption_algorithm aes 256;
 + authentication_algorithm hmac_sha1;
 + compression_algorithm deflate;
 +}
 ``` ```
 # Copy Certificates and Key # Copy Certificates and Key
 ``` ```
-scp {ca.pem,cert.pem,key.pem} <user>@<host>:/etc/racoon/ done+scp {ca.pem,cert.pem,key.pem} <user>@<host>:/etc/racoon/
 ``` ```
 # Enable the IPsec Service # Enable the IPsec Service
technical/ipsec/ipsec-tools.1679943735.txt.gz · Last modified: by jc

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