IPsec Standards

Protocols

IKEv1, AH, ESP, IP Compression

CBC ciphers

AES-128 (default), AES-256, DES, 3DES,

Blowfish, Twofish, Serpent

Digests

SHA1 (default), SHA2 (SHA-256, SHA-384, SHA-512), MD5

Diffie Hellman groups

1, 2 (default), 5

IP Compression

Deflate