Nortel 4134 Guia Do Utilizador
126
IPsec VPN configuration
Variable
Value
group2
1024-bit. RFC 2409.
group5
1536-bit. RFC2409. This is the highest level of
security and requires more processing time than
group 1 and group 2.
security and requires more processing time than
group 1 and group 2.
Configuring encryption algorithm for IKE proposal
Configure encryption algorithm for the IKE proposal.
Procedure steps
Step
Action
1
To enter the configuration mode, enter:
configure terminal
2
To specify crypto configuration for IPsec and IKE, enter:
crypto
3
To specify the IKE policy to configure, enter:
ike policy <policy-name> <peer-address>
4
To select the IKE proposal to configure, enter:
proposal <priority>
5
To configure the encryption algorithm for IKE, enter:
encryption-algorithm {des-cbc | 3des-cbc | aes128-cbc
| aes192-cbc | aes256-cbc}
—End—
Table 52
Variable definitions
Variable definitions
Variable
Value
des-cbc
Specifies DES-CBC encryption.
3des-cbc
Specifies 3DES-CBC encryption.
aes128cbc
Specifies AES-CBC encryption, with 128-bit key
length.
length.
aes192cbc
Specifies AES-CBC encryption, with 192-bit key
length.
length.
aes256cbc
Specifies AES-CBC encryption, with 256-bit key
length.
length.
Nortel Secure Router 4134
Security — Configuration and Management
NN47263-600
01.02
Standard
10.0
3 August 2007
Copyright © 2007, Nortel Networks
.