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key-exchange <algorithm>

[edit system services ssh]

Statement introduced in Release 11.2 of Junos OS.

Specify the set of Diffie-Hellman key exchange methods that the SSH server can use.

ecdh-sha2-nistp256—The ECDH key exchange method with ephemeral keys generated on the nistp256 curve.
ecdh-sha2-nistp384—The ECDH key exchange method with ephemeral keys generated on the nistp384 curve.
ecdh-sha2-nistp521—The ECDH key exchange method with ephemeral keys generated on the nistp521 curve.
group-exchange-sha2—The group exchange algorithm using SHA-2.
group-exchange-sha1—The group exchange algorithm using SHA-1.
dh-group14-sha1—The Diffie-Hellman group14 algorithm using SHA-1.
dh-group1-sha1—The Diffie-Hellman group1 algorithm using SHA-1.

Note: The key-exchange represents a set. To configure key-exchange:

user@host#set system services ssh key-exchange

system—To view this statement in the configuration.

system-control—To add this statement to the configuration.