Nortel Networks 5500 series User Manual

Page 104

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104

Configuring the domain

Table 8
Configuring SSL Settings (cont’d.)

/cfg/domain #/server/ssl

followed by:

The SSL server can use chain certificates
only if the protocol version is set to
ssl3 or ssl23 (see

/cfg/domain

#/server/ssl/protocol

).

protocol ssl2|ssl3|ssl

23|tls1

Specifies the protocol to use when establishing
an SSL session with a client. Valid options are:

ssl2

—accept SSL 2.0 only

ssl3

—accept SSL 3.0 and TLS 1.0

ssl23

—accept SSL 2.0, SSL 3.0, and TLS

1.0

tls1

—accept TLS 1.0 only

The default value is

ssl3

.

verify none|optional|r

equired

Specifies the level of client authentication to
use when establishing an SSL session. Valid
options are:

none

—no client certificate is required

optional

—a client certificate is requested,

but the client need not present one

required

—a client certificate is required

The default value is

none

.

Not supported in Nortel Secure Network Access
Switch Software Release 1.6.1.

ciphers <cipher list>

Specifies the list of preferred ciphers. This
information is sent to the backend servers.The
default cipher list provides for using lighter
encryption algorithms between the SNAS and
the backend servers. Both the SNAS and the
backend servers typically are behind a firewall
in physically secured premises, using lighter
encryption algorithms on this network segment
should not compromise the overall security.
If you change the default list of preferred
ciphers, make sure the specified ciphers are

Nortel Secure Network Access Switch

Using the Command Line Interface

NN47230-100

03.01

Standard

28 July 2008

Copyright © 2007, 2008 Nortel Networks

.

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