Polycom IP 320 Administrator's Manual page 289

Attribute
sec.encryption.upload.dir
sec.encryption.upload.
overrides
Attribute
sec.pwd.length.admin
sec.pwd.length.user
Encryption <encryption/>
This configuration attribute is defined as follows:
Permitted
Values Default
0 or 1 0
0 or 1 0
Password Lengths <pwd/><length/>
This configuration attribute is defined as follows:
Permitted
Values Default
0-32 1
0-32 2
Interpretation
If set to 0, the phone-specific contact directory is
uploaded to the server unencrypted regardless of
how it was downloaded. This will replace whatever
phone-specific contact directory is on the server
even if it is encrypted.
If set to 1, the phone-specific contact directory is
uploaded encrypted regardless of how it was
downloaded. This will replace whatever
phone-specific contact directory is on the server
even if it is unencrypted.
If set to 0, the phone-specific configuration override
file (<Ethernet Address>-phone.cfg) is uploaded
unencrypted regardless of how it was downloaded.
This will replace the override file on the server
even if it is encrypted.
If set to 1, the phone-specific configuration override
file is uploaded encrypted regardless of how it was
downloaded. This will replace the override file on
the server even if it is unencrypted.
Interpretation
Password changes will need to be at least this
long. Use 0 to allow null passwords.
Configuration Files
A - 109