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NameConstraintsExt Plug-in Module
Chapter 4 Certificate Extension Plug-in Modules 205
permittedSubtrees<n>.
max
Specifies the maximum number of permitted subtrees.
Permissible values:
-1
,
0
, or
n
.
•
-1
specifies that the field should not be set in the extension (default).
•
0
specifies that the maximum number of subtrees is zero.
•
n
must be an integer that is greater than zero. It specifies at the most
n
subtrees are allowed.
Example:
1
excludedSubtrees<n>.
base.generalNameChoice
Specifies the general-name type for the excluded subtree you want to
include in the extension.
Permissible values:
rfc822Name
,
directoryName
,
dNSName
,
ediPartyName
,
URL
,
iPAddress
,
OID
, or
otherName
.
• Select
rfc822Name
if the subtree is an Internet mail address.
• Select
directoryName
if the subtree is an X.500 directory name.
• Select
dNSName
if the subtree is a DNS name.
• Select
ediPartyName
if the subtree is a EDI party name.
• Select
URL
if the subtree is a uniform resource locator.
• Select
iPAddress
if the subtree is an IP address.
• Select
OID
if the subtree is an object identifier.
• Select
otherName
if the subtree is in any other name form.
Example:
OID
excludedSubtrees<n>.
base.generalNameValue
Specifies the general-name value for the excluded subtree you want to
include in the extension.
Permissible values: Depends on the general-name type you selected in the
excludedSubtrees<n>.base.generalNameChoice
field.
• If you selected
rfc822Name
, the value must be a valid Internet mail
address in the
local-part@domain
format; see the definition of an
rfc822Name
as defined in RFC 822
(
http://www.ietf.org/rfc/rfc0822.txt
). You may use upper
and lower case letters in the mail address; no significance is attached to
the case. For example,
testCA@example.com
.
Table 4-16
Description of parameters defined in the NameConstraintsExt module (Continued)
Parameter Description