!!! Overview
[{$pagename}] is an [EQUALITY] [Matching Rule] compares for equality the asserted value with an attribute value of [TelephoneNumber] syntax.  

[{$pagename}] has an [OID] of [2.5.13.20] and is applied to [LDAPSyntaxes] for [TelephoneNumber] ([1.3.6.1.4.1.1466.115.121.1.50])

While [RFC 2252] defines [{$pagename}] as "multiple adjoining whitespace characters are treated the same as an individual space, and leading and trailing whitespace is ignored, several [LDAP Server Implementations] also apply will accept values with any [ASCII] printable characters. When making comparisons, __spaces__ and __dashes__ will be ignored and [case-insensitive] as well.

[TelephoneNumber]

!! More Information
There might be more information for this subject on one of the following:
[{ReferringPagesPlugin before='*' after='\n' }]