AudioCodes Mediant 500 E-SBC User Manual page 211

User's Manual
The advantage of enabling this feature includes the following:

Improves routing decision performance by using local cache for subsequent LDAP
queries

Reduces number of queries performed on an LDAP server and corresponding
bandwidth consumption

Provides partial survivability in case of intermittent LDAP server failure (or network
isolation)
The handling of LDAP queries with the LDAP cache is shown in the flowchart below:
Figure 15-16: LDAP Query Process with Local LDAP Cache
Note:
successful for at least one, the partial result is cached. However, for subsequent
queries, the device does not use the partially cached result, but does a new query
with the LDAP server again.
Version 6.8
If for the first LDAP query, the result fails for at least one attribute and is
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15. Services
Mediant 500 E-SBC