Cisco Cisco Packet Data Gateway (PDG) Guia De Resolução De Problemas
Content Filtering Support Overview
▀ Category-based Content Filtering Support
▄ Cisco ASR 5000 Series Content Filtering Services Administration Guide
OL-22959-01
Figure 2.
High-Level Architecture of Category-based Content Filtering
C o n te n t F ilte rin g S y s te m
S R D B T a s k
( S ta tic R a tin g D B )
S e s s io n M a n a g e r
( D P I )
E D R / U D R
F ile s
O P T C M D B a n d
O P T C M D B - IN C F ile s
S e s s io n C o n tro lle r T a s k
D a ta b a s e
L o a d /
U p d a te
O P T C M
D B In fo
E D R s / U D R s
C F D a ta b a s e
U p d a te s
M C R D B S e rv e r
W E M S e rv e r
L- E S S
S F T P
S F T P
M S / S S
in P ilo t R e p o rtin g
S e rv e r
S F T P
E D R s / U D R s
Category-based Content Filtering Subsystem
The Content Filtering solution comprises the following content rating and category databases:
Static Rating Categorization Database
Static Rating Categorization Database (SRDB)
This is an internal categorization database (periodically synchronized with an external server) that provides ratings for
publicly accessible traditional and mobile Web sites. When the SessMgr passes a URL/URI to internal list server, the
list server returns a list of matching category ratings.
publicly accessible traditional and mobile Web sites. When the SessMgr passes a URL/URI to internal list server, the
list server returns a list of matching category ratings.