Avaya 11-300244 Manuel D’Utilisation
Other planning considerations
November 2004
Avaya Modular Messaging Concepts and
Planning Guide
13-17
Fax port and storage planning
Planners can use the calculator provided in Table 13-7, for fax port and
storage planning.
storage planning.
Subscriber summary
Total voice or Call Answer messages per day
(sent or received)
(sent or received)
6.1
Weighted average length of messages
40.3 seconds
MAS requirements
MAS requirement
167 hours
Fax 750
pages
MAS requirement
1,035 MB
4,800 MB
Number of MAS units
needs to be calculated
Offline access requirements
Retention period
48 hours
Offline Call Answer store
Note: Assumes equal distribution of
messages over period
messages over period
1,987 MB
9,167 MB
Message Store requirements
Message Store requirement
Note: Assumes each recipient is charged with
space
space
683.3 hours
Fax 750
pages
Message Store requirement
3,887 MB
18,792 MB
Planning for Unified Message store
Total MB/user for voice/fax messaging
0.777
3.758
Current e-mail storage allocation / user
50 MB
% of current allocation for voicemail
1.55%
7.5%
Table 13-6. Storage planning
Table 13-7. Fax port and storage planning
Planning assumptions
Number of subscribers
500