AudioCodes Mediant 8000, Инструкция по установке, эксплуатации и обслуживанию

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Installation & Operation Manual 768 Document # LTRT-92224
Mediant 8000
43.15 SBC Admission Control
SBC Admission Control functionality allows definition of various limitations on call
signaling - for example, limits on the number of concurrent calls, limits on the number
of calls per second etc. Different limits/policies may be configured for different IP
groups and/or SRDs. The admission control functionality may be used, for example,
to enforce SLA policy of a service provider or to prevent DoS attacks from the WAN.

To configure SBC Admission Control:
1.
Click the button to access the Media Gateway status screen.
2.
Select the SIP board.
3.
In the Navigation pane, select
SIP SBC SBC Admission Control
; the SIP
SBC Admission Control list is displayed.
4.
Use the or buttons to add or remove entries.
5.
Select a specific row and in the Configuration pane, click
SBC Admission
Control Settings
; the SBC Admission Control Settings screen is displayed.
6.
Configure SBC Admission Control parameters according to the table below.
7.
Click the Maintenance icon and select
Unlock
to activate the configuration.
Table 43-14: SBC Admission Control Settings
Parameter Name Type
Provisioning
Type
Description
Group Type Enum
IP Group, SRD
Instant Defines which entity the admission control
rule applies to – IP Group or SRD.
IP Group ID Integer
-1 – 32
Instant Defines the IP Group to which this
admission control rule applies.
SRD ID Integer
-1 – 32
Instant Defines the SRD to which this admission
control rule applies.
Request Type Enum
All, INVITE,
SUBSCRIBE,
Other
Instant Defines the type of SIP dialogs to which
this admission control rule applies, based
on the SIP dialog initiating request.
When set to All – all SIP dialogs are
affected.
Request
Direction Enum
Both, In, Out
Instant Defines teh direction of the SIP dialog that
this admission control rule applies to.
Limit Per Group Integer
-1 – 2147483647
Instant Defines maximum number of dialogs
allowed. Value -1 means that no limit is
imposed. Value 0 means that no dialogs
are allowed.
Limit Per User Integer Instant Defines maximum number of dialogs