Allow and deny lists, About allow and deny lists, Patterns and pattern types – TANDBERG Security Camera User Manual

Page 75: Activating use of allow or deny lists, Allow lists, Or deny lists, Registration control

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75

D14049.03
MAY 2008

Grey Headline (continued)

TANDBERG

VIDEO COMMUNICATIONS SERVER

ADMINISTRATOR GUIDE

Introduction

Getting Started

Overview and

Status

System

Configuration

VCS

Configuration

Zones and

Neighbors

Call

Processing

Bandwidth

Control

Firewall

Traversal

Maintenance

Appendices

Registration Control

About Allow and Deny Lists

When an endpoint attempts to register with
the VCS it presents a list of aliases. You can
control which endpoints are allowed to register
by setting the

Restriction Policy

to

AllowList

or

DenyList

and then including any one of the

endpoint’s aliases on the Allow List or the Deny
list as appropriate. Each list can contain up
to 2,500 entries. When an endpoint attempts
to register, each of its aliases is compared
with the patterns in the relevant list to see if
it matches. Only one of the aliases needs to
appear in the Allow List or the Deny List for the
registration to be allowed or denied.
For example, If the Registration Restriction
policy is set to

DenyList

and an endpoint

attempts to register using three aliases, one of
which matches a pattern on the Deny list, that
endpoint’s registration will be denied. Likewise,
if the Registration Restriction policy is set to

AllowList

, only one of the endpoint’s aliases

needs to match a pattern on the Allow list for it
to be allowed to register using all its aliases.

Patterns and Pattern Types

Entries on the Allow List and Deny List are a
combination of Pattern and Type. The

Pattern

specifies the string to be matched; the

Type

determines whether that string;

must match the Pattern exactly (

Exact

)

must appear at the start of the alias (

Prefix

)

must appear at the end of the alias (

Suffix

)

is in the form of a Regular Expression

(

Regex

).

Allow and Deny Lists

Restriction policy

Specifies the policy to be used when determining which endpoints may register with the VCS.

None

: Any endpoint may register.

AllowList

: Only those endpoints with an alias that matches an entry in the Allow List may register.

DenyList

: All endpoints may register, unless they match an entry on the Deny List.

The default is

None

.

Activating use of Allow or Deny Lists

To activate the use of Allow or Deny lists to determine which aliases are allowed to register with the VCS:

VCS Configuration > Registration > Configuration

.

You will be taken to the

Registration Configuration

page.

xConfiguration Registration RestrictionPolic

y

Allow Lists and Deny Lists are mutually
exclusive: only one may be in use at any
given time.

Save

Click here to save your changes.

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