Yealink T26 User Manual

Firewall
Firewall Configuration
In this web interface, you can set up firewall to prevent unauthorized Internet
users from accessing private networks connected to the Internet (input rule),
or prevent unauthorized private network devices from accessing the Internet
(output rule).
Firewall supports two types of rules: input access rule and output access rule.
Each type supports at most 10 items.
Through this web page, you could set up and enable/disable firewall with
input/output rules. System could prevent unauthorized access, or access other
networks set in rules for security. Firewall, is also called access list, is a
simple implementation of a Cisco-like access list (firewall). It supports two
access lists: one for filtering input packets, and the other for filtering output
packets. Each kind of list could be added 10 items.
We will give you an instance for your reference.
Field name
explanation
Enable Input Rules
Select it to Enable Input Rules
Enable Output
Rules
Select it to Enable Output Rules
Input / Output
Specify current adding rule by selecting input rule or
output rule.
Deny/Permit
Specify current adding rule by selecting Deny rule or
Permit rule.
Protocol
Filter protocol type. You can select TCP, UDP, ICMP,
or IP.

Yealink T26 Specifications

General

Brand	Yealink
Model	T26
Category	IP Phone
Language	English