Siemens SCALANCE S615 Configuration Manual

Network protocols
6.5 DNS
SCALANCE S615 Command Line Interface
Configuration Manual, 06/2015, C79000-G8976-C406-02
215
6.5.4.1
cachenxdomain
Description
With this command, you enable the caching of NXDOMAIN responses. This means that the
domain names that were unknown to the DNS server remain in the cache.
Requirement
You are in the DNS PROXY configuration mode.
The command prompt is as follows:
cli(config-dnsproxy)#
Syntax
Call the command without parameter assignment:
cache nxdomain
Result
The setting is enabled.
Further notes
You disable the setting with the no cachenxdomain command.
6.5.4.2
no cachenxdomain
Description
With this command, you disable the caching of NXDOMAIN responses.
Requirement
You are in the DNS PROXY configuration mode.
The command prompt is as follows:
cli(config-dnsproxy)#
Syntax
Call the command without parameter assignment:
no cache nxdomain

Siemens SCALANCE S615 Specifications

General

Protocols	IPsec, OpenVPN
Power Supply	24 V DC
Mounting Type	DIN Rail
Product Name	SCALANCE S615
Ports	5
Firewall	Yes
Weight	0.6 kg
Certifications	CE