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Grandstream Networks UCM6200 Series User Manual

Grandstream Networks UCM6200 Series
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P a g e | 76
UCM6200 Series User Manual
Version 1.0.20.38
Security Settings
The UCM offers several methods of protection against malicious attacks and unauthorized access such as
firewall rules, connection thresholds, and Fail2ban.
To get started on configuring security settings, navigate to the System Settings->Security Settings page.
Static Defense
On the Static Defense page, users can configure firewall rules and view the ports used by various UCM
services and processes.
The following table shows a few examples of the information available on the Static Defense page.
Table 12: UCM6200 FirewallStatic DefenseCurrent Service
Port
Process
Type
Protocol or Service
7777
Asterisk
TCP/IPv4
SIP
389
Slapd
TCP/IPv4
LDAP
2000
Asterisk
TCP/IPv4
SCCP
22
Dropbear
TCP/IPv4
SSH
80
Lighthttpd
TCP/IPv4
HTTP
8089
Lighthttpd
TCP/IPv4
HTTPS
69
Opentftpd
UDP/IPv4
TFTP
9090
Asterisk
UDP/IPv4
SIP
6060
zero_config
UDP/IPv4
UCM6200 zero_config service
5060
Asterisk
UDP/IPv4
SIP
4569
Asterisk
UDP/IPv4
SIP
5353
zero_config
UDP/IPv4
UCM6200 zero_config service
37435
Syslogd
UDP/IPv4
Syslog
For general firewall defense mechanisms, UCM supports Ping Defense, SYN-Flood Defense, and Ping-of-
Death Defense. These can be configured separately for the WAN interface and LAN interface.
Table 13: Typical Firewall Settings
Ping Defense
Enable
If enabled, the UCM will not send ICMP messages in response to ping requests.

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Grandstream Networks UCM6200 Series Specifications

General IconGeneral
BrandGrandstream Networks
ModelUCM6200 Series
CategoryPBX
LanguageEnglish

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