114 Barracuda NG Personal Firewall
9.8.9 Applications
The Application Objects window allows creating predefined applications, which may be employed in
rule sets.
Click New … to open the Application Object window.
BOOTPS 67 UDP OBootstrap protocol; also used for DHCP (Dynamic Host Configuration)
Kerberos 88 TCP/UDP OProtocol for authentication in Windows 2000 environment
NTP 123 UDP ONetwork Time Protocol; used to synchronize the time of a computer client or server to
another server or reference time source
LOC-SRV/EPMAP 135 TCP ONETBIOS; very common protocol; it is supported on both, Ethernet and TokenRing. In
NetBIOS, TCP and UDP communication is supported. It supports broadcasts and
multi-casting plus three distinct services: Naming, Session, and Datagram.
NETBIOS-NS 137 UDP O / I
NETBIOS-DGM 138 UDP O / I
NETBIOS-SSN 139 TCP O / I
SNMP 161 UDP OSimple Network Protocol; Network management system contains two primary
elements – Manager (console to perform network management functions) and Agents
(entities that interface to the actual managed device). SNMP allows Managers and
Agents to communicate.
LDAP 389 TCP/UDP OLightweight Directory Access Protocol; set of protocols for accessing information
directories.
CIFS 445 TCP O / I further development of the SMB protocol and serves as an addition and improvement
to the standard protocols FTP and HTTP.
MSTASK 1026 TCP OWindows Task Scheduler; used to schedule tasks, such as backups or updates, to run
at certain times or dates
Application Liability and Application Type classification is purely informational.
Table 9–9 Service Objects available in the Personal Firewall
Service Name Port Protocol Connection Description