Download SifoWorks U200 User Manual 1.0

Transcript
Chapter 4: Policy Object Management
4.2 Service Objects
Service embedded objects are defined by TCP, UDP services
provided in the network.
4.2.1 System Pre-defined Service Objects
SifoWorks U200’s system predefines a number of commonly used
TCP and UDP services such as DNS, HTTP, and LDAP etc. These
services cannot be modified or deleted.
Select “Policy Object > Service > Pre-defined” to view the
details of the pre-defined services which includes the protocol type
and port number of the service.
4.2.2 Custom Service Objects
In addition to pre-defined services, administrators can also define
customized services to suit their needs. Select “Policy Object >
Service > Custom” to view the list of user-defined service objects.
Click [New Entry] to add a new service object. Note that for
custom services, the client port number ranges from 0 to 65535
while the server port number ranges from 0 to 65535.
Fig. 4.1
Enter the service name. Select whether the service uses the “TCP”
protocol, “UDP” protocol or select “other” and specify the protocol
number. Enter the client and server port number range for the
selected protocol. Each service object can use up to 8 protocols,
each with their corresponding client and server port number ranges.
Click [OK] to add the new service object.
26
SifoWorks U200 User Manual 1.0