Fig. 66:
WAN
->
ATM
->
Service Catogories
->
New
The WAN -> ATM -> Service Catogories-> New menu consists of the following fields:
Fields in the Basic Parameters menu
Field
Description
Virtual Channel Connec-
tion (VCC)
Select the already configured ATM connection (displayed by the
combination of VPI and VCI) for which the service category is to
be defined.
ATM Service Category
Select how the data traffic of the ATM connection is to be con-
trolled.
When you select the ATM service category a priority is implicitly
assigned: from CBR
(highest priority) through VBR.1 /VBR.3 to VBR (lowest priority).
Possible settings:
•
5*/) B" ;" '5B;(
(default value):
(Unspecified Bit Rate) A particular data rate is not guaranteed
for the connection. The Peak Cell Rate (PCR) defines the lim-
it above which data is discarded. This category is suitable for
non-critical applications.
•
4*"" B" ;" '4B;(
: (Constant Bit Rate) The con-
nection is assigned a guaranteed data rate determined by the
Peak Cell Rate (PCR) . This category is suitable for critical
(real-time) applications that require a guaranteed data rate.
11 WAN
Funkwerk Enterprise Communications GmbH
222
funkwerk TR200aw/bw