Specifications
Chapter 4 Configuration Installation and Operation Manual
4-32 Configuring RICi-622GE for Operation RICi-622GE Ver. 1.0
RICi-622GE
Configuration>Logical Layer>VCG>GFP
1. FCS (Yes)
2. Payload Scrambling (Yes)
>
ESC-prev. menu; !-main menu; &-exit 1 M/2 C
Figure
4-40. VCG GFP Menu
Table
4-8. VCG Parameters
Parameter Description Values
Administrative
Status
Defines whether Virtual Concatenation
Group (VCG) is available for operation.
Up – VCG is enabled
Down – VCG is disabled
VC Type
Defines the Virtual Concatenation
container type
SDH – VC-3, VC-4, VC-4-4c
SONET – STS-1, STS-3c, STS-12c
LCAS
Defines whether Link Capacity Adjustment
Scheme (LCAS) is enabled for VCG
Note: This parameter is visible only for
VC types STS-1, STS-3c, VC-3, and VC-4, if
there is more than one VC in the VCG and
APS is not active.
Yes – LCAS is enabled for VCG
No – LCAS is disabled for VCG
Number of VCs Defines number of VCs in the VCG VC type VC-3 or STS-1: 1–24
VC type VC-4 or STS-3c: 1–8
VC type VC-4-4c or STS-12c: 1
Encapsulation
Defines which encapsulation protocol is
used for the VCG.
GFP – The Ethernet traffic is
encapsulated using Generic Framing
Procedure (GFP) protocol (ITU T G.7041,
ANSI T1-105.02), framed mode
LAPS – The Ethernet traffic is
encapsulated using Link Access
Procedure for SDH/SONET (LAPS)
protocol following draft recommendation
ITU-T X.86
VCAT
Defines whether Virtual Concatenation
(VCAT) format is enabled for VCG.
Yes – VCAT is enabled for VCG
No – VCAT is disabled for VCG
Minimum Number
of VCs
Defines minimum number of VCs that must
remain in operation.
Note: This parameter is visible only if LCAS
is enabled.
VC type VC-3 or STS-1: 1–24
VC type VC-4 or STS-3c: 1–8
VC type VC-4-4c or STS-12c: 1
VCG Name The name identifies the VCG. Alphanumeric characters