G-Series Encapsulation and Framing
Figure 20-7
ONS 15454 and ONS 15454 SDH E-Series Encapsulation and Framing Options
Flag
Address Control Protocol
HDLC Framing
Transport Overhead
G-Series Encapsulation and Framing
The G-Series cards are supported on the ONS 15454 and ONS 15454 SDH platforms. They support LEX
encapsulation and HDLC framing. There are no other POS framing modes or encapsulation options on
this card.
Figure 20-8
ONS G-Series Encapsulation and Framing Options
LEX
Flag
Address Control Protocol
HDLC Framing
Transport Overhead
Cisco ONS 15454 and Cisco ONS 15454 SDH Ethernet Card Software Feature and Configuration Guide, R8.0
20-8
Encapsulation
Payload FCS
SONET/SDH Payload Envelope
SONET/SDH Frame
Figure 20-8
illustrates G-Series encapsulation and framing.
Encapsulation
Payload FCS
SONET/SDH Payload Envelope
SONET/SDH Frame
Proprietary E-Series
Chapter 20 POS on ONS Ethernet Cards