G-series encapsulation and framing, Figure 20-8, Figure 20-9 – Cisco 15327 User Manual

Page 341

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20-9

Ethernet Card Software Feature and Configuration Guide, R7.2

Chapter 20 POS on ONS Ethernet Cards

G-Series Encapsulation and Framing

Figure 20-8

ONS 15454 and ONS 15454 SDH E-Series Encapsulation and Framing Options

G-Series Encapsulation and Framing

The G-Series cards are supported on the ONS 15454, ONS 15454 SDH, and ONS 15327 platforms. They
support LEX encapsulation and HDLC framing. There are no other POS framing modes or encapsulation
options on this card.

Figure 20-9

illustrates G-Series encapsulation and framing.

Figure 20-9

ONS G-Series Encapsulation and Framing Options

SONET/SDH Frame

SONET/SDH Payload Envelope

Transport Overhead

HDLC Framing

Flag

Address Control Protocol

Payload

FCS

Encapsulation

Proprietary E-Series

115447

SONET/SDH Frame

SONET/SDH Payload Envelope

Transport Overhead

LEX

HDLC Framing

Flag

Address Control Protocol

Payload

FCS

Encapsulation

115446

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