At-cm20x series and at-cm212x/1 series line cards – Allied Telesis AT-CM70S User Manual

Page 50

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Chapter 1: Converteon™ Fast Ethernet and Gigabit Ethernet Line Cards

50

AT-CM20x Series

and

AT-CM212x/1

Series Line Cards

The AT-CM20x Series line card, shown in Figure 8, and AT-CM2121x/1
Series line card, shown in Figure 9, feature both the Diagnostic Mode DIP
Switch 1 and Port Configuration DIP Switch 2.

Figure 8. DIP Switches on an AT-CM20x Series Line Card (AT-CM202)

Figure 9. DIP Switches on an AT-CM212x/1 Series Line Card

Table 12 lists the positions of the Diagnostic Mode DIP Switch 1 on the
AT-CM20x Series and AT-CM212x/1 Series line cards.

Table 12. AT-CM20x Series and AT-CM212x/1 Series – Diagnostic Mode

DIP Switch 1 Positions

Operating Mode

DIP 1

DIP 2

DIP 3

DIP 4

Smart MissingLink (SML)

OFF

ON

ON

X

MissingLink™ (ML)

OFF

OFF

ON

X

OAM Bypass

ON

OFF

OFF

X

289

3K

1 2 3 4

3K

1 2 3 4

SW

1

SW

2

AT-CM

202

LK

AT

T
X

SML

ML O

AM

RDY

LK

AT FD

T
X

M
M

R
X

3K

1 2 3 4

3K

1 2 3 4

SW1

SW2

Port Configuration

DIP Switch 2

Diagnostic Mode

DIP Switch 1

541

3K

1 2 3 4

SW

2

3K

1 2 3 4

SW

1

AT-CM212A/1

LK A

T

LK A

T FD

RDY

F
X

T
X

SML ML O

AM

3K

1 2 3 4

SW2

3K

1 2 3 4

SW1

Port Configuration

DIP Switch 2

Diagnostic Mode

DIP Switch 1

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