Cabletron Systems CyberSWITCH CSX500 Specifications download pdf (Page 94)

Configuration with QuickSET

78 QuickSET Configuration Guide

Figure 85 DI Internal Timing

Internal Timing — For the Internal Timing conﬁguration shown in Figure 85 above, the clock

source is the WPIM-DI at Site # 1. DI functionality is set to Enable for both sites. Transmit Clock

Source must be set to Local Timing for Site #1, and to Loop Timing for Site #2.

The following deﬁnitions explain the ﬁelds in the DI WAN conﬁguration window.

Conﬁguration Information

The line conﬁguration information given below must be supplied by your service provider. The

factory default settings are in bold.

T1 Frame Type — Displays the frame type. Click on the radio button to select either the ESF or

D4 option. The default setting for this ﬁeld is ESF.

T1 Line BuildOut — Displays the signal level for the physical line. Set this to 0 dB unless the

service provider recommends another setting. The default setting for this ﬁeld is 0 dB. Click on the

appropriate radio button for the following levels: 0 (Zero) dB, -7.5 dB, and -15 dB.

T1 Line Coding — Displays the line coding for the physical line. The selections toggle between

B8ZS and AMI. The default setting for this ﬁeld is B8ZS.

T1 Loop-Back — Network Loopback is a testing procedure that segments the line and allows you

to isolate faults. The selections for this ﬁeld toggle between No Loop and Line Loop. In Line Loop

all 24 channels are looped back to the line. The device must be in Loop-Timing mode to use this

option. The default setting is No Loop.

T1 Transmit Clock Source — Displays the Transmit Clock Source. Click on the radio button to

select either the Loop-Timing (Extracted Line Data) or Local-Timing (Internal Clock) option.

The default setting for this ﬁeld is Loop-Timing.

Clock:

Loop

Clock:

Local

Clock:

Loop

Clock:

Loop

Clock:

Loop

PBX

DINI

WPIM-DI

NIDI

WPIM-DI

Voice

Voice/Data

Telco

Cloud

Site #1

Site #2

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Cabletron Systems CyberSWITCH CSX500 Specifications Page 94

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