Configuring the Unit

 

 

 

Table 5-10

 

 

 

MUX (Setup) Configuration Options

MUX Funct: Disab for MPTC; Enab for all other configurations

Next

Enab

Disab

Prev

TDM/Flex Function. Enables or disables the TDM/Flex.

Enab

Ð Select when you want to enable the TDM/Flex and perform multiplexing.

Disab

Ð Select when you want to disable the TDM/Flex.

 

Share DevA: Enab MPTT; Disab for all other configurations

Next

Enab

Disab

Prev

Sharing Device A. Enabling this configuration option allows you to create a digital-sharing group. The following rules apply:

All ports in a group must have the same port speed.

All ports must be adjacent.

A digital-sharing group can have 2 ports.

Enab

Ð

Select to enable the digital-sharing feature.

Disab

Ð

Select to disable the digital-sharing feature.

 

Port Cntrl: DSD for MPTT; Host for all other configurations

Next

Host

DSD

Prev

Port Control. Specifies how to handle contention between the ports in a digital-sharing group.

Host

Ð

Select if the Host protocol must enforce the order of transmission to avoid collisions.

DSD

Ð

Select for Digital-Sharing Device if selection of the next port to transmit is based upon the

 

 

 

lowest-numbered port that is ready to transmit.

 

 

 

Table 5-11

 

 

 

(1 of 5)

 

 

 

MUX (Port) Configuration Options*

DTE Port: EIA232

 

 

Next

EIA232

V.35

Prev

DTE Port. Selects the port data will be transmitted over.

EIA232

Ð Select when using the EIA-232 interface/connector.

V.35

Ð Select when using the V.35 interface/connector (a V.35 Interconnect Cable must be used on Port 2).

 

 

AsyncSync: Disab

 

Next

Enab

Disab

Prev

Asynchronous-to-Synchronous Conversion. Sets the port for asynchronous or synchronous operation.

Option Verification: When the TDM/Flex is enabled, the DSU verifies that the sum of the port speeds equals the aggregate speed. The asynchronous setting cannot be specified as underspeed.

Enab

Ð

Select to configure the port as asynchronous (asynchronous-to-synchronous conversion takes place).

Disab

Ð

Select to configure the port as synchronous.

* The menu paths for Prt1 and Prt2 are identical.

3550-A2-GB20-20

December 1996

5-23

Page 89
Image 89
Paradyne 3551 manual MUX Setup Configuration Options, MUX Port Configuration Options, Dsd