[asterisk-users] Need T1 crossover cable?

[Anthony Francis]

john beaman wrote:
> For pinout info, check out:  http://www.asteriskdocs.org/cables/
>
>
>
> John Beaman
> Telecom Specialist II
> Voice Telecommunications Services Department.
> Good Samaritan National Campus
> 605-362-3331
>
>   
>>>> lyle at lcrcomputer.net 10/26/2007 4:01:29 PM >>>
>>>>         
> Michelle Dupuis wrote:
>   
>> I'm connecting a T1 PCI card to a Nortel Option 61 switch T1 card.  My
>> Sangoma A102D shipped with 2 T1 cables - which I assume are straight
>> through.  Do I need to make crossover cables for this scenario?
>>  
>> Thanks
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> Yes, use a T1 crossover(not an ethernet crossover). 
>
> Lyle
>
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Whenever you connect two pieces of DTE with a single cable you must have 
the cable in crossover, so yes. Otherwise they would both attempt to 
transmit and receive on the same pairs.

Anthony