> 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?
As people answered here you need a crossed cable; Note that T1/E1 cables are
different than Ethernet.
T1/E1 uses pins 1,2,4,5 (while Ethernet uses 1,2,3,6). A crossed T1 cable is:
1 ---- 4
2 ---- 5
4 ---- 1
5 ---- 2
Regards, __Yehavi:
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