hello patrick:
i have a probelm
the gsr12008 connect the cisco7507
when the gsr use the 1000base-lx but the cisco7507 use the 1000base-lx/lh
.they operate well .when the cisco7507 use the 1000base-lx they line down .
why ?
""Patrick Ramsey""
wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Here is part of a procedure that we use here...this was developed from
> various vendor websites (including cisco)
>
> Verify length of fiber run
> For lengths of MM fiber 2 - 275m, use a 1000Base-SX GBIC
> For lengths of MM fiber 275 - 300m, use a 1000Base-LX or LX/LH GBIC
> For lengths of MM fiber 300 - 550m, use a 1000Base-LX or LX/LH GBIC with
a
> mode conditioning cable
> For lengths of SM fiber up to 5km, use a 1000Base-LX GBIC
> For lengths of SM fiber up to 10km, use a 1000Base-LX/LH GBIC
> For lengths of SM fiber up to 70km, use a 1000Base-ZX GBIC
> Install the same type GBIC on each end
> If using a mode conditioning cable, install the SM/MM connector into the
> GBIC, and the MM/MM connector into the LIU
> Install fiber into necessary GBIC
>
> -Patrick
>
> >>> "yangchun" 01/18/02 11:27AM >>>
> dear all:
> Can you tell me which the diffrence betwen the 1000base-lx &
> 1000base-LX/LH
>
>
> thanks
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