On Fri, 24 Nov 2006 17:34:52 +0100, Alban wrote:
I had some troubles once with db9 and RJ45... It was due to an
impedance pb. As I remember, you have to change the impedance in
the adaptor (with adding some R-C)... I haven't done it, and my
line was half-working (sometimes yes, sometimes
Hi all,
anyone known how can i create an adapter from a DB9 port of a E1 to an RJ45
plug?
My telco left active the db9 port, but on my te407p card i have rj45 connection.
Anyone can help me pls ?
Thanks in advance
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On 24 Nov 2006, at 11:34, Giordano Grandis wrote:
Hi all,
anyone known how can i create an adapter from a DB9 port of a E1 to
an RJ45 plug?
My telco left active the db9 port, but on my te407p card i have
rj45 connection.
Probably not.
Call the telco and get them to fit the correct
from my aging memory.
Standard E1 pinouts for RJ45 jack are 1-2 (TX) and 4-5(RX). So, trim
DB9 and make standard RJ45 jack.
Also,
http://www.pccables.com/01910.htm
http://www.zytrax.com/tech/layer_1/cables/tech_rs232.htm#t1
On 11/24/06, Giordano Grandis [EMAIL PROTECTED] wrote:
Hi all,
I forgot to mention that in the db9 part I guess pins 2-3(tx) and
6-8(rx) are used. I'm sorry I dont recall ground.
On 11/24/06, Erick Perez [EMAIL PROTECTED] wrote:
from my aging memory.
Standard E1 pinouts for RJ45 jack are 1-2 (TX) and 4-5(RX). So, trim
DB9 and make standard RJ45 jack.
I had some troubles once with db9 and RJ45... It was due to an impedance pb.
As I remember, you have to change the impedance in the adaptor (with adding
some R-C)... I haven't done it, and my line was half-working (sometimes yes,
sometimes not...).
So, I suggest you to check if the impedance
