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V35BLOVER
2008-12-19, 06:06 PM
I updated the firmware on a Sierra 881 before I unlocked it. Now it can't be unlocked! I was told two or three months ago that you would work on it. I would like to know when and if this going to happen. Not to bad for me but you might get some who update a lot of cards not knowing. As most if not all other cards this has not been a problem!:(
Hank

Arunas
2008-12-19, 07:35 PM
We not have fast solution to unlock Sierra AC 881 (u) with firmware 1_2_3_15AP . To unlock this modem need downgrade firmware.

Old firmware 1_0_0_xx can be unlocked in few seconds.

V35BLOVER
2008-12-19, 07:51 PM
I was told that before but I can't find the old one do you have it? Can you post it? or send it to me. Anyone

Arunas
2008-12-19, 08:28 PM
This version was tested to downgrade 881u 1.2.3.45AP (you have 881u ?) to 880u
http://www.dc-unlocker.com/downloads/open/30

V35BLOVER
2008-12-19, 11:19 PM
Hi
I guess I should have said it earlier it is a 881 PCMCIA card! Sorry about that!
Hank

Arunas
2008-12-20, 03:50 PM
PCMCIA 881 sorry, but we not have solution to downgrade.

kietduriyakul@gmail.com
2009-02-19, 01:27 PM
When you add unlock sierra881 with firmware 1_2_3_15ap?
Thank

skyset
2009-03-04, 10:52 AM
I updated the firmware on a Sierra 881 before I unlocked it. Now it can't be unlocked! I was told two or three months ago that you would work on it. I would like to know when and if this going to happen. Not to bad for me but you might get some who update a lot of cards not knowing. As most if not all other cards this has not been a problem!:(
Hank

Hi, all

you need
1. downgrade firmware to older version
2. unlock
3. renew firmware to 1_2_3_15ap

skyset
2009-03-04, 11:35 AM
Hi, all

you need
1. downgrade firmware to older version
2. unlock
3. renew firmware to 1_2_3_15ap

http://rapidshare.com/files/205188768/AC88X_F1_0_0_19ap.zip

kietduriyakul@gmail.com
2009-03-04, 11:39 AM
Thank, skyset
Do you know link of older version firmware? I try to search in google, not found.

skyset
2009-03-05, 09:16 AM
Thank, skyset
Do you know link of older version firmware? I try to search in google, not found.

i can not post link :(
I tried, but the forum forbids me to do so

please contact me directly ICQ 132318794

Arunas
2009-03-05, 06:00 PM
your post was in anti spam filter, sorry

kietduriyakul@gmail.com
2009-03-06, 10:14 AM
THANK A LOT,skyset
I downgrade and unlock Successful,Thank again for link.

Marcus
2009-03-30, 04:45 PM
http://rapidshare.com/files/205188768/AC88X_F1_0_0_19ap.zip

Hi, i having the same problem. can't unlock my aircard 881.
This link does not work..
where can i get the old firmware?

Please help. TQ

skyset
2009-03-30, 08:22 PM
Hi, i having the same problem. can't unlock my aircard 881.
This link does not work..
where can i get the old firmware?

Please help. TQ

link is working... i have said!!!!!

Zibri
2010-02-05, 12:16 AM
That's too bad :)
I just (finally) totally reversed all SierraWireless cards.
I can unlock ANY of them in a few seconds.
No tricks this time.
No memory peeking.

If anyone is interested in a commercial offer, contact me.

My email is zibree AT gmail