If have un/intentionally upgrade your Huawei Echolife BM622 4G WiMAX broadband wireless modem router firmware to the latest version 2011 definitely you'll be in trouble looking for the admin password. Unlike the previous versions of BM622 both 2009 and 2010 by using your CPE WAN MAC address you can just generate for the admin password with the used of popular WiMAX password generator.
The above is a screenshot of Huawei Echolife BM622 Package Date 2011-09-24, username and password "user" is no longer exist for this new firmware. To login as user the default password is "0SlO051O" to make it more clearer that is (Zero, Capital S, small L, Capital O, Zero, Five, One, Capital O).
Here's how we are going to get the admin password of Huawei BM622 Package Date 2011-09-24:
First we are going to download Putty a utility for SSH client.
Second, open the Putty client and input the host IP address 192.168.1.1 make sure that the port will listen to port 22 that is for SSH, then click Open.
Putty client will prompt you the SSH terminal
Login as : Firefly
Firefly@192.168.1.1's password: $P4mb1h1r4N4m4nT0!!
Server refused to allocate pty
# cd var
# cat curcfg.xml
After typing the above command and hitting the enter key, it will print an output in plain text just copy and paste it to notepad for you to be able to locate the admin password just press F3 or search by typing the word Admin.
<X_ATP_UserInfoInstance InstanceID="1" Username="admin" Userpassword="ZjI4Q3hxbXJnZENKRDEyNDJhX2NlUQ=="
You will see similar phrase and text as the above, the admin password appears as sample above is yet to be decrypted with Base64 for your to able able to used as the Admin password. Cain&Abel is an offline tool for Base64 password decryption you can download it, an alternative online Base64 password decryption can be found here at http://www.opinionatedgeek.com/dotnet/tools/base64decode/
Finally you will now be able to login as admin without using the popular password generator to your Huawei Echolife BM622 4G WiMAX broadband wireless modem router.