Avaya G250 Installing And Upgrading page 126

Running the Gateway Installation Wizard (GIW)
37. If you want to change the master key, enter the new master key passphrase and then
confirm by entering it again. A new master key is generated from the passphrase.
38. Click Continue. The Gateway License screen appears.
39. Click Continue. The Gateway Authentication screen appears.
40. Click Continue. The TFTP Server screen appears. The TFTP Server screen enables you
to upload firmware and configuration files for IP phone upgrades to the G250 TFTP server.
41. If you want to upload configuration and firmware files for IP phones to the G250 TFTP
Server, do the following:
a. In the Server IP Address field, enter the IP address of the machine hosting the files
that are to be uploaded.
b. Select the file transfer protocol (TFTP, FTP, or SCP) you want to use to upload the files
from the host machine. TFTP is selected by default.
The use of the SCP protocol is limited to copying files of 1 MB or less. Therefore, an
SCP server can be used for copying the script files, which do not exceed 128 KB, but
cannot be used for copying image files.
c. If you selected FTP or SCP, enter the username and password in the Username and
Password fields, and re-enter the password for confirmation in the Re-enter Password
field.
42. Click Continue.
43. In the Select column, check any files you wish to upload. If you selected SCP as your
upload protocol, the checkboxes for the phone images are disabled. If a green circled
checkmark is displayed in the Uploaded column, the file has already been uploaded.
44. Click Continue. G250 Modem Type Selection screen appears. If you are using GIW only
to upgrade firmware, click Continue until you reach the Finish Up screen. Skip the next
steps until step 53.
45. If you do not need to connect a modem to the G250, select None.
46. If you do need to connect a modem to the G250, select the type of modem you want to
connect.
47. Click Continue. The appropriate modem configuration screen appears.
48. In the IP Address field, enter the RAS IP address of the modem obtained using the ART
tool. See
49. Enter the Subnet Mask.
50. Select the authentication method:
If you have an Avaya Service contract, check Enable ASG Authentication to enable
●
remote access to the device. If you select this option, you must also install an
authentication file using the Gateway Authentication screen.
If you do not have an Avaya Service contract:
●
- Check Enable CHAP Authentication.
126 Installing and Upgrading the Avaya G250 Media Gateway
Run the Automatic Registration Tool (ART) for the RAS IP address on page 20.