3Com 3CBLUG16A User Guide - Page 29

Modifying the IP Address Settings, Automatic IP Configuration - manual

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Figure 10 Password Page To set the admin password: 1 On the menu, click Password. The Change Administration Password page appears. 2 In Old Password, type your current password. By default, the Switch does not have any password. If this is your first time to access this page or if you have not previously set a password, leave this field blank. 3 In New Password, type the password that you want to set. 4 In Confirm Password, retype the password you typed in step 3 to confirm. Modifying the IP Address Settings 29 The password is case-sensitive. 5 Click Apply. If you want to modify the admin password later on, follow the same procedure. If you forget the administration password after you set it, refer to "Forgotten Password" on page 48 for information on how to regain access to the Web interface. Modifying the IP Address Settings To enable devices on the network to communicate with the Switch, you need to assign an IP address to it - either by DHCP or by manually assigning a static IP address. By default, the Switch performs automatic IP configuration and assigns an IP address to itself. This is necessary for the Discovery application to be able to connect to the Web interface. Automatic IP Configuration When you power on the Switch for the first time, it automatically uses the default IP address 169.254.x.y, where x and y are the last two bytes of its MAC address. To determine the exact IP address that the Switch assigns to itself during auto IP configuration, check the

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Modifying the IP Address Settings
29
Figure 10
Password Page
To set the admin password:
1
On the menu, click
Password
. The Change
Administration Password page appears.
2
In
Old Password
, type your current password.
By default, the Switch does not have any password. If
this is your first time to access this page or if you have
not previously set a password, leave this field blank.
3
In
New Password
, type the password that you want to
set.
4
In
Confirm Password
, retype the password you typed in
step 3 to confirm.
The password is case-sensitive.
5
Click
Apply
.
If you want to modify the admin password later on,
follow the same procedure.
If you forget the administration password after you set
it, refer to “Forgotten Password” on page 48 for
information on how to regain access to the Web
interface.
Modifying the IP Address Settings
To enable devices on the network to communicate with
the Switch, you need to assign an IP address to it —
either by DHCP or by manually assigning a static IP
address.
By default, the Switch performs automatic IP
configuration and assigns an IP address to itself. This is
necessary for the Discovery application to be able to
connect to the Web interface.
Automatic IP Configuration
When you power on the Switch for the first time, it
automatically uses the default IP address
169.254.x.y
,
where
x
and
y
are the last two bytes of its MAC
address.
To determine the exact IP address that the Switch
assigns to itself during auto IP configuration, check the