FAQ: Difference between revisions

Jump to navigation Jump to search
168 bytes added ,  29 April 2020
no edit summary
No edit summary
No edit summary
Line 37: Line 37:


If the used DHCP server provides some kind of log output or an overview of devices for which IP address leases have
If the used DHCP server provides some kind of log output or an overview of devices for which IP address leases have
been granted, it might help to search for a device with a hostname that starts with 'allegro-mm-' followed by a four
been granted, it might help to search for a device with a hostname that starts with '''allegro-mm-''' followed by a four
digit hexadecimal number. The Allegro Network Multimeter announces itself with this hostname when it requests a
digit hexadecimal number. The Allegro Network Multimeter announces itself with this hostname when it requests a
DHCP lease and should be traceable in the DHCP server info.
DHCP lease and should be traceable in the DHCP server info.
Line 44: Line 44:


Every Allegro Network Multimeter comes with an USB to WIFI adapter. In the factory default configuration the adapter will
Every Allegro Network Multimeter comes with an USB to WIFI adapter. In the factory default configuration the adapter will
create a WIFI access point when connected to the device. This access point shows up as 'allegro-mm-xxxx' where the
create a WIFI access point when connected to the device. This access point shows up as '''allegro-mm-xxxx''' where the
'xxxx' part is made up of a hexadecimal number which is unique to the device. In factory default settings the password
'''xxxx''' part is made up of a hexadecimal number which is unique to the device. In factory default settings the password
for the WIFI network is 'Allegro-MM' (without the quotes). As soon as there is a connection to the WIFI, the user
for the WIFI network is '''Allegro-MM''' (without the quotes). As soon as there is a connection to the WIFI, the user
interface of the device can be accessed by either browsing to https://allegro or https://192.168.4.1.
interface of the device can be accessed by either browsing to https://allegro or https://192.168.4.1.
When access to the user interface is established, the IP address of the LAN Management interface can be found under
When access to the user interface is established, the IP address of the LAN Management interface can be found under
'Settings' -> 'Management Interface settings' in the 'Active interfaces' section.
'''Settings''' -> '''Management Interface settings''' in the '''Active interfaces''' section.


'''  Display '''
'''  Display '''
Line 64: Line 64:
The video output of the device displaying the management IP addresses
The video output of the device displaying the management IP addresses
can be viewed over the network using the KVM/IPMI management module of
can be viewed over the network using the KVM/IPMI management module of
the 1000 or 3000 series. Please see the FAQ entry 'What can I do with
the 1000 or 3000 series. Please see the FAQ entry '''What can I do with
the integrated KVM port?' on how to get started.
the integrated KVM port?''' on how to get started.


==== What can I do with the integrated KVM port? ====
==== What can I do with the integrated KVM port? ====
Line 75: Line 75:


By default the KVM/IPMI management module will obtain an IP address through DHCP and the default user name as well
By default the KVM/IPMI management module will obtain an IP address through DHCP and the default user name as well
as default password is 'ADMIN' (without the quotes).
as default password is '''ADMIN''' (without the quotes).


Please refer to the documentation from Supermicro on how to use the KVM/IPMI management module:
Please refer to the documentation from Supermicro on how to use the KVM/IPMI management module:
Line 87: Line 87:
To enable the temporary static IP address an USB keyboard is needed. When the keyboard is attached to one of the USB
To enable the temporary static IP address an USB keyboard is needed. When the keyboard is attached to one of the USB
ports of the Allegro, start the device. Wait for two minutes to make sure that the device is fully operational.
ports of the Allegro, start the device. Wait for two minutes to make sure that the device is fully operational.
Then press and hold the 'shift' key while pressing the 's' key. After this procedure the device will be configured to
Then press and hold the '''shift''' key while pressing the '''s''' key. After this procedure the device will be configured to
use the IP address '192.168.0.1' on the LAN Management interface. It is now possible to e.g. connect another
use the IP address '''192.168.0.1''' on the LAN Management interface. It is now possible to e.g. connect another
computer to the LAN Management interface with an IP address statically configured to e.g. '192.168.0.100' and from
computer to the LAN Management interface with an IP address statically configured to e.g. '''192.168.0.100''' and from
that computer the user interface of the Allegro is accessible at https://192.168.0.1.
that computer the user interface of the Allegro is accessible at https://192.168.0.1.
If for some reason the IP address '192.168.0.1' is already used in the connected network, the Allegro will try to
If for some reason the IP address '''192.168.0.1''' is already used in the connected network, the Allegro will try to
set another IP address in the range of '192.168.0.2' - '192.168.0.10'.
set another IP address in the range of '''192.168.0.2''' - '''192.168.0.10'''.


Once access to the user interface is established, a permanent static IP address can be configured under 'Settings' ->
Once access to the user interface is established, a permanent static IP address can be configured under '''Settings''' ->
'Management Interface settings'.
'''Management Interface settings'''.


==  Data protection ==
==  Data protection ==
Line 115: Line 115:
There are two ways to reset the configuration of the device.
There are two ways to reset the configuration of the device.


The first option is to use the 'Reset System Configuration' button which can be found under 'Settings' ->
The first option is to use the '''Reset System Configuration''' button which can be found under '''Settings''' ->
'Administration' in the user interface. After confirmation, this will trigger a restart of the system and afterwards the
'''Administration''' in the user interface. After confirmation, this will trigger a restart of the system and afterwards the
device will be running with factory default settings.
device will be running with factory default settings.


Line 122: Line 122:
an USB keyboard and a HDMI/VGA display to the device. When booting the device, there is a short period when a GNU GRUB
an USB keyboard and a HDMI/VGA display to the device. When booting the device, there is a short period when a GNU GRUB
menu is displayed. The arrow up and arrow down keys can be used to select an entry and the selected entry can be chosen
menu is displayed. The arrow up and arrow down keys can be used to select an entry and the selected entry can be chosen
by pressing the 'enter' key. Below the default 'multimeter' entry, there is a 'configuration-reset' entry which will
by pressing the '''enter''' key. Below the default '''multimeter''' entry, there is a '''configuration-reset''' entry which will
perform a reset to default configuration and then reboot the device.
perform a reset to default configuration and then reboot the device.


Line 134: Line 134:


Issues like these are accounted for the Monitoring interface on which the issue was encountered and the respective
Issues like these are accounted for the Monitoring interface on which the issue was encountered and the respective
statistics are available on the 'Interface stats' page in the 'Errors' column. For an explanation of the error
statistics are available on the '''Interface stats''' page in the '''Errors''' column. For an explanation of the error
counters, please refer to the [[Interface_statistics|Interface statistics]] manual page.
counters, please refer to the [[Interface_statistics|Interface statistics]] manual page.


Line 140: Line 140:


In case of a system overload, a prominent warning is displayed at the top of the user interface for a few seconds
In case of a system overload, a prominent warning is displayed at the top of the user interface for a few seconds
and these warnings and the time when the error occurred can be reviewed on the 'Info' -> 'Status' page. As long as there are
and these warnings and the time when the error occurred can be reviewed on the '''Info''' -> '''Status''' page. As long as there are
still notifications on the 'Info' -> 'Status' page, this is indicated by colored icons at the top of the user interface.
still notifications on the '''Info''' -> '''Status''' page, this is indicated by colored icons at the top of the user interface.


If a system overload occurs and not all packets can be analyzed, these packets are accounted at the Monitoring
If a system overload occurs and not all packets can be analyzed, these packets are accounted at the Monitoring
interface on which they were received. The counter can be found on the 'Interface stats' page in the 'Errors' column
interface on which they were received. The counter can be found on the '''Interface stats''' page in the '''Errors''' column
under the 'Not processed' section and is titled 'due to overload'.
under the '''Not processed''' section and is titled '''due to overload'''.


When the Allegro Network Multimeter is operating in bridge mode and packets cannot be processed due to a system
When the Allegro Network Multimeter is operating in bridge mode and packets cannot be processed due to a system
Line 155: Line 155:
lies before a certain point in time. This cutoff time is constantly adjusted to provide the best possible use of the
lies before a certain point in time. This cutoff time is constantly adjusted to provide the best possible use of the
available memory. For how far back-in-time historical statistics are currently available, can be reviewed on the
available memory. For how far back-in-time historical statistics are currently available, can be reviewed on the
'Info' -> 'System Info' page.
'''Info''' -> '''System Info''' page.


==== I can only see the traffic of the last day. How can I increase this period? ====
==== I can only see the traffic of the last day. How can I increase this period? ====
Line 161: Line 161:
If the system does not provide a sufficient look back-in-time with the given traffic, it may help to deactivate certain
If the system does not provide a sufficient look back-in-time with the given traffic, it may help to deactivate certain
features that provide very detailed information but also consume a large amount of memory. Features that typically
features that provide very detailed information but also consume a large amount of memory. Features that typically
fit into this category are the different settings of the 'IP statistics'. These settings can be accessed by navigating to
fit into this category are the different settings of the '''IP statistics'''. These settings can be accessed by navigating to
'IP' -> 'IP Statistics' and clicking the 'Settings' button at the top of the page. Especially turning off the
'''IP''' -> '''IP Statistics''' and clicking the '''Settings''' button at the top of the page. Especially turning off the
'Store connection information for every IP' and 'Store traffic history graph for IP peers' settings can help saving
'''Store connection information for every IP''' and '''Store traffic history graph for IP peers''' settings can help saving
a lot of memory.
a lot of memory.


1,775

edits

Navigation menu