Hitachi Compute Blade 2000 User Manual page 1356

VLAN
mode
Undef VLAN is not used.
Tag Judged that the virtual NIC is connected to the
Tagged port (*1).
Untag Judged that the virtual NIC is connected to the
Untagged port (*2).
(*1): This port is a trunk port that can handle tagged packets and configure multiple
VLAN IDs.
(*2): This port handles untagged packets and can configure one VLAND ID.
Receiving Frames

When conditions for a received frame, VLAN mode configured to the port that
receives frames, and VLAN ID correspond with each other, the port receives
the frame. Filtering the receiving frames is described in the following table.
VLAN mode
of receiving
Untagged
ports
Undef Received
Tag Received
Received
Untag
* Give tags
Sending Frames

MAC address table selects ports for transfer among ports in which conditions
for received frames, VLAN mode, and VLAN ID correspond with each other.
Then frames will be transferred.
Frames are sent from the port for transfer. Filtering the sending frames is
described in the following table.
VLAN mode
of sending
Untagged
port
Undef Sent
Tag Sent
Untag - (*2)
(*1): Untagged frames are received at the Untagged ports. Tagged frames are
included.
(*2): Not selected as the addressed port for frames.
By combining the above virtual NIC settings and guest OS VLAN settings, you
can divide broadcast domains as follows.
Description
Receiving frame
Tagged (=VLAN ID)
Rejected
Received
Rejected
Received frame
Tagged (=VLAN ID)
(*1)
- (*2)
Sent
Sent
* Delete tags
1305
Configurable VLAN ID
-
Up to 16 decimal values
from 1 to 4094 or all IDs
are allowed.
One out of the range
from 1 to 4094
Tagged (≠ VLAN ID)
Rejected
Rejected
Rejected
Tagged (≠ VLAN ID)
(*1)
- (*2)
- (*2)
- (*2)