Install guide
18 Release Note
Software Release 2.6.4
C613-10404-00 REV A
Users with Manager privileges or higher create the file named login.txt by
using the edit command or by loading an existing text file. The contents of the
file must be in printable ASCII characters but with no control characters. When
no login.txt file exists, the login prompt is displayed without a message.
For more information to help create a login.txt file, see the edit command and
the load command in the Software Reference.
After someone with User privileges successfully logs in, the switch activates an
auto-executing file, autoexec.scp, if one is in flash memory. Users with
Manager privileges or higher also create these script files. For more
information about scripts, see the Scripting chapter of the Software Reference.
Private VLANs
Private VLANs are available on AT-8800 and Rapier i Series switches.
A private VLAN contains switch ports that are isolated from other ports in the
VLAN, but can access another network through an uplink port or uplink trunk
group. These ports are called private ports. Private ports may be stand alone or
be combined into groups. Stand alone private ports can only communicate
with the uplink port, not with other ports in the VLAN. Private ports that are in
a group can communicate with other ports in the group and with the uplink
port, but cannot communicate with the other private ports in the VLAN.
The switch forwards traffic between private ports and the uplink port, and
between private ports within a group, according to its normal forwarding
rules. The only difference is that forwarding to other private ports is blocked
unless the ports are in the same group. Note that all traffic between private
ports is blocked, not only Layer 2 traffic.
A typical application is a hotel installation where each room has a port that can
access the Internet. In this situation it is undesirable to allow communication
between rooms. Another application is to simplify IP address assignment.
Ports can be isolated from each other while belonging to the same subnet.
Figure 2 on page 19 shows an example of a network using private VLANs. In
this scenario, two service providers are each providing multiple services
through multiple VLANs over separate uplinks. Customers are subscribed to
services from one or both service providers. Each customer’s ports are isolated
from other customers, but communicate with the ISP or ISPs through the
INFO: Self tests beginning.
INFO: RAM test beginning.
PASS: RAM test, 65536k bytes found.
…………
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INFO: Switch startup complete
Warning: This equipment is for authorised persons only. If you
do not have proper clearance, please logout now.
Login: