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MasterSwitch VM User’s Guide 30
Security
Authentication continued
Summary of access
methods
The following table describes each interface and its access methods.
Interface Security Access Notes
Serial Control
Console
Access is by user name and
password.
Always enabled.
TelnetControl
Console
These methods are available:
• User name and password
• Selectable server port
• Server Enable/Disable
The user name and password
are transmitted as plain text.
SNMP
These methods are available:
• Community Name
•
NMS IP
filters
• Agent Enable/Disable
• Four access communities with
read/write/disable capability
NMS IP
filters allow access
from either one IP address or
from multiple IP addresses.
You specify multiple NMSs not
by their literal IP addresses but
intheformatofan
NMS IP
filter.
See
SNMP: Access Control on
page 21
for more information.
FTP Server
These methods are available:
• User name and password
• Selectable server port
• Server Enable/Disable
Only the Administrator account
has access.
Web Server
These methods are available:
• User name and password
• Selectable server port
• Server Enable/Disable
•
MD5
Authentication option
In basic
HTTP
authentication
mode, the user name and
password are transmitted base-
64 encoded (with no
encryption).
MD5
authentication
mode uses a user name and
password phrase.