ZyXEL Communications ES-315, Руководство пользователя

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Chapter 16 Access Control
ES-315/ES-315-F User’s Guide
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The following table describes the labels in this screen.
16.4 SSH Overview
Unlike Telnet or FTP, which transmit data in clear text, SSH (Secure Shell) is a secure
communication protocol that combines authentication and data encryption to provide secure
encrypted communication between two hosts over an unsecured network.
Figure 55 SSH Communication Example
16.5 How SSH works
The following table summarizes how a secure connection is established between two remote
hosts.
Table 37 Access Control: Logins
LABEL DESCRIPTION
Administrator
This is the default administrator account with the “admin” user name. You cannot change the default
administrator user name. Only the administrator has read/write access.
Old Password Type the existing system password ( 1234 is the default password when
shipped).
New Password Enter your new system password.
Retype to confirm Retype your new system password for confirmation
Edit Logins
You may configure passwords for up to four users. These users have read-only access.
User Name Set a user name (up to 32 ASCII characters long).
Password Enter your new system password.
Retype to confirm Retype your new system password for confirmation
Apply Click Apply to save your changes to the Switch’s run-time memory. The Switch
loses these changes if it is turned off or loses power, so use the Save link on
the top navigation panel to save your changes to the non-volatile memory when
you are done configuring.
Cancel Click Cancel to begin configuring this screen afresh.