Tripp Lite 0 Idades Manual
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111 Chapter 6: Secure SSH Tunneling & SDT Connector • To set up a persistent VNC server on Red Hat Enterprise Linux 4: o Set a password using vncpasswd o Edit /etc/sysconfig/vncservers o Enable the service with chkconfig vncserver on o Start the service with service vncserver start o Edit /home/username/.vnc/xstartup if you want a more advanced session than just twm and an xterm C. For Macintosh servers (and clients): OSXvnc http://www.redstonesoftware.com/vnc.html is a robust,...
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112 Chapter 6: Secure SSH Tunneling & SDT Connector • You can then establish the VNC connection by simply activating the VNC Vi\ ewer software on the Viewer computer and entering the password Note: For general background reading on Remote Desktop and VNC access, we re\ commend the following: • The Microsoft Remote Desktop How-To http://www.microsoft.com/windowsxp/using/mobility/getstarted/remoteintro.mspx • The Illustrated Network Remote Desktop help page...
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113 Chapter 6: Secure SSH Tunneling & SDT Connector 6.10 SDT IP Connection to Hosts Network (IP) protocols like RDP, VNC and HTTP can also be used to connect to host devices that are serially connect\ ed through their COM port to the Console Server. To do this you must: • establish a PPP connection (Section 6.7.1) between the host and the ga\ teway, then • set up Secure Tunneling - Ports on the Console Server (Section 6.7.2), then • configure SDT Connector to use the appropriate network protocol to...
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114 Chapter 6: Secure SSH Tunneling & SDT Connector • Specify which Users will be allowed to use this connection. This should \ be the same Users who were given Remote Desktop access privileges in the earlier step. Click Next • On the Network Connection screen, select TCP/IP and click Properties • Select Specify TCP/IP addresses on the Incoming TCP/IP Properties screen. Nominate a From: and a To: TCP/IP address and click Next
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115 Chapter 6: Secure SSH Tunneling & SDT Connector Note: You can choose any TCP/IP addresses as long as they are addresses which are not used anywher\ e else on your network. The From: address will be assigned to the Windows XP/2003 computer and the To : address will be used by the Console Server. For simplicity, use the IP address as shown in the illustration above: From: 169.134.13.1 To: 169.134.13.2 Alternately you can set the advanced connection and access on the Windows computer to use the...
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116 Chapter 6: Secure SSH Tunneling & SDT Connector 6.10.2 Set up SDT Serial Ports on Console Server To set up RDP (and VNC) forwarding on the Console Server’s Serial Port that is connected to the Windows computer COM port: • Select the Serial & Network: Serial Port menu option and click Edit (for the particular Serial Port that is connected to the Windows computer COM port) • On the SDT Settings menu, select SDT Mode (which will enable port forwarding and SSH tunneling) and enter a Username and User...
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117 Chapter 6: Secure SSH Tunneling & SDT Connector 6.11 SSH Tunneling using other SSH clients (e.g. PuTTY) As covered in the previous sections of this chapter we recommend you use\ the SDT Connector client software that is supplied with the Console Server. However there’s also a wide selection of commercial and free SSH client programs that can also provide the secure SSH connections to the Console Servers and secure tunnels to connected de\ vices: • PuTTY is a complete (though not very user...
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118 Chapter 6: Secure SSH Tunneling & SDT Connector o If your destination computer is serially connected to the Console Server\ , set the Destination as :3389 e.g. if the Label you specified on the serial port on the \ Console Server is win2k3, then specify the remote host as win2k3:3389 . Alternative you can set the Destination as \ portXX:3389 where XX is the SDT enabled serial port number e.g. if port 4 is on the Console Server is to\ carry the RDP traffic then specify port04:3389...
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119 Chapter 6: Secure SSH Tunneling & SDT Connector o If you are connecting as a User in the “users” group then you can \ only SSH tunnel to Hosts and Serial Ports where you have specific access permissions o If you are connecting as an Administrator (in the “admin” group)\ then you can connect to any configured Host or Serial Ports (which has SDT enabled) To set up the secure SSH tunnel for a HTTP browser connection to the Managed Device specify port 80 (rather tha\ n port 3389 as was...
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120 Chapter 7: Alerts, Automated Response and Logging This chapter describes the automated response, alert generation and logg\ ing features of the Console Server. The new Auto-Response facility (in firmware V3.5.1 and later) extend\ s on the basic Alert facility available in earlier firmware revisions. With the new facility the Console Server monitors selected serial ports, \ logins, the power status and environmental monitors and probes for Check Condition triggers. The console server wil\ l then...