Chapter 9: Ports Menu and Forms 115

Table 9.6: Data Buffering Form Fields

Field Name

Definition

Destination

Location for the data files. Either Local or Remote.

 

Will be either circular or linear. In circular mode, data is written into the specified

 

local data file until the upper limit on the file size is reached; then the data is

 

overwritten starting from the top of the file as additional data comes in. Circular

Mode (Local Destination)

buffering requires the administrator to set up processes to examine the data

during the timeframe before the data is overwritten by new data. In linear mode,

 

 

the kernel serial driver buffer is used to store the Rx data. Once the 4Kb is

 

reached, a flow control stop is issued to prevent the serial port from receiving

 

further data from the remote peer.

File Size (Bytes) (Local

The maximum file size for the data buffer file. The file size must be greater than

Destination)

zero.

 

The path for the mount point of the directory where data buffer file is to be

NFS File Path (Remote

stored.

NOTE: The NFS server must already be configured with the mount point

Destination)

 

shared (exported) and the shared directory from the NFS server must be

 

mounted on the console server.

Record the timestamp.

Syslog Server

Facility Number

Syslog Buffer Size

Buffer SysLog at all times

Buffer SysLog only when no user is connected to the port

Hostname Discovery

Save a timestamp with the data in the data buffer file.

The IP address for the preconfigured Syslog server.

Choose a facility number to assign to the console server. Obtain the facility

number for the console server from the system administrator of the syslog

server. The facility number is included in any syslog message generated from

the console server. The server’s administrator can use facility numbers to isolate

logs from individual devices into individual files.

Options range from Local0 to Local7.

Maximum size of the buffer in the Syslog server.

As indicated.

As indicated.

Check to enable the console server to attempt to discover the hostname of the server connected to the serial port.

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Avocent ACS 5000 manual Data Buffering Form Fields Field Name Definition, Mode Local Destination