CO-tsend.cnf configuration file


The CO-tsend.cnf file resides in the same directory as the CO-tsend.exe program, and provides the following directives:

DestinationAddress

This is the address where the CO-trecv.exe program is listed for messages, and always be the location of the mul IP address. The value gets configured by the WTS installation dialog and can be changed thereafter.

DestinationPort 

This is the standard TCP port number of 51462, that must agree with the ListenPort directive of the CO-trecv.cnf file (discussed later). For the CO-tsend.exe program to communicate with the CO-trecv.exe program, this port number must be the same for both programs, and any intermediate firewall or filtering router must have this TCP port number open. There is generally no need to change this value.

TrapListenPort  

This is the UDP port number where the CO-tsend.exe program listens for SNMP traps, by default the standard port number of UDP 162. No other program can be listed to this port while the CO-tsend.exe program executes, and this port must be free when the CO-tsend.exe program starts. If any conflict exists, a message is logged in the CO-tsend.log file, found in the same directory as the CO-tsend.exe program. There is generally no need to change this value.

SyslogListenPort

This is the UDP port number where the CO-tsend.exe program listens for syslog messages, by default the standard port number of UDP 514. No other program can be listed to this port while the CO-tsend.exe program executes, and this port must be free when the CO-tsend.exe program starts. If any conflict exists, a message is logged in the CO-tsend.log file, found in the same directory as the CO-tsend.exe program. There is generally no need to change this value.

MatchAddress

This directive is an IP address or wildcard in the form *.*.*.*, that can limit the devices, and can send messages to the CO-tsend.exe program. You can leave the default value (to match all IP addresses) or specify a subnet such as 10.30.*.*, 10.15.8.*, or can specify a precise IP address. This provides extra security by limiting the range of devices that can access the TCP tunnel.

ErrorSeverity

This directive indicates the severity of any syslog message generated by the program. If the CO-tsend.exe program encounters an error, it attempts to send an unencrypted UDP message to the BMC Defender Server (running at the DestinationPort IP address.) The value can be set to disable to prevent any syslog messages. All errors are also logged in the CO-tsend.log file, residing the same in the directory as the CO-tsend.exe program.

LogLocal

This value is set to either True or False. If the value is True, then all messages sent by the CO-tsend.exe program are also logged in the CO-tsend.log file (along with any error messages encountered by the program). This provides a simple way to verify whether UDP messages are being dropped.

Note

The CO-tsend.log file gets restarted each time the service starts, thus the file does not grow without bounds. If this directive omits, it is interpreted to be False.

EncryptKey

This value is the encryption key used to encrypt message. It can contain any alphanumeric characters, including spaces (but all spaces are ignored) The value must agree with the EncryptKey value specified in the CO-trecv.exe program. The value of default is the initial key, configured in both CO-tsend.exe and CO-trecv.exe. If the value is modified in one location, it must be modified in all locations.

BufferData

This optional value can be used to enable data buffering. If set to true, then the CO-tsend.exe program buffers up to 10,000 lines of data, and the connection between the program and BMC Defender should become unavailable. BMC Defender try each BufferDelaySecs seconds (by default one second) to resend the data. This value must exist and must be set to True to enable data buffering. (See additional notes as follows.)

BufferDelaySecs

This optional value is valid only if BufferData is set to True, and can be used to control the delay before any data is recent. The default value is 1 second indicating that the queued messages retrys to send the data each second. Careful selection of this value can improve performance if the connection is known to be intermittent for a period of time, such as 300 seconds.

MessagePrefix

This is an optional prefix that applies to all syslog messages sent by the tunnel sender. If the directive is omitted, no messages are prefixed. The value can contain environmental variables or can be static text (such as text reflecting the identity of the remote site).


 

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