Managing Listeners

Each listener in IBM webMethods Managed File Transfer is associated with a specific protocol port, enabling clients to connect and transfer files or perform other actions, such as obtaining a directory listing.

Activating or Deactivating a Listener

When you activate a listener, IBM webMethods Managed File Transfer prepares to perform file operations. When you deactivate the listener, IBM webMethods Managed File Transfer stops performing the file operations.

To activate or deactivate a listener

  1. Go to Listeners.

  2. In the Running column, click the toggle button  icon or icon  to activate or deactivate the listener, respectively.

Configuring Additional Settings for a Listener

To configure additional settings for a listener using the SFTP protocol

  1. Go to Listeners and click   .

  2. On the defaultSFTP page, configure the following settings:

    Field Description
    SSH: Supported ciphers Select the required ciphers from the list. Configuring an SFTP listener with SSH supported ciphers ensures secure communication between the SFTP client and server.
    See SSH Supported Ciphers for more information.
    SSH: Supported MAC Select the supported keyed-hash message authentication codes (HMACs) for verification of data integrity from the list.
    See SSH Supported MAC for more information.
  3. Click Save or Save & Close.

SSH Supported Ciphers

The table below provides a list of supported ciphers for SSH.

Field Description
SSH: Supported ciphers
  • aes128-cbc
  • aes128-ctr
  • 3des-cbc
  • blowfish-cbc
  • arcfour128
  • arcfour
  • aes192-cbc
  • aes192-ctr
  • aes256-cbc
  • aes256-ctr
  • arcfour256
  • aes256-gcm
  • aes256-gcm@openssh.com

SSH Supported MAC

The table below provides a list of supported MAC algorithms for SSH.

Field Description
SSH: Supported MAC
  • hmac-sha2-256
  • hmac-sha256
  • hmac-sha256@ssh.com
  • hmac-sha2-256-etm@openssh.com
  • hmac-sha512
  • hmac-sha2-512
  • hmac-sha512@ssh.com
  • hmac-sha2-512-etm@openssh.com
  • hmac-md5
  • hmac-md5-etm@openssh.com
  • hmac-sha1
  • hmac-sha1-etm@openssh.com
  • hmac-md5-96
  • hmac-sha1-96
  • hmac-ripemd160
  • hmac-ripemd160@openssh.com
  • hmac-ripemd160-etm@openssh.com
  • hmac-sha2-256-96
  • hmac-sha2-512-96