https://www.nas.nasa.gov/hecc/support/kb/114/ https://www.nas.nasa.gov/hecc/support/kb/remote-file-transfer-commands_142.html Use the file transfer commands scp or shiftc when the source and destination are located on different hosts—either on two different NAS high-end computing hosts, or on a NAS host and a remote host such as your local desktop system. The basic... Transferring Files & Data/Remote Transfers Wed, 25 Mar 2026 13:40:32 -0700 https://www.nas.nasa.gov/hecc/support/kb/local-file-transfer-commands_141.html For large file transfers within the NAS enclave, use the commands shiftc, mcp, or cxfscp. The slower cp command also can be used. The following file transfer commands can be used when both the source and destination locations are accessible on... Transferring Files & Data/Local Transfers Wed, 25 Mar 2026 09:50:43 -0700 https://www.nas.nasa.gov/hecc/support/kb/inbound-file-transfer-through-sfes-examples_144.html Inbound file transfers through the secure front ends (SFEs) require RSA SecurID token authentication. Files cannot be transferred directly to the SFEs, so transfers must be done using either SSH passthrough or using scp with the ‑oProxyCommand... Transferring Files & Data/Remote Transfers/Examples Wed, 18 Feb 2026 13:16:41 -0800 https://www.nas.nasa.gov/hecc/support/kb/file-transfer-overview_140.html to downloadHere is a general overview of the various file transfer scenarios within the NAS environment, with pointers to related articles. File Transfers Between NAS Hosts For basic information about transferring files within the NAS secure... Transferring Files & Data Wed, 18 Feb 2026 13:14:28 -0800 https://www.nas.nasa.gov/hecc/support/kb/using-shift-for-transfers-and-tar-operations-between-two-nas-hosts_513.html For transfers between two host systems within the NAS enclave—for example, from a PFE to an LFE—the syntax for the shiftc command is nearly the same as that of local transfers. Note: If source and destination paths are not specified on the... Transferring Files & Data/Using Shift for Local and Remote Transfers (Recommended) Wed, 14 Jan 2026 19:06:26 -0800 https://www.nas.nasa.gov/hecc/support/kb/streamlining-pbs-job-file-transfers-to-lou_125.html Some users prefer to streamline the storage of files (created during a job run) to Lou, within a PBS job. Because direct access to the Lou storage nodes from the NAS compute nodes has been disabled, all file transfers to Lou within a PBS job must... Transferring Files & Data/Optimizing/Troubleshooting Wed, 31 Dec 2025 13:49:45 -0800 https://www.nas.nasa.gov/hecc/support/kb/using-shift-for-remote-transfers-and-tar-operations_514.html Transfers between a remote system and a host system within the NAS enclave—for example, between your local system and a PFE—must be carried out using the Secure Unattended Proxy (SUP). To use the SUP for Shift transfers to NAS systems, you must... Transferring Files & Data/Using Shift for Local and Remote Transfers (Recommended) Thu, 04 Dec 2025 14:01:11 -0800 https://www.nas.nasa.gov/hecc/support/kb/using-shift-for-local-transfers-and-tar-operations_512.html For transfers on the same host within the NAS enclave—for example, between two directories on pfe21—the syntax for shiftc is similar to the cp command. Note: If source and destination paths are not specified on the command line, any number of... Transferring Files & Data/Using Shift for Local and Remote Transfers (Recommended) Thu, 04 Dec 2025 13:59:23 -0800 https://www.nas.nasa.gov/hecc/support/kb/shift-command-options_509.html Options for the shiftc command are described in this section. For more information, including syntax and examples, see man shiftc on a PFE or LFE. Initialization Options Transfers are initialized using syntax identical to cp and scp commands... Transferring Files & Data/Using Shift for Local and Remote Transfers (Recommended) Thu, 04 Dec 2025 10:19:08 -0800 https://www.nas.nasa.gov/hecc/support/kb/increasing-file-transfer-rates_292.html If you are moving large files, use the shiftc command instead of cp or scp. An online NAS service can help diagnose your remote network connection issues, and our network experts can work with your specific file transfer problems. For fastest... Transferring Files & Data/Optimizing/Troubleshooting Wed, 03 Dec 2025 14:50:15 -0800 https://www.nas.nasa.gov/hecc/support/kb/using-gpg-to-encrypt-your-data_242.html Encryption helps protect your files during inter-host file transfers that use protocols that are not already encrypted—for example, when using ftp or when using shiftc without the secure option. We recommend using the GNU Privacy Guard (GPG), an... Transferring Files & Data/Remote Transfers Wed, 03 Dec 2025 11:34:30 -0800 https://www.nas.nasa.gov/hecc/support/kb/dealing-with-slow-file-retrieval_150.html On Lou, commands that should finish quickly may occasionally take a long time. This problem is usually due to slow retrieval of files from tape to disk. When you run the ls command on Lou, the output shows all your Lou files on disk. However,... Transferring Files & Data/Optimizing/Troubleshooting Tue, 07 Oct 2025 16:39:03 -0700 https://www.nas.nasa.gov/hecc/support/kb/using-the-secure-unattended-proxy-(sup)_145.html UPDATE: As of June 2, 2023, you must ensure that your SUP client has been updated with the latest version 8.13 (available below). You must do one of the following to replace their SUP client manually: Follow the installation instructions for the... Transferring Files & Data/Remote Transfers/Using SUP for Remote Transfers Tue, 07 Oct 2025 16:35:01 -0700 https://www.nas.nasa.gov/hecc/support/kb/outbound-file-transfer-examples_143.html You can transfer files between NAS and your local site either by running the transfer command on a PFE or LFE, or by running the command on your local system. Running the command on your local system requires you to go through a secure front end... Transferring Files & Data/Remote Transfers/Examples Tue, 07 Oct 2025 16:26:29 -0700 https://www.nas.nasa.gov/hecc/support/kb/checking-file-integrity_243.html It is a good practice to confirm whether your files are complete and accurate before you transfer the files to or from NAS, and again after the transfer is complete. The easiest way to verify the integrity of file transfers is to use the... Transferring Files & Data/Remote Transfers Fri, 26 May 2023 14:38:48 -0700