2024-05-15 15:20:32 -04:00
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---
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2023-12-11 20:30:44 -05:00
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c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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SPDX-License-Identifier: curl
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Long: interface
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Arg: <name>
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Help: Use network INTERFACE (or address)
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Category: connection
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Added: 7.3
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Multi: single
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See-also:
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- dns-interface
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Example:
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- --interface eth0 $URL
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---
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2024-05-15 15:20:32 -04:00
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# `--interface`
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Perform an operation using a specified interface. You can enter interface
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name, IP address or hostname. An example could look like:
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curl --interface eth0:1 https://www.example.com/
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On Linux it can be used to specify a **VRF**, but the binary needs to either
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have **CAP_NET_RAW** or to be run as root. More information about Linux
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**VRF**: https://www.kernel.org/doc/Documentation/networking/vrf.txt
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