IPSEC-\_UPDOWN(8) Executable programs IPSEC-\_UPDOWN(8)

.SH "NAME" ipsec-\_updown.xfrm - routing manipulation script

.SH "SYNOPSIS"

.PP **\_updown** is invoked by pluto when it has brought up a new connection. This script is used to insert the appropriate routing entries for IPsec operation. The interface to the script is documented in the pluto man page.

.SH "SEE ALSO"

.PP [**ipsec**(8)](/man/enterprise-packages/libreswan/ipsec.8), [**ipsec-pluto**(8)](/man/enterprise-packages/libreswan/ipsec-pluto.8)

.SH "HISTORY"

.PP Man page written for the Linux FreeS/WAN project <**https://www.freeswan.org/**> by Michael Richardson. Original program written by Henry Spencer. Update for <**https://libreswan.org/**> by Paul Wouters.

.SH "AUTHOR"

Andrew Cagney, Daniel Kahn Gillmor, Jose Quaresma, Ken Bantoft, Michael Richardson, Paul Wouters, Tuomo Soini

10/23/2026 Libreswan v5.4.1-HEAD

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Document: ipsec-_updown.xfrm(8) from libreswan 5.4.1-r1 (Chainguard OS)
Source: https://github.com/libreswan/libreswan