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diff --git a/doc/guix.texi b/doc/guix.texi
index 8987b20fa9..b925485be5 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -11612,6 +11612,54 @@ Thus, it can be instantiated like this:
@end lisp
@end defvr
+@cindex iptables
+@defvr {Scheme Variable} iptables-service-type
+This is the service type to set up an iptables configuration. iptables is a
+packet filtering framework supported by the Linux kernel. This service
+supports configuring iptables for both IPv4 and IPv6. A simple example
+configuration rejecting all incoming connections except those to the ssh port
+22 is shown below.
+
+@lisp
+(service iptables-service-type
+ (iptables-configuration
+ (ipv4-rules (plain-file "iptables.rules" "*filter
+:INPUT ACCEPT
+:FORWARD ACCEPT
+:OUTPUT ACCEPT
+-A INPUT -p tcp --dport 22 -j ACCEPT
+-A INPUT -j REJECT --reject-with icmp-port-unreachable
+COMMIT
+"))
+ (ipv6-rules (plain-file "ip6tables.rules" "*filter
+:INPUT ACCEPT
+:FORWARD ACCEPT
+:OUTPUT ACCEPT
+-A INPUT -p tcp --dport 22 -j ACCEPT
+-A INPUT -j REJECT --reject-with icmp6-port-unreachable
+COMMIT
+"))))
+@end lisp
+@end defvr
+
+@deftp {Data Type} iptables-configuration
+The data type representing the configuration of iptables.
+
+@table @asis
+@item @code{iptables} (default: @code{iptables})
+The iptables package that provides @code{iptables-restore} and
+@code{ip6tables-restore}.
+@item @code{ipv4-rules} (default: @code{%iptables-accept-all-rules})
+The iptables rules to use. It will be passed to @code{iptables-restore}.
+This may be any ``file-like'' object (@pxref{G-Expressions, file-like
+objects}).
+@item @code{ipv6-rules} (default: @code{%iptables-accept-all-rules})
+The ip6tables rules to use. It will be passed to @code{ip6tables-restore}.
+This may be any ``file-like'' object (@pxref{G-Expressions, file-like
+objects}).
+@end table
+@end deftp
+
@cindex NTP
@cindex real time clock
@deffn {Scheme Procedure} ntp-service [#:ntp @var{ntp}] @