From 68426231a56161591bfc15afbd392320e6499c64 Mon Sep 17 00:00:00 2001
From: aalami90 <43780877+aalami90@users.noreply.github.com>
Date: Thu, 16 Nov 2023 00:21:01 +0100
Subject: [PATCH] [cli] adding set ipv4 CIDR for NAT64 in README (#9511)

---
 src/cli/README.md | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/cli/README.md b/src/cli/README.md
index 9bc0ffb3e..16034a228 100644
--- a/src/cli/README.md
+++ b/src/cli/README.md
@@ -2341,6 +2341,21 @@ Gets the IPv4 configured CIDR in the NAT64 translator.
 Done
 ```
 
+### nat64 cidr \<IPv4 address\>
+
+Sets the IPv4 CIDR in the NAT64 translator.
+
+Note:
+
+- `OPENTHREAD_CONFIG_NAT64_TRANSLATOR_ENABLE` is required.
+- A valid CIDR must have a non-zero prefix length.
+- When updating the CIDR, NAT64 translator will be reset and all existing sessions will be expired.
+
+```bash
+> nat64 cidr 192.168.100.0/24
+Done
+```
+
 ### nat64 disable
 
 Disable NAT64 functions, including the translator and the prefix publishing.