Merge pull request #100927 from openshift-cherrypick-robot/cherry-pick-98303-to-enterprise-4.20

[enterprise-4.20] OCPBUGS-60895 small correction in metallb docs

Author: slovern

modules/nw-metallb-configure-secondary-interface.adoc

@@ -35,14 +35,14 @@ $ oc patch network.operator cluster -p '{"spec":{"defaultNetwork":{"ovnKubernete
 +
 [source,terminal]
 ----
-$ echo -e "net.ipv4.conf.bridge-net.forwarding = 1\nnet.ipv6.conf.bridge-net.forwarding = 1\nnet.ipv4.conf.bridge-net.rp_filter = 0\nnet.ipv6.conf.bridge-net.rp_filter = 0" | base64 -w0
+$ echo -e "net.ipv4.conf.bridge-net.forwarding = 1" | base64 -w0
 ----
 +
 .Example output
 +
 [source,terminal]
 ----
-bmV0LmlwdjQuY29uZi5icmlkZ2UtbmV0LmZvcndhcmRpbmcgPSAxCm5ldC5pcHY2LmNvbmYuYnJpZGdlLW5ldC5mb3J3YXJkaW5nID0gMQpuZXQuaXB2NC5jb25mLmJyaWRnZS1uZXQucnBfZmlsdGVyID0gMApuZXQuaXB2Ni5jb25mLmJyaWRnZS1uZXQucnBfZmlsdGVyID0gMAo=
+bmV0LmlwdjQuY29uZi5icmlkZ2UtbmV0LmZvcndhcmRpbmcgPSAxCg==
 ----
 
 .. Create the `MachineConfig` CR to enable IP forwarding for the specified secondary interface named `bridge-net`.
@@ -64,7 +64,7 @@ spec:
     storage:
       files:
       - contents:
-          source: data:text/plain;charset=utf-8;base64,bmV0LmlwdjQuY29uZi5icmlkZ2UtbmV0LmZvcndhcmRpbmcgPSAxCm5ldC5pcHY2LmNvbmYuYnJpZGdlLW5ldC5mb3J3YXJkaW5nID0gMQpuZXQuaXB2NC5jb25mLmJyaWRnZS1uZXQucnBfZmlsdGVyID0gMApuZXQuaXB2Ni5jb25mLmJyaWRnZS1uZXQucnBfZmlsdGVyID0gMAo= <2>
+          source: data:text/plain;charset=utf-8;base64,bmV0LmlwdjQuY29uZi5icmlkZ2UtbmV0LmZvcndhcmRpbmcgPSAxCg== <2>
           verification: {}
         filesystem: root
         mode: 420
@@ -114,18 +114,15 @@ $ cat /etc/sysctl.d/enable-global-forwarding.conf
 [source,terminal]
 ----
 net.ipv4.conf.bridge-net.forwarding = 1 
-net.ipv6.conf.bridge-net.forwarding = 1
-net.ipv4.conf.bridge-net.rp_filter = 0
-net.ipv6.conf.bridge-net.rp_filter = 0
 ----
 +
-The output indicates that IPv4 and IPv6 packet forwarding is enabled on the `bridge-net` interface.
+The output indicates that IPv4 forwarding is enabled on the `bridge-net` interface.
 
 [id="nw-enabling-ip-forwarding-globally_{context}"]
 == Enabling IP forwarding globally 
 
 * Enable IP forwarding globally by running the following command:
-
++
 [source,terminal]
 ----
 $ oc patch network.operator cluster -p '{"spec":{"defaultNetwork":{"ovnKubernetesConfig":{"gatewayConfig":{"ipForwarding": "Global"}}}}}' --type=merge