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| -rw-r--r-- | docs/configuration/policy/examples.rst | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/docs/configuration/policy/examples.rst b/docs/configuration/policy/examples.rst index 2d44f4bc..ca860945 100644 --- a/docs/configuration/policy/examples.rst +++ b/docs/configuration/policy/examples.rst @@ -182,3 +182,32 @@ Add multiple source IP in one rule with same priority set policy local-route rule 101 source '203.0.113.253' set policy local-route rule 101 source '198.51.100.0/24' +########################### +Clamp MSS for a specific IP +########################### + +This example shows how to target an MSS clamp (in our example to 1360 bytes) +to a specific destination IP. + +.. code-block:: none + + set policy route IP-MSS-CLAMP rule 10 description 'Clamp TCP session MSS to 1360 for NN.NNN.NNN.NNN' + set policy route IP-MSS-CLAMP rule 10 destination address 'NN.NNN.NNN.NNN/32' + set policy route IP-MSS-CLAMP rule 10 protocol 'tcp' + set policy route IP-MSS-CLAMP rule 10 set tcp-mss '1360' + set policy route IP-MSS-CLAMP rule 10 tcp flags 'SYN' + +To apply this policy to the correct interface, configure it on the +interface the inbound local host will send through to reach our +destined target host (in our example eth1). + +.. code-block:: none + + set interfaces ethernet eth1 policy route IP-MSS-CLAMP + +You can view that the policy is being correctly (or incorrectly) utilised +with the following command: + +.. code-block:: none + + show policy route statistics |