diff --git a/libraries/utils.robot b/libraries/utils.robot
index 24397b4..91a431c 100644
--- a/libraries/utils.robot
+++ b/libraries/utils.robot
@@ -302,3 +302,22 @@
     Run Process   kubectl    delete    pod    announcer
     Run Process    kubectl    run    announcer    -ti    --restart    Never    --image    ubuntu
     ...     bash    --    -c    echo; sleep 1; echo ${message}; sleep 1; date --rfc-3339\=n ; sleep 1; echo; sleep 1
+
+Clean Up Linux
+    [Documentation]    Kill processes and clean up interfaces on src+dst servers
+    FOR    ${I}    IN RANGE    0    ${num_onus}
+        ${src}=    Set Variable    ${hosts.src[${I}]}
+        ${dst}=    Set Variable    ${hosts.dst[${I}]}
+        Run Keyword And Ignore Error    Kill Linux Process    [w]pa_supplicant    ${src['ip']}
+        ...    ${src['user']}    ${src['pass']}    ${src['container_type']}    ${src['container_name']}
+        Run Keyword And Ignore Error    Kill Linux Process    [d]hclient    ${src['ip']}
+        ...    ${src['user']}    ${src['pass']}    ${src['container_type']}    ${src['container_name']}
+        Run Keyword If    '${dst['ip']}' != '${None}'    Run Keyword And Ignore Error
+        ...    Kill Linux Process    [d]hcpd    ${dst['ip']}    ${dst['user']}
+        ...    ${dst['pass']}    ${dst['container_type']}    ${dst['container_name']}
+        Delete IP Addresses from Interface on Remote Host    ${src['dp_iface_name']}    ${src['ip']}
+        ...    ${src['user']}    ${src['pass']}    ${src['container_type']}    ${src['container_name']}
+        Run Keyword If    '${dst['ip']}' != '${None}'    Delete Interface on Remote Host
+        ...    ${dst['dp_iface_name']}.${src['s_tag']}    ${dst['ip']}    ${dst['user']}    ${dst['pass']}
+        ...    ${dst['container_type']}    ${dst['container_name']}
+    END