Fixes and enhancements to ATT workflow test

Change-Id: I11d08b4ec26336419ce966016cbeefc59a680226
diff --git a/src/test/cord-api/Tests/WorkflowValidations/ATT_Test001.txt b/src/test/cord-api/Tests/WorkflowValidations/ATT_Test001.txt
index 28bcb92..154b03c 100644
--- a/src/test/cord-api/Tests/WorkflowValidations/ATT_Test001.txt
+++ b/src/test/cord-api/Tests/WorkflowValidations/ATT_Test001.txt
@@ -65,9 +65,9 @@
     Wait Until Keyword Succeeds    60s    2s    Validate Subscriber Status    enabled
     Add Double Vlan Interface on Host    ${dst_ip}    ${dst_user}    ${dst_pass}    ${dst_dp_iface}    ${s_tag}    ${c_tag}
     Add IP Address on Interface on Host    ${dst_ip}    ${dst_user}    ${dst_pass}    ${dst_dp_ip}/24    ${dst_dp_iface}.${stag}.${c_tag}
-    Add Route to Remote Host    ${dst_ip}    ${dst_user}    ${dst_pass}    ${dst_dp_ip}    ${src_gateway}    ${dst_dp_iface}.${stag}.${c_tag}
     Start DHCP Server on Remote Host    ${dst_ip}    ${dst_user}    ${dst_pass}    ${dst_dp_iface}.${stag}.${ctag}
     Send Dhclient Request    ${src_ip}    ${src_user}    ${src_pass}    ${src_iface}
+    Wait Until Keyword Succeeds    60s    5s    IPv4 Address Assigned to DHCP Client    ${src_ip}    ${src_user}    ${src_pass}    ${src_iface}
     Wait Until Keyword Succeeds    60s    5s    Test Ping    PASS    ${src_ip}    ${src_user}    ${src_pass}    ${dst_dp_ip}    ${src_iface}
 
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