<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12pt"><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">Hi,</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri"><span style="mso-spacerun: yes;"> </span>I am using the load
tester plugin (strongswan 5.0.4) and configured the following</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">IKE Initiator </font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">Strongswan.conf:</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">proposal = des-sha1-modp768 <span style="mso-spacerun: yes;"> </span></font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">IKE Responder</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">Ipsec.conf:</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">ike=des-sha1-modp768!</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">While running the scenario, I am getting the following error
message at IKE Responder end and IPSec SA is not getting established. </font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">10[APP] <1> parsed IKE_SA_INIT request 0 [ ]</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">10[IKE] <1> 30.30.30.11 is initiating an IKE_SA</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">10[IKE] <1> ENCRYPTION_ALGORITHM DES_CBC (key size 0)
not supported!</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">10[IKE] <1> key derivation failed</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">10[APP] <1> generating IKE_SA_INIT response 0 [
N(NO_PROP) ]</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">10[NET] <1> sending packet: from 30.30.30.21[500] to
30.30.30.11[500] (36 bytes)</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">Can anyone please suggest what might be the cause behind the
above failure? </font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">Regards,</font></div><div><font face="Times New Roman">
</font></div><div style="margin: 0in 0in 10pt;"><font face="Calibri">Chinmaya</font></div><div><font face="Times New Roman">
</font><br></div></div></body></html>