<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: Times New Roman; font-size: 12pt; color: #000000'>Hi Networking SFC team<br><div><div style="font-family: Times New Roman; font-size: 12pt; color: #000000"><div dir="ltr"><br>I need some help in using the openstack Networking-SFC for service chaining.<br> <br> I am trying out Openstack networking-SFC on the devstack VM. <br> I brought up AllInOne Devstack(master branch) on the Ubuntu VM on the VirtualBox.<br> I am trying out the following scenario<br> <br> |--------------| |--------------| |--------------| <br> | VM-SRC | | VM-SF | | VM-DST |<br> |--------------| |--------------| |--------------|<br> p1 | p2 | |p3 p4 |<br> | | | |<br> | | | |<br>Net1---------------------------------------------------------------------------------------------<br><br><br><div>I am using "cirros-0.3.4-x86_64-uec" image for bringing up VM-SRC, VM-DST and VM-SF<br><br>I got struck in enabling the "cirros-0.3.4-x86_64-uec" VM for forwarding the packets coming from Ingress-Port(p2) to Egress-Port(P3)<br>I think we can use IPTables rules for enabling VM to forward packets from Ingress-Port to Egress-Port, but the basic cirros-0.3.4-x86_64-uec<br>image does not contain IPTables also, I tried to enable external connectivity for the VM using Floating-IP, I am able to ssh to "VM-SF" from devstack VM using<br>floating-IP, but not able to connect to to external world from VM-SF, and I could not even find yum-install on the cirros-0.3.4-x86_64-uec image for installing.<br><br>I want to know if there is any VM with minimal footprint(like UFM) which can be brought up on the virtualBox setup to act as Service Function which enables forwarding. <br>Also can anybody give me the steps how to make cirros-0.3.4-x86_64-uec image to act as Service Function for forwarding traffic.<br><br>Thanks in Advance<br>Ravi<br></div></div>
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