Re: [vpp-dev] Overlapping IP/subnet support on base/vlan interface

2018-08-14 Thread Michael Yu
as well as VLAN 11 and VLAN 12 packets. This sounds like an IRB use case to me. Please see https://wiki.fd.io/view/VPP/Command-line_Interface_(CLI)_Guide#VLAN_Tag_Rewrite HTH... Dave From: vpp-dev@lists.fd.io<mailto:vpp-dev@lists.fd.io> mailto:vpp-dev@lists.fd.io>> On Behalf Of Mic

Re: [vpp-dev] Overlapping IP/subnet support on base/vlan interface

2018-08-14 Thread Michael Yu
Hello Ole, I just had a try on VRF, probably this is what I am looking for. Regarding to the FIB lookup, we don’t want to rely on the standard route procedure performed in lookup node. We are thinking about some product specific logic to decide which VLAN to tag the packet and which interface

Re: [vpp-dev] Overlapping IP/subnet support on base/vlan interface

2018-08-13 Thread Michael Yu
Hello, I have checked the latest code in master branch and confirm ” VPP does not support multiple interfaces in the same subnet” is still true. And I can understand the commit https://gerrit.fd.io/r/#/c/8057/ is to expand the check of overlapping subnet to all interfaces in the same table/VRF.

[vpp-dev] Overlapping IP/subnet support on base/vlan interface

2018-08-13 Thread Michael Yu
Hello Neale and VPP experts, We have one use case to support in VPP, to configure overlapping IP on flat interface and VLAN sub-interface, like below: Eth1-- 13.13.13.114 Eth1.11 -- 13.13.13.114 Eth1.12 -- 13.13.13.114 But we found that this kind of configuration is not supported yet and