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Diffstat (limited to 'Documentation/networking/ipvlan.txt')
| -rw-r--r-- | Documentation/networking/ipvlan.txt | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/Documentation/networking/ipvlan.txt b/Documentation/networking/ipvlan.txt index bfa91c77a4c9..812ef003e0a8 100644 --- a/Documentation/networking/ipvlan.txt +++ b/Documentation/networking/ipvlan.txt @@ -25,7 +25,7 @@ using IProute2/ip utility. ip link add link <master> name <slave> type ipvlan [ mode MODE ] [ FLAGS ] where MODE: l3 (default) | l3s | l2 - FLAGS: bridge (default) | private + FLAGS: bridge (default) | private | vepa e.g. (a) Following will create IPvlan link with eth0 as master in @@ -35,6 +35,8 @@ using IProute2/ip utility. bash# ip link add link eth0 name ipvl0 type ipvlan mode l2 bridge (c) This command will create an IPvlan device in L2 private mode. bash# ip link add link eth0 name ipvlan type ipvlan mode l2 private + (d) This command will create an IPvlan device in L2 vepa mode. + bash# ip link add link eth0 name ipvlan type ipvlan mode l2 vepa 4. Operating modes: @@ -77,6 +79,14 @@ themseleves apart from talking through the master device. If this option is added to the command-line, the port is set in private mode. i.e. port wont allow cross communication between slaves. +5.3 vepa: + If this is added to the command-line, the port is set in VEPA mode. +i.e. port will offload switching functionality to the external entity as +described in 802.1Qbg +Note: VEPA mode in IPvlan has limitations. IPvlan uses the mac-address of the +master-device, so the packets which are emitted in this mode for the adjacent +neighbor will have source and destination mac same. This will make the switch / +router send the redirect message. 6. What to choose (macvlan vs. ipvlan)? These two devices are very similar in many regards and the specific use |