From bab8bd3f5a23d44faf0b67e50526ff3841ceff9b Mon Sep 17 00:00:00 2001 From: srividya0208 Date: Sun, 11 Apr 2021 13:47:02 -0400 Subject: T3458-e::tunnel interface:added GRETAP section for 1.3 ver added the command configuration for gretap and corrected the syntax in dhcp-relay example --- docs/configuration/interfaces/tunnel.rst | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'docs/configuration') diff --git a/docs/configuration/interfaces/tunnel.rst b/docs/configuration/interfaces/tunnel.rst index d2d63ce2..22648095 100644 --- a/docs/configuration/interfaces/tunnel.rst +++ b/docs/configuration/interfaces/tunnel.rst @@ -201,6 +201,22 @@ An example: set interfaces tunnel tun0 address 172.16.17.18/24 set interfaces tunnel tun0 parameters ip key 20 +GRETAP +^^^^^^ + +While normal GRE is for layer 3, GRETAP is for layer 2. GRETAP can encapsulate +Ethernet frames, thus it can be bridged with other interfaces to create +datalink layer segments that span multiple remote sites. + +Layer 2 GRE example: + +.. code-block:: none + + set interfaces bridge br0 member interface eth0 + set interfaces bridge br0 member interface tun0 + set interfaces tunnel tun0 encapsulation gretap + set interfaces tunnel tun0 local-ip 198.51.100.2 + set interfaces tunnel tun0 remote-ip 203.0.113.10 Troubleshooting ^^^^^^^^^^^^^^^ -- cgit v1.2.3