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Diffstat (limited to 'docs/configuration/interfaces')
| -rw-r--r-- | docs/configuration/interfaces/tunnel.rst | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/docs/configuration/interfaces/tunnel.rst b/docs/configuration/interfaces/tunnel.rst index 576c3c55..bd7a8460 100644 --- a/docs/configuration/interfaces/tunnel.rst +++ b/docs/configuration/interfaces/tunnel.rst @@ -1,4 +1,4 @@ -:lastproofread: 2022-08-26 +:lastproofread: 2023-01-26 .. _tunnel-interface: @@ -114,12 +114,12 @@ over either IPv4 (gre) or IPv6 (ip6gre). Configuration ^^^^^^^^^^^^^ -A basic configuration requires a tunnel source (source-address), a tunnel destination -(remote), an encapsulation type (gre), and an address (ipv4/ipv6). Below is a -basic IPv4 only configuration example taken from a VyOS router and a Cisco IOS -router. The main difference between these two configurations is that VyOS -requires you explicitly configure the encapsulation type. The Cisco router -defaults to GRE IP otherwise it would have to be configured as well. +A basic configuration requires a tunnel source (source-address), a tunnel +destination (remote), an encapsulation type (gre), and an address (ipv4/ipv6). +Below is a basic IPv4 only configuration example taken from a VyOS router and +a Cisco IOS router. The main difference between these two configurations is +that VyOS requires you explicitly configure the encapsulation type. The Cisco +router defaults to GRE IP otherwise it would have to be configured as well. **VyOS Router:** @@ -203,22 +203,21 @@ An example: set interfaces tunnel tun0 address 172.16.17.18/24 set interfaces tunnel tun0 parameters ip key 20 -GRE-Bridge -^^^^^^^^^^ +GRETAP +^^^^^^^ -While normal GRE is for layer 3, GRE-Bridge is for layer 2. GRE-Bridge 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: +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. .. 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 source-address 192.0.2.100 - set interfaces tunnel tun0 remote 192.0.2.1 + set interfaces tunnel tun0 source-address 198.51.100.2 + set interfaces tunnel tun0 remote 203.0.113.10 + Troubleshooting ^^^^^^^^^^^^^^^ |