We need to prevent using the same key for mGRE tunnels, otherwise, we get error
set interfaces tunnel tun1 encapsulation gre set interfaces tunnel tun1 local-ip '0.0.0.0' set interfaces tunnel tun1 address 10.10.10.1/30 set interfaces tunnel tun1 parameters ip key '1' set interfaces tunnel tun1 multicast 'enable' set interfaces tunnel tun2 encapsulation gre set interfaces tunnel tun2 local-ip '0.0.0.0' set interfaces tunnel tun2 address 10.255.10.1/30 set interfaces tunnel tun2 parameters ip key '1' set interfaces tunnel tun2 multicast 'enable'
On commit
vyos@R2# commit [ interfaces tunnel tun2 ] VyOS had an issue completing a command. We are sorry that you encountered a problem while using VyOS. There are a few things you can do to help us (and yourself): - Make sure you are running the latest version of the code available at https://downloads.vyos.io/rolling/current/amd64/vyos-rolling-latest.iso - Consult the forum to see how to handle this issue https://forum.vyos.io - Join our community on slack where our users exchange help and advice https://vyos.slack.com When reporting problems, please include as much information as possible: - do not obfuscate any data (feel free to contact us privately if your business policy requires it) - and include all the information presented below Report Time: 2020-09-24 12:46:35 Image Version: VyOS 1.3-rolling-202009210118 Release Train: equuleus Built by: [email protected] Built on: Mon 21 Sep 2020 01:18 UTC Build UUID: 80edfc66-86d4-46ad-b93a-dbebe39040a8 Build Commit ID: d571b383797719 Architecture: x86_64 Boot via: installed image System type: KVM guest Hardware vendor: QEMU Hardware model: Standard PC (i440FX + PIIX, 1996) Hardware S/N: Hardware UUID: 32e90bec-c310-4ae1-b9b4-2791db77df95 Traceback (most recent call last): File "/usr/libexec/vyos/conf_mode/interfaces-tunnel.py", line 719, in <module> apply(c) File "/usr/libexec/vyos/conf_mode/interfaces-tunnel.py", line 669, in apply tunnel = kls(ifname, **config) File "/usr/lib/python3/dist-packages/vyos/ifconfig/tunnel.py", line 93, in __init__ super().__init__(ifname, **config) File "/usr/lib/python3/dist-packages/vyos/ifconfig/interface.py", line 235, in __init__ self._create() File "/usr/lib/python3/dist-packages/vyos/ifconfig/tunnel.py", line 99, in _create self._cmd('{} {}'.format(self.create.format(**self.config), options)) File "/usr/lib/python3/dist-packages/vyos/ifconfig/control.py", line 51, in _cmd return cmd(command, self.debug) File "/usr/lib/python3/dist-packages/vyos/util.py", line 179, in cmd raise OSError(code, feedback) PermissionError: [Errno 1] failed to run command: ip tunnel add tun2 mode gre local 0.0.0.0 ttl 255 tos inherit key 1 returned: exit code: 1 noteworthy: cmd 'ip tunnel add tun2 mode gre local 0.0.0.0 ttl 255 tos inherit key 1' returned (out): returned (err): add tunnel "gre0" failed: File exists [[interfaces tunnel tun2]] failed Commit failed [edit]