ERROR: invalid transform-id=4 in IPCOM VPN Fritzbox pf-sense
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Hello,
my avm fritz.box -> pfsense tunnel is working - but i get some "errors" that i would like to understand better.
Does anyone know what these error meansracoon: INFO: purging spi=219210420.
racoon: []: INFO: respond new phase 2 negotiation: 109.235.x.x[4500]<=>85.x.x.96[4500]
racoon: INFO: Update the generated policy : 192.168.70.0/24[0] 192.168.71.0/24[0] proto=any dir=in
racoon: ERROR: invalid transform-id=4 in IPCOMP.
racoon: ERROR: invalid transform-id=4 in IPCOMP.
racoon: ERROR: invalid transform-id=4 in IPCOMP.
racoon: ERROR: invalid transform-id=4 in IPCOMP.
racoon: ERROR: invalid transform-id=4 in IPCOMP.
racoon: ERROR: invalid transform-id=4 in IPCOMP.
racoon: ERROR: invalid transform-id=4 in IPCOMP.
racoon: ERROR: invalid transform-id=4 in IPCOMP.
racoon: ERROR: invalid transform-id=4 in IPCOMP.
racoon: ERROR: invalid transform-id=4 in IPCOMP.
racoon: INFO: Adjusting my encmode UDP-Tunnel->Tunnel
racoon: INFO: Adjusting peer's encmode UDP-Tunnel(3)->Tunnel(1)
racoon: NOTIFY: the packet is retransmitted by 85.x.x.96[4500] (1).
racoon: []: INFO: IPsec-SA established: ESP 109.235.x.x[500]->85.x.x.96[500] spi=138113439(0x83b719f)
racoon: []: INFO: IPsec-SA established: ESP 109.235.x.x[500]->85.x.x.96[500] spi=2607045018(0x9b64599a)
racoon: []: INFO: initiate new phase 2 negotiation: 109.235.62.153[4500]<=>85.x.x.96[4500]
racoon: INFO: NAT detected -> UDP encapsulation (ENC_MODE 1->3).
racoon: WARNING: attribute has been modified.
racoon: INFO: Adjusting my encmode UDP-Tunnel->Tunnel
racoon: INFO: Adjusting peer's encmode UDP-Tunnel(3)->Tunnel(1)
racoon: []: INFO: IPsec-SA established: ESP 109.235.x.x[500]->85.x.x.96[500] spi=85503470(0x518adee)
racoon: []: INFO: IPsec-SA established: ESP 109.235.x.x[500]->85.x.x.96[500] spi=491009834(0x1d44372a) -
IIRC that means it is trying to use compression with IPsec which we don't have support for.
