Unifi VPN logging

10[NET] received packet: from 10.0.0.253[500] to 24.9.198.175[500] (408 bytes)
10[ENC] parsed ID_PROT request 0 [ SA V V V V V V V V ]
10[ENC] received unknown vendor ID: 01:52:8b:bb:c0:06:96:12:18:49:ab:9a:1c:5b:2a:51:00:00:00:01
10[IKE] received MS NT5 ISAKMPOAKLEY vendor ID
10[IKE] received NAT-T (RFC 3947) vendor ID
10[IKE] received draft-ietf-ipsec-nat-t-ike-02\n vendor ID
10[IKE] received FRAGMENTATION vendor ID
10[ENC] received unknown vendor ID: fb:1d:e3:cd:f3:41:b7:ea:16:b7:e5:be:08:55:f1:20
10[ENC] received unknown vendor ID: 26:24:4d:38:ed:db:61:b3:17:2a:36:e3:d0:cf:b8:19
10[ENC] received unknown vendor ID: e3:a5:96:6a:76:37:9f:e7:07:22:82:31:e5:ce:86:52
10[IKE] 10.0.0.253 is initiating a Main Mode IKE_SA
10[CFG] selected proposal: IKE:AES_CBC_256/HMAC_SHA1_96/PRF_HMAC_SHA1/MODP_2048
10[ENC] generating ID_PROT response 0 [ SA V V V V ]
10[NET] sending packet: from 24.9.198.175[500] to 10.0.0.253[500] (160 bytes)
08[NET] received packet: from 10.0.0.253[500] to 24.9.198.175[500] (388 bytes)
08[ENC] parsed ID_PROT request 0 [ KE No NAT-D NAT-D ]
08[ENC] generating ID_PROT response 0 [ KE No NAT-D NAT-D ]
08[NET] sending packet: from 24.9.198.175[500] to 10.0.0.253[500] (372 bytes)
05[NET] received packet: from 10.0.0.253[500] to 24.9.198.175[500] (76 bytes)
05[ENC] parsed ID_PROT request 0 [ ID HASH ]
05[CFG] looking for pre-shared key peer configs matching 24.9.198.175...10.0.0.253[10.0.0.253]
05[CFG] selected peer config "lns-l2tp-server"
05[IKE] IKE_SA lns-l2tp-server[199] established between 24.9.198.175[24.9.198.175]...10.0.0.253[10.0.0.253]
05[IKE] scheduling reauthentication in 2890s
05[IKE] maximum IKE_SA lifetime 3430s
05[IKE] DPD not supported by peer, disabled
05[ENC] generating ID_PROT response 0 [ ID HASH ]
05[NET] sending packet: from 24.9.198.175[500] to 10.0.0.253[500] (76 bytes)
06[NET] received packet: from 10.0.0.253[500] to 24.9.198.175[500] (476 bytes)
06[ENC] parsed QUICK_MODE request 1 [ HASH SA No ID ID ]
06[CFG] selected proposal: ESP:AES_CBC_256/HMAC_SHA1_96/NO_EXT_SEQ
06[IKE] received 250000000 lifebytes, configured 0
06[ENC] generating QUICK_MODE response 1 [ HASH SA No ID ID ]
06[NET] sending packet: from 24.9.198.175[500] to 10.0.0.253[500] (188 bytes)
08[NET] received packet: from 10.0.0.253[500] to 24.9.198.175[500] (60 bytes)
08[ENC] parsed QUICK_MODE request 1 [ HASH ]
08[IKE] CHILD_SA lns-l2tp-server{93} established with SPIs cda68721_i 1f3d8a82_o and TS 24.9.198.175/32[udp/1701] === 10.0.0.253/32[udp/1701]
08[CHD] updown:
08[CHD] updown: no response
11[IKE] sending retransmit 3 of request message ID 0, seq 1
11[NET] sending packet: from 24.9.198.175[500] to 75.87.47.34[500] (792 bytes)
15[IKE] sending retransmit 4 of request message ID 0, seq 1
15[NET] sending packet: from 24.9.198.175[500] to 75.87.47.34[500] (792 bytes)
07[KNL] 10.255.255.0 appeared on ppp100000
16[KNL] 10.255.255.0 disappeared from ppp100000
05[KNL] 10.255.255.0 appeared on ppp100000
13[KNL] interface l2tp0 activated