I'm using ufw and when I connect my vpn, I get may messages similar to the following. Does anybody know what firewall rule I need to reduce/eliminate these messages?

Jul 9 09:55:41 LeosLinux kernel: [59692.053525] Unknown InputIN=ppp0 OUT= MAC= SRC=65.200.11.144 DST=68.68.34.155 LEN=455 TOS=0x00 PREC=0x00 TTL=58 ID=55114 DF PROTO=TCP SPT=80 DPT=50890 WINDOW=10044 RES=0x00 ACK PSH URGP=0
Jul 9 09:55:41 LeosLinux kernel: [59692.053588] Unknown OutputIN= OUT=ppp0 SRC=68.68.34.155 DST=65.200.11.144 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=33596 DF PROTO=TCP SPT=50890 DPT=80 WINDOW=8576 RES=0x00 ACK URGP=0
Jul 9 09:55:41 LeosLinux kernel: [59692.313802] Unknown OutputIN= OUT=ppp0 SRC=192.168.1.2 DST=66.102.7.148 LEN=755 TOS=0x00 PREC=0x00 TTL=64 ID=12925 DF PROTO=TCP SPT=35384 DPT=80 WINDOW=20368 RES=0x00 ACK PSH URGP=0
Jul 9 09:55:42 LeosLinux kernel: [59693.076699] Unknown OutputIN= OUT=ppp0 SRC=192.168.1.2 DST=65.197.197.72 LEN=1400 TOS=0x00 PREC=0x00 TTL=64 ID=53818 DF PROTO=TCP SPT=60263 DPT=80 WINDOW=12864 RES=0x00 ACK PSH URGP=0
Jul 9 09:55:42 LeosLinux kernel: [59693.233801] Unknown OutputIN= OUT=ppp0 SRC=192.168.1.2 DST=66.102.7.148 LEN=755 TOS=0x00 PREC=0x00 TTL=64 ID=12926 DF PROTO=TCP SPT=35384 DPT=80 WINDOW=20368 RES=0x00 ACK PSH URGP=0
Jul 9 09:55:44 LeosLinux kernel: [59695.073125] Unknown OutputIN= OUT=ppp0 SRC=192.168.1.2 DST=66.102.7.148 LEN=755 TOS=0x00 PREC=0x00 TTL=64 ID=12927 DF PROTO=TCP SPT=35384 DPT=80 WINDOW=20368 RES=0x00 ACK PSH URGP=0
Jul 9 09:55:44 LeosLinux kernel: [59695.283800] Unknown OutputIN= OUT=ppp0 SRC=192.168.1.2 DST=65.197.197.72 LEN=1400 TOS=0x00 PREC=0x00 TTL=64 ID=26776 DF PROTO=TCP SPT=60262 DPT=80 WINDOW=13936 RES=0x00 ACK PSH URGP=0
Jul 9 09:55:45 LeosLinux kernel: [59695.552489] Unknown OutputIN= OUT=ppp0 SRC=192.168.1.2 DST=65.197.197.72 LEN=1400 TOS=0x00 PREC=0x00 TTL=64 ID=65237 DF PROTO=TCP SPT=60265 DPT=80 WINDOW=12864 RES=0x00 ACK PSH URGP=0