2025-09-02 23:51:21 logid=0100030101 type="traffic" subtype="forward" level="notice" vd="root" eventtime=1756857081 srcip=192.168.1.10 dstip=10.0.0.5 srcintf="port1" dstintf="port2" action="accept" proto=6 service="HTTP" duration=30 sentbyte=1234 rcvdbyte=5678
2025-09-02 23:51:22 logid=0100030101 type="traffic" subtype="forward" level="notice" vd="root" eventtime=1756857082 srcip=203.0.113.1 dstip=10.0.0.10 srcintf="wan1" dstintf="internal" action="deny" proto=17 service="UDP" dstport=53 duration=0 sentbyte=0 rcvdbyte=0 policyid=0 policyname="deny_all"
2025-09-02 23:51:23 logid=0100030101 type="traffic" subtype="forward" level="notice" vd="root" eventtime=1756857083 srcip=172.16.20.50 dstip=10.0.0.20 srcintf="port3" dstintf="port2" action="accept" proto=6 service="SSH" duration=120 sentbyte=5000 rcvdbyte=2000
(…중략…)

위 방화벽 로그에서 공통된 차단 패턴과 비정상 접속 시도를 요약해 줘.