S6520X-EI 三层转发的过路ntp报文会上cpu吗?
会上cpu,因为marvel芯片限制,设备针对三层转发的NTP都会匹配上cpu,无法区分目的ip是否自己。
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Acl-Type RX IPv4 Middle, Stage IPCL 2, Global, Installed, Active
Prio Mjr/Sub 0x30b/0x17, RuleFormat INGRESS_EXT_NOT_IPV6, Vtcame/Idx 8/29,
Rule Match --------
Global range
IP protocol: udp
IP Type: Any IPv4 packet
L4 Source Port: 0x7b, 0xffff
L4 Dst Port: 0x7b, 0xffff
Mac to me: 1
Actions --------
Account mode packets, green and non-green
Redirect : Trap to cpu
Change CPU pkt COS 3
Red Deny
Red_Copy_to_cpu : No
Yel Deny
Yel_Copy_to_cpu : No
MatchedName:71, UCAST_NTP
Skip the following PCL lookups
Accounting: Hi 0, Lo 0
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