参数资料
型号: KS8995M
厂商: Micrel Inc
文件页数: 18/73页
文件大小: 0K
描述: IC SWITCH 10/100 5PORT 128PQFP
标准包装: 66
系列: *
类型: *
应用: *
安装类型: 表面贴装
封装/外壳: 128-BFQFP
供应商设备封装: 128-PQFP(14x20)
包装: 散装
December 2003
25
M9999-120403
KS8995M
Micrel
Spanning Tree
Process
PTF1
IGMP Process
Port Mirror
Process
Port VLAN
Membership
Check
PTF2
-Check receiving port’s receive enable bit
-Check destination port’s transmit enable bit
-Check whether packets are special (BPDU
or specified)
-Applied to MAC #1 to #4
-MAC#5 is reserved for microprocessor
-IGMP will be forwarded to port 5
-RX Mirror
-TX Mirror
-RX or TX Mirror
-RX and TX Mirror
Figure 6. DA Resolution Flowchart–Stage 2
Start
VLAN ID
VALID?
PTF1=NULL
Search Static
Table
Search complete.
Get PTF1 from
static table
Dynamic
Table
Search
Search complete.
Get PTF1 from
VLAN table
Search complete.
Get PTF1 from
dynamic table
PTF1
-Search VLAN table
-Ingress VLAN filtering
-Discard NPVID check
YES
NO
FOUND
NOT
FOUND
NOT
FOUND
This search is based on
DA or DA+FID
This search is based on
DA+FID
Figure 5. DA Look-Up Flowchart–Stage 1
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