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软考网络工程师考试大纲详细 - 百度文库

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Ķ˵ش14ֽӦĽڡ ˵

ij˾100MInternet˾ڲ15̨PCҪܹ2ֱ̨ṩWebE-mail񣬲÷ǽ빫˽ṹͼ4-1ʾ

ͼ4-1

1

ǽNAPTõλҪ루1õĹַ 2

Ƿǽӿڵ

fire(config)# ip address outside 202.134.135.98 255.255.255.252 fire(config)# ip address inside 192.168.46.1 255.255.255.0 fire(config)# ip address dmz 10.0.0.1 255.255.255.0 ãдͼ4-1зǽ˿ڵIPַ

e0 2 e1 3 e2 4

3

1ACLĬִ˳ 5 ʱҪѭ 6 ԭܿضԭԼĬ϶ԭ

2ҪֹIPַΪ198.168.46.8PCȷACLǣ7 Aaccess-list 1 permit ip 192.168.46.0 0.0.0.255 any access-list 1 deny ip host 198.168.46.8 any Baccess-list 1 permit ip host 198.168.46.8 any access-list 1 deny ip 192.168.46.0 0.0.0.255 any Caccess-list 1 deny ip 192.168.46.0 0.0.0.255 any access-list 1 permit ip host 198.168.46.8 any Daccess-list 1 deny ip host 198.168.46.8 any access-list 1 permit ip 192.168.46.0 0.0.0.255 any

4

ڷǽеIJ京壺 global (outside) 1 202.134.135.98-202.134.135.100

8 9

conduit permit tcp host 202.134.135.99 eq www any access-list 10 permit ip any any

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1ϤϵͳĻ֪ʶ 2ϤϵͳĻ֪ʶ

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Iָ֪ʶҪݼ壨⣩ IIָйֱʹãһӦã

IIIָ֪ʶҪȷк弰֪ʶϵܹͽͣʵķۺϡжϵȹãۺӦã

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1.1 Ӳ֪ʶ 1.1.1

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ָϵͳָķࡢ롢ѰַʽCISCRISCI ܣI 1.1.2 洢

洢ʣ뵼洢Ŵ洢洢I 棨͡ܣI ãȡ༶棩I 棨ܣI

洢ϵͳ洢ٻ棩I 1.1.3 ṹ豸 жϡDMAͨSCSII

I/OӿڣRS232USBIEEE1394߽ӿڣI 豸ͺI 1.2 ϵͳ֪ʶ 1.2.1

ϵͳĹܼࣨʱʵʱ硢ֲʽǶʽI

I ں˺жϿƣI ̺̣߳I

1.2.2 洢豸ļ ̵״̬תI

̵㷨ʱתȼռI I

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ƣϵͳӦԣI ָꡢԻ׼I 1.3.3 ϵͳɿ

ɿԼ㣨MTBFMTTRԡʣI ɿƣʧЧȫʧЧI ɿԼϵͳɿԵķ估ƣI RASɿԡԺͿάԣI

2.ϵͳл֪ʶ

2.1 ϵͳ֪ʶ 2.1.1 Ʒ ͹I ṹƣI ƣI

ģơI/Oơ˻ƣI 2.1.2 󷽷

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Ķ˵ش14ֽӦĽڡ ˵ ij˾100MInternet˾ڲ15̨PCҪܹ2ֱ̨ṩWebE-mail񣬲÷ǽ빫˽ṹͼ4-1ʾ ͼ4-1 1 ǽNAPTõλҪ루1õĹַ 2 Ƿǽӿڵ fire(config)# ip address outside 202.134.135.98 255.255.255.252 fire(config)# ip address inside 192.168.46.1 255.255.255.0 fire(config)# ip addre

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