【正文】 t demand, do to。t helpless, because they are still alive, is still a dream, the sun still, we still. Lost, keep memories。 and an exception is better to give than to what 13, don39。 heart tired, calm. Grow up, mature, this society read. Tired and sad, squat down, to their a hug. Because the world no one can sympathize with you, have mercy on you. You cry, tears is your own。t want to face, don39。Rl(config)accresslist 300 permit ip ；配置 ACL Rl(config)crypto map vpntest 1 ipsecisakmp ；創(chuàng)建 crypto map 名字為 vpntest Rl(configcryptomap)set peer ；指定鏈路對端 lP 地址Rl(configcryptomap)set transfromset link ；指定傳輸模式 link Rl(configcryptomap)match address 300 ；指定應(yīng)用訪控列表 Rl(config) interface seria10/0 Rl(configif)crypto map(12) ；應(yīng)用到接口 （英文版 ） easily blame, to prevent the broken window effect. Supervise the leading cadres to play an exemplary role, take the lead in the strict implementation of the code and rule , lead to safeguard the solemnity and authority of the party discipline, ensure that the party discipline and the laws and regulations for implementation in place. Throughout the discipline in the daily supervision and management , strengthen supervision and inspection, from the thorough investigation of violations of discipline behavior. Strengthen to key areas, key departments and key projects as well as the masses reflect the concentration of the units and departments for supervision. strengthening supervision, discipline inspection and supervision of cadres to set an example for pliance with the code and rule is a man must be hexyl, blacksmith needs its own hardware. Discipline inspection ans as the executor of the party discipline, and supervisor of the defenders, for its supervision must be more strictly, discipline inspection and supervision of cadres to firmly establish the awareness of Party Constitution, sense of discipline and rules consciousness, politics loyalty, sense obey. Action speak Ji Ordinance to set an example of the regulations of the rule of law, strengthen supervision and accept the supervision of the firmness and consciousness, do ply with and . To firmly establish the discipline must first be disciplined, the supervisor will be subject to the supervision of concept, and consciously safeguard and implement party passes party, take the lead in practicing three strict real strict, so loyal, clean, play. To be good at learning, the Constitution and the code as morality, politics and brought to fruition。 ServerA 的 IPSec 規(guī)則設(shè)置中（圖 44），指定的隧道端點 IP 地 址應(yīng)設(shè)為 (11)?！菊f明】某企業(yè)在部門 A 和部門 B 分別搭建了局域網(wǎng)，兩局域網(wǎng)通過兩臺 Windows Server 2020 服務(wù)器連通，如圖 41所示，要求采用 IPSec 安全機制，使得部門 A 的主機 PC1 可以安全訪問部門 B 的服務(wù)器S1。} 試題三（共 15 分）閱讀下列說明，回答問題 l 至問題 6，將解答填入答題紙對應(yīng)的解答欄內(nèi)。 sub Netmask {range 。 【問題 1】（ 5 分，每空 1 分）根據(jù)公司網(wǎng)絡(luò)需求分析，設(shè)計人員設(shè)計的網(wǎng)絡(luò)拓撲結(jié)構(gòu)如圖 12 所示。(67) D ●安全電子郵件使用 (68)協(xié)議。 (60) B． 21 C． 23 B ●路由器命令“ Router(config) accesslist l deny ”的含義是 (61)。(50)A．傳遞路由信息 B．報告通信故障 C．分配網(wǎng)絡(luò)地址 D．管理用戶連接(51)A．回聲請求 B．掩碼請求 C．源抑制． D．路由重定向 B,C ● lP地址分為公網(wǎng)地 址和私網(wǎng)地址，以下地址中屬于私網(wǎng)地址的是 (52)。 (42)A．釣魚網(wǎng)站仿冒真實網(wǎng)站的 URL地址 B．釣魚網(wǎng)站是一種網(wǎng)絡(luò)游戲 C．釣魚網(wǎng)站用于竊取訪問者的機密信息 D．釣魚網(wǎng)站可以通過 Email傳播網(wǎng)址 B ●支持安全 WEB服 務(wù)的協(xié)議是 (43)。 (33) A. pingB. arpaC. statrD. tracertd C ●下面的 Linux命令中，能關(guān)閉系統(tǒng)的命令是 (34)。 (21)A．鏈路狀態(tài) B．距離矢量 C．固定路由 D．集中式路由 (22) B． 15 C． 31 D． 255(23)A．距離最短 B．時延最小 C．流量最小 D．路徑最空閑 B,B,A ● OSPF協(xié)議使用 (24)報文來保持與其鄰居的連接。 (10)A．在中國銷售， M需要向 L支付專利許可使用費 B．返銷美國， M不需要向 L支付專利許可使用費 C．在其他國家銷售， M需要向 L支付專利許可使用費 D．在中國銷售， M不需要向 L支付專利許可使用費 D ● 網(wǎng)絡(luò)中存在各種交換設(shè)備，下面的說法中錯誤的是 (11)。 (3)A．地址 B．先入后出的方式 C．內(nèi)容 D．先入先出的方式 C ●若 CPU要執(zhí)行的指令為： MOV R1， 45（即將數(shù)值 45傳送到寄存器 R1中），則該指令中采用的尋址方式為 (4) 。 (4) A．直接尋址和立即尋址 B．寄存器尋址和立即尋址 C．相對尋址和直接尋址 D．寄存器間接尋址和直接尋址 B ●數(shù)據(jù)流圖 (DFD)對系統(tǒng)的功能和功能之間的數(shù)據(jù)流進行建模，其中頂層數(shù)據(jù)流圖描述了系統(tǒng)的 (5) 。 (11)A．以太網(wǎng)交換機根據(jù) MAC地址進行交換 B．幀 中繼交換機只能根據(jù)虛電路號 DLCI進行交換 C．三層交換機只能根據(jù)第三層協(xié)議進行交換 D． ATM交換機根據(jù)虛電路標(biāo)識進行信元交換 C ●通過以太網(wǎng)交換機連接的一組工作站 (12)。下面關(guān)于 OSPF拓撲數(shù)據(jù)庫的描述中，正確的是 (25)。 (34) A. . lgout B ●在 Linux中， DNS服務(wù)器的配置文件是 (35)。 (43) A ●甲和乙要進行通信，甲對發(fā)送的消息附加了數(shù)字簽名，乙收到該消息后利用 (44)驗證該消息的真實性。 (52) , A ●如果子網(wǎng) ，則下面的結(jié)論中正確的是 (53)。(61)A．不允許源地址為 的分組通過 B．允許源地址為 , 的分組通過 C．不允許目標(biāo)地址為 的分組通過 D．允許目標(biāo)地址為 的分組通過 A ● 局域網(wǎng)沖突時槽的計算方法如下。 (68) A ●建筑物綜合布線系統(tǒng)中的園區(qū)子系統(tǒng)是指 (69)。 1．根據(jù)網(wǎng)絡(luò)需求描述和網(wǎng)絡(luò)拓撲結(jié)構(gòu)，圖 12 中介質(zhì) 1 應(yīng)選用 (1)；介質(zhì) 2 應(yīng)選用 (2)；介質(zhì) 3 應(yīng)選用 (3)。 defaultleasetime (3) : maxleasetime 14400?！菊f明】網(wǎng)絡(luò)拓撲結(jié)構(gòu)如圖 31 所示，其中 Web 服務(wù)器 Webserverl 和 Webserver2 對應(yīng)同一域名 ， DNS服務(wù)器采用 Windows Server 2020 操作系統(tǒng)。 【問題 1】（ 3 分，每空 1 分） IPSec 工作在 TCP/IP 協(xié)議棧的 (1)層，為 TCP/IP 通信提供訪問控制、數(shù)據(jù)完整性、數(shù)據(jù)源驗證、抗重放攻擊、機密性等多種安全服務(wù)。 試題五（共 15 分）閱讀以下說明，回答問題 1 至問題 2，將解答填入答題紙對應(yīng)的解答欄內(nèi)。 to implement , do not want to, dare not, not with disciplinary ruler to supervision。t be narrowminded. Poke to care, is a kind of openminded, a free and easy. 5, I am not afraid of others behind me a knife, I afraid to look back and see stab me, is my intention to treat people。 you pain, no one can understand. Then you only tears to smile. 8, each people have youth, Each youth are a story, the life of the world never gets easier, I want what, wish the world all know, as has been the same。t envy him A sum of, don39。 to get, must work to。 life is a simple, calm and peaceful. Always not to choose their own path and regret, life is like a train, the scenery and then the United States will retreat, the passage of time and encounter will eventually drifting further and further away, before is always himself. 25, everyone has a weakness, weakness is true humanity. That has no weakness, a shallow person. That people think there is no weakness, mostly false. Life has shortings, there