What is the port number of the IPsec Authentication Header packet?()A、IP protocol 50B、TCP port 51C、UDP port 50D、IP protocol 51E、UDP port 51F、TCP port 50

What is the port number of the IPsec Authentication Header packet?()

  • A、IP protocol 50
  • B、TCP port 51
  • C、UDP port 50
  • D、IP protocol 51
  • E、UDP port 51
  • F、TCP port 50

相关考题:

已知H3PO4的Ka1θ=7.6×10-3,Ka2θ=6.3×10-8,Ka3θ=4.4×10-13,则在0.1mol·L-1NaH2PO4溶液中离子浓度由大至小的顺序正确的是() A.Na+、H2PO4-、HPO42-、H3PO4、PO43-;B.Na+、H2PO4-、HPO42-、PO43-、H3PO4;C.Na+、HPO42-、H2PO4-、H3PO4、PO43-;D.Na+、HPO42-、H2PO4-、PO43-、H3PO4;

Na3PO4的Kb1θ等于() A.Kwθ/Ka1θ(H3PO4)B.Kwθ/Ka2θ(H3PO4)C.Kwθ/Ka3θ(H3PO4)D.Ka3θ(H3PO4)/Kwθ

H2PO4-的共轭酸为()。 A、HPO42-B、H3PO4C、PO43-

H2PO4-的共轭碱是() A、H3PO4B、HPO42-C、PO43-D、H3PO4+HPO42-

KH2PO4~K2HPO4组成的缓冲溶液中,抗碱成分是() A.H3PO4B.H2PO4C.HPO42-D.PO43-

难溶化合物Ca3(PO4)2其溶度积的表示应写成()。 A.[Ca2+][PO43-]2B.ksp=[Ca2+]3[PO43-]2C.KspCa3(PO4)2=[Ca2+]3[PO43-]2D.QspCa3(PO4)2=[Ca2+]3[PO43-]2

H2PO4-的共轭碱是:( )。A.H3PO4B.HPO42-C.PO43-D.OH-

在0.1摩尔/升H3PO4溶液中,各种离子浓度由大到小的顺序是 ________。A.PO43->HPO42->H2PO4->H+B.PO43->H+>HPO42->H2PO4-C.H+>H2PO4->HPO42->PO43-

静止土压力P0,主动土压力Pa,被动土压力Pp三者大小关系为:()A.PP≥PO≥PaB.PP>PO>PaC.Pa>PO>PPD.Pa≥PO≥PP

釉质中羟磷灰石晶体的分子式是A.Ca (PO) (OH)B.Ca (PO) (OH)C.Ca (PO) (OH)D.Ca (PO) (OH)E.Ca (PO) (OH)

流体静力学基本方程式可表示为()。A、p=Po+ρghB、p=Po+ρgh/2C、p=Po一ρghD、p=Po一ρgh/2

根据《固定式压力容器安全技术监察规程》TSGR0004的规定,当8.0MPa<Pw≤25.0MPa时(Pw-设备最大工作压力,Po-安全阀的定压),Po值为()。A、Po=Pw+0.18B、Po=1.1PwC、Po=Pw+0.4D、Po=1.05Pw

以下哪两个PO号是伟创力日常使用的号码?()A、PO:1104704666PO:J1AB15699B、PO:2204704666PO:T1AB15699C、PO:3304704666PO:S1AB15699

0.1mol·L-1H3PO4溶液中,其各物种浓度大小次序正确的是()。A、H3PO4〈H2PO4-〈HPO42-〈PO43-B、PO43-〈HPO42-〈H2PO4-〈H3PO4C、H+〉H3PO4〉H2PO4-〉HPO42-D、H3PO4〉H2PO4-〉HPO42-〉H+

喷嘴前的氧压用Po表示,出口氧压用P表示,那么要求()A、Po=PB、PoPC、Po≥PD、Po≤P

转炉炼钢中,炉气中的氧不断的传入金属熔池的条件是()。A、P{炉气}PO2(FeO)PO2[FeO]B、P{炉气}PO2[FeO]PO2(FeO)C、PO2(FeO)PO2[FeO]P{炉气}

阻塞性睡眠呼吸暂停低通气综合征患者血气分析正确的是()A、pO 2 ↓,pCO 2 ↓,pH↑B、pO 2 ↓,pCO 2 ↑,pH↓C、pO 2 ↑,pCO 2 ↑,pH↓D、pO 2 ↓,pCO 2 ↓,pH↓E、pO 2 ↓,pCO 2 ↓,pH↑

将25.00mL0.400mol/LH3PO4和30.00mL0.500mol/LNa3PO4溶液混合并稀释至100.00mL,问最后溶液组成是()。A、H3PO4+NaH2PO4B、Na3PO4+Na2HPO4C、NaH2PO4+Na2HPO4D、H3PO4+Na3PO4

HPO42-的共轭碱是()A、OH-B、H2PO4-C、PO43-D、H3PO4

KH2PO4水溶液的质子条件式为:[H+]+[H3PO4]=[H2PO4-]+[HPO42-]+2[PO43-]+[OH-]。

静止土压力Po,主动土压力Pa,被动土压力Pp三者大小关系为:()A、Pp≥Po≥PaB、Pp>Po>PaC、Pa>Po>PpD、Pa≥Po≥Pp

OSAS(阻塞性睡眠暂停综合征)患者血气分析正确的是()A、pO↓pCO↑pH↑B、pO↑pCO↑pH↓C、pO↓pCO↓pH↑D、pO↓pCO↑pH↓E、pO↓pCO↓pH↓

What must be done in order to automatically close the purchase requisition (PR) after one or more purchase orders (PO) have been created?  ()A、 All PR lines must be assigned to a PO.B、 The PR must be in the Approved status.C、 The PR must enter the workflow process.D、 All manual company input fields must be completed.

索拉非尼的用法用量是()。A、400mg po BidB、400mg po TidC、400mg po QdD、400mg po Qid

单选题用NaOH标准溶液滴定H3PO4第二计量点产物是()ANa3PO4BNa2HPO4CNaH2PO4DH3PO4

多选题PBS中包括哪些成分()A水BNA2HPO4CKH2PO4DNA3PO4EH3PO4

多选题Evaluate the following statements:   CREATE TABLE purchase_orders (po_id NUMBER(4),  po_date TIMESTAMP, supplier_id NUMBER(6), po_total NUMBER(8,2),  CONSTRAINT order_pk PRIMARY KEY(po_id)) PARTITION BY RANGE(po_date)  (PARTITION Q1 VALUES LESS THAN (TO_DATE(?1-apr-2007?d-mon-yyyy?), PARTITION Q2 VALUES LESS THAN  (TO_DATE(?1-jul-2007?d-mon-yyyy?),  PARTITION Q3 VALUES LESS THAN(TO_DATE(?1-oct - 2007?d-mon-yyyy?), PARTITION Q4 VALUES LESS THAN (TO_DATE(?1-jan-2008?d-mon-yyyy?));  CREATE TABLE purchase_order_items (po_id NUMBER(4) NOT NULL, product_id NUMBER(6) NOT NULL, unit_price NUMBER(8,2), quantity NUMBER(8), CONSTRAINT po_items_fk FOREIGN KEY  (po_id) REFERENCES purchase_orders(po_id)) PARTITION BY REFERENCE(po_items_fk);   What are the two consequences of the above statements?()APartitions of PURCHASE_ORDER_ITEMS have system-generated names.BBoth PURCHASE_ORDERS and PURCHASE_ORDER_ITEMS tables are created with four partitions each.CPartitions of the PURCHASE_ORDER_ITEMS table exist in the same tablespaces as the partitions of the PURCHASE_ORDERS table.DThe PURCHASE_ORDER_ITEMS table inherits the partitioning key from the parent table by automatically duplicating the key columns.EPartition maintenance operations performed on the PURCHASE_ORDER_ITEMS table are automatically reflected in the PURCHASE_ORDERS table.

单选题What must be done in order to automatically close the purchase requisition (PR) after one or more purchase orders (PO) have been created?  ()A All PR lines must be assigned to a PO.B The PR must be in the Approved status.C The PR must enter the workflow process.D All manual company input fields must be completed.