📄 rfc1131.ps

📁 <VC++网络游戏建摸与实现>源代码
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13 r 123 c12(Simple)m13(password)mt-rom.300 @sf 0 1155 p (Using)s13(this)m14(authentication)m13(type,)m14 r 97 c14(64-bit)m13(\014eld)m14(is)m13(con\014gured)m14(on)m13 r 97 c13(per)m(-network)s13(basis.)m23(All)m13(packets)m14(sent)m13(on)m14 r 97 c13(particular)m0 1205 p (network)s10(must)m11(have)m10(this)m10(con\014gured)m10(value)m11(in)m10(their)m10(OSPF)m10(header)m11(64-bit)m10(authentication)m10(\014eld.)m14(This)m10(essentially)m11(serves)m10(as)m10 r 97 c0 1254 p (\\clear)s2 r 34 c10(64-bit)m10(password.)m0 1322 p (This)s14(guards)m13(against)m14(routers)m14(inadvertently)m14(coming)m13(up)m14(in)m14(the)m13(area.)m24(They)m14(must)m14(\014rst)m13(be)m14(con\014gured)m14(with)m13(their)m14(attached)m0 1372 p (networks')s10(passwords)m11(before)m10(they)m11(can)m10(join)m10(the)m11(routing)m10(domain.)mh-med.300 @sf 0 2723 p (Moy)s1693(Page)m11(102)m@eop101 @bop0/Times-Italic /t-ita.300 ReEncodeForTeX /t-ita.300 /t-ita.300 41.666629 TeXPSmakefont def101 @bop1h-med.300 @sf 0 50 p (RFC)s12 r 49 c-3(131)m698(OSPF)m699(October)m11(1989)m300 242 p 1454 2 ru299 292 p 2 50 rut-ita.300 @sf 325 277 p (LS)s10(type)m473 292 p 2 50 ru498 277 p (Link)s11(State)m10(ID)m745 292 p 2 50 ru771 277 p (Advertising)s10(Router)m1111 292 p 2 50 ru1136 277 p (LS)s11(seq)m10(no)m1322 292 p 2 50 ru1348 277 p (LS)s11(age)m1487 292 p 2 50 ru1513 277 p (LS)s10(checksum)m1753 292 p 2 50 ru300 294 p 1454 2 ru299 344 p 2 50 rut-rom.300 @sf 376 329 p 49 c473 344 p 2 50 ru498 329 p (192.1.1.1)s745 344 p 2 50 ru771 329 p (192.1.1.1)s1111 344 p 2 50 ru1207 329 p 42 c1322 344 p 2 50 ru1395 329 p 42 c1487 344 p 2 50 ru1610 329 p 42 c1753 344 p 2 50 ru299 394 p 2 50 ru376 379 p 49 c473 394 p 2 50 ru498 379 p (192.1.1.2)s745 394 p 2 50 ru771 379 p (192.1.1.2)s1111 394 p 2 50 ru1207 379 p 42 c1322 394 p 2 50 ru1395 379 p 42 c1487 394 p 2 50 ru1610 379 p 42 c1753 394 p 2 50 ru299 443 p 2 50 ru376 428 p 49 c473 443 p 2 50 ru498 428 p (192.1.1.3)s745 443 p 2 50 ru771 428 p (192.1.1.3)s1111 443 p 2 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c1487 646 p 2 50 ru1610 631 p 42 c1753 646 p 2 50 ru299 696 p 2 50 ru376 681 p 51 c473 696 p 2 50 ru498 681 p (N6)s745 696 p 2 50 ru771 681 p (192.1.1.3)s1111 696 p 2 50 ru1207 681 p 42 c1322 696 p 2 50 ru1395 681 p 42 c1487 696 p 2 50 ru1610 681 p 42 c1753 696 p 2 50 ru299 746 p 2 50 ru376 731 p 51 c473 746 p 2 50 ru498 731 p (N7)s745 746 p 2 50 ru771 731 p (192.1.1.3)s1111 746 p 2 50 ru1207 731 p 42 c1322 746 p 2 50 ru1395 731 p 42 c1487 746 p 2 50 ru1610 731 p 42 c1753 746 p 2 50 ru299 795 p 2 50 ru376 780 p 51 c473 795 p 2 50 ru498 780 p (N8)s745 795 p 2 50 ru771 780 p (192.1.1.3)s1111 795 p 2 50 ru1207 780 p 42 c1322 795 p 2 50 ru1395 780 p 42 c1487 795 p 2 50 ru1610 780 p 42 c1753 795 p 2 50 ru299 845 p 2 50 ru376 830 p 51 c473 845 p 2 50 ru498 830 p (N9-N1)s(1,H1)s745 845 p 2 50 ru771 830 p (192.1.1.3)s1111 845 p 2 50 ru1207 830 p 42 c1322 845 p 2 50 ru1395 830 p 42 c1487 845 p 2 50 ru1610 830 p 42 c1753 845 p 2 50 ru299 895 p 2 50 ru376 880 p 51 c473 895 p 2 50 ru498 880 p (Ia,Ib)s745 895 p 2 50 ru771 880 p (192.1.1.4)s1111 895 p 2 50 ru1207 880 p 42 c1322 895 p 2 50 ru1395 880 p 42 c1487 895 p 2 50 ru1610 880 p 42 c1753 895 p 2 50 ru299 945 p 2 50 ru376 930 p 51 c473 945 p 2 50 ru498 930 p (N6)s745 945 p 2 50 ru771 930 p (192.1.1.4)s1111 945 p 2 50 ru1207 930 p 42 c1322 945 p 2 50 ru1395 930 p 42 c1487 945 p 2 50 ru1610 930 p 42 c1753 945 p 2 50 ru299 995 p 2 50 ru376 980 p 51 c473 995 p 2 50 ru498 980 p (N7)s745 995 p 2 50 ru771 980 p (192.1.1.4)s1111 995 p 2 50 ru1207 980 p 42 c1322 995 p 2 50 ru1395 980 p 42 c1487 995 p 2 50 ru1610 980 p 42 c1753 995 p 2 50 ru299 1044 p 2 50 ru376 1029 p 51 c473 1044 p 2 50 ru498 1029 p (N8)s745 1044 p 2 50 ru771 1029 p (192.1.1.4)s1111 1044 p 2 50 ru1207 1029 p 42 c1322 1044 p 2 50 ru1395 1029 p 42 c1487 1044 p 2 50 ru1610 1029 p 42 c1753 1044 p 2 50 ru299 1094 p 2 50 ru376 1079 p 51 c473 1094 p 2 50 ru498 1079 p (N9-N1)s(1,H1)s745 1094 p 2 50 ru771 1079 p (192.1.1.4)s1111 1094 p 2 50 ru1207 1079 p 42 c1322 1094 p 2 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c1753 1293 p 2 50 ru300 1295 p 1454 2 ru299 1345 p 2 50 ru376 1330 p 52 c473 1345 p 2 50 ru498 1330 p (N12)s745 1345 p 2 50 ru771 1330 p 82 c-2(T5')m-2 r 115 c9(ID)m1111 1345 p 2 50 ru1207 1330 p 42 c1322 1345 p 2 50 ru1395 1330 p 42 c1487 1345 p 2 50 ru1610 1330 p 42 c1753 1345 p 2 50 ru299 1395 p 2 50 ru376 1380 p 52 c473 1395 p 2 50 ru498 1380 p (N13)s745 1395 p 2 50 ru771 1380 p 82 c-2(T5')m-2 r 115 c9(ID)m1111 1395 p 2 50 ru1207 1380 p 42 c1322 1395 p 2 50 ru1395 1380 p 42 c1487 1395 p 2 50 ru1610 1380 p 42 c1753 1395 p 2 50 ru299 1445 p 2 50 ru376 1430 p 52 c473 1445 p 2 50 ru498 1430 p (N14)s745 1445 p 2 50 ru771 1430 p 82 c-2(T5')m-2 r 115 c9(ID)m1111 1445 p 2 50 ru1207 1430 p 42 c1322 1445 p 2 50 ru1395 1430 p 42 c1487 1445 p 2 50 ru1610 1430 p 42 c1753 1445 p 2 50 ru299 1494 p 2 50 ru376 1479 p 52 c473 1494 p 2 50 ru498 1479 p (N12)s745 1494 p 2 50 ru771 1479 p 82 c-2(T7')m-2 r 115 c9(ID)m1111 1494 p 2 50 ru1207 1479 p 42 c1322 1494 p 2 50 ru1395 1479 p 42 c1487 1494 p 2 50 ru1610 1479 p 42 c1753 1494 p 2 50 ru299 1544 p 2 50 ru376 1529 p 52 c473 1544 p 2 50 ru498 1529 p (N15)s745 1544 p 2 50 ru771 1529 p 82 c-2(T7')m-2 r 115 c9(ID)m1111 1544 p 2 50 ru1207 1529 p 42 c1322 1544 p 2 50 ru1395 1529 p 42 c1487 1544 p 2 50 ru1610 1529 p 42 c1753 1544 p 2 50 ru300 1546 p 1454 2 ru52 1637 p (5.)s21(The)m10(contents)m10(of)m11(any)m10(particular)m11(link)m10(state)m11(advertisement.)m14(For)m10(example,)m10 r 97 c11(listing)m10(of)m11(the)m10(router)m11(links)m10(advertisement)m104 1686 p (for)s10(Area)m11(1,)m10(with)m10(LS)m11(type)m10 r 61 c11 r 49 c10(and)m11(Link)m10(State)m10(ID)m11 r 61 c10(192.1.1.3)m11(is)m10(shown)m10(in)m11(Section)m10(12.3.1.)m52 1769 p (6.)s21 r 65 c10(listing)m10(of)m11(the)m10(entire)m10(routing)m11(table.)m14(Such)m10(listings)m11(are)m10(shown)m10(in)m11(Section)m10 r 49 c(1.)s12(The)m11(routing)m10(table)m11(is)m10(calculated)m10(from)m104 1819 p (the)s11(combined)m11(databases)m11(of)m12(each)m11(attached)m11(area)m11(\(see)m12(Section)m11(16\).)m16(It)m11(may)m11(be)m12(desirable)m11(to)m11(sort)m11(the)m12(routing)m11(table)m11(by)m104 1869 p 84 c-2(ype)m9(of)m11(Service,)m10(or)m11(by)m10(destination,)m10(or)m11 r 97 c10(combination)m11(of)m10(the)m10(two.)mh-med.300 @sf 0 2723 p (Moy)s1693(Page)m11(101)m@eop100 @bop01 /cmmi10.300 @newfontcmmi10.300 @sf[<E0000000780000001E0000000780000001E0000000780000001E0000000780000001E000000078  0000001E00000007800000078000001E00000078000001E00000078000001E00000078000001E0  0000078000001E00000078000000E0000000> 32 24 -3 2 32.286] 62 @dc1 /cmr10.300 @newfontcmr10.300 @sf[<7FFFFFC0FFFFFFE000000000000000000000000000000000000000000000000000000000000000  00FFFFFFE07FFFFFC0> 32 12 -2 -4 32.286] 61 @dc100 @bop1h-med.300 @sf 0 50 p (RFC)s12 r 49 c-3(131)m698(OSPF)m699(October)m11(1989)m313 242 p 1427 2 ru313 292 p 2 50 rut-ita.300 @sf 338 277 p (Interface)s11(IP)m10(addr)m(ess)s701 292 p 2 50 ru727 277 p (state)s905 292 p 2 50 ru931 277 p (cost)s1022 292 p 2 50 ru1047 277 p (DR)s1228 292 p 2 50 ru1254 277 p (Backup)s1434 292 p 2 50 ru1460 277 p 35 c10(nbrs)m1589 292 p 2 50 ru1615 277 p 35 c10(adjs)m1739 292 p 2 50 ru313 294 p 1427 2 ru313 344 p 2 50 rut-rom.300 @sf 338 329 p (192.1.1.3)s701 344 p 2 50 ru727 329 p (DR)s10(other)m905 344 p 2 50 ru954 329 p 49 c1022 344 p 2 50 ru1047 329 p (192.1.1.4)s1228 344 p 2 50 ru1254 329 p (192.1.1.1)s1434 344 p 2 50 ru1502 329 p 51 c1589 344 p 2 50 ru1655 329 p 50 c1739 344 p 2 50 ru313 394 p 2 50 ru338 379 p (192.1.4.3)s701 394 p 2 50 ru727 379 p (DR)s905 394 p 2 50 ru954 379 p 50 c1022 394 p 2 50 ru1047 379 p (192.1.4.3)s1228 394 p 2 50 ru1254 379 p (none)s1434 394 p 2 50 ru1502 379 p 48 c1589 394 p 2 50 ru1655 379 p 48 c1739 394 p 2 50 ru313 395 p 1427 2 ru52 486 p (3.)s21(The)m9(list)m10(of)m9(neighbors)m10(associated)m9(with)m10 r 97 c9(particular)m10(interface.)m14(Each)m9(neighbor)m2 r 39 c-2 r 115 c9(IP)m9(address,)m10(router)m10(ID,)m9(state,)m10(and)m10(the)m104 536 p (length)s10(of)m11(the)m10(three)m10(link)m11(state)m10(advertisement)m11(queues)m10(\(see)m11(Section)m10(10\))m10(to)m11(the)m10(neighbor)m11(is)m10(displayed.)m104 602 p (Suppose)s10(router)m10 r 82 c-1(T4)m9(is)m11(the)m10(Designated)m10(Router)m11(for)m10(network)m10(N3,)m11(and)m10(router)m10 r 82 c-1(T1)m9(is)m10(the)m11(Backup)m10(Designated)m10(router)m-1 r 46 c104 652 p (Suppose)s12(also)m12(that)m13(the)m12(adjacency)m12(between)m12(router)m13 r 82 c-2(T3)m11(and)m13 r 82 c-2(T1)m11(has)m13(not)m12(yet)m12(fully)m12(formed.)m20(The)m12(display)m12(of)m12(router)m104 702 p 82 c-2(T3')m-2 r 115 c8(neighbors)m9(\(associated)m9(with)m8(its)m9(interface)m9(to)m9(network)m9(N3\))m9(may)m9(then)m9(appear)m8(as)m9(follows.)m14(The)m9(display)m8(indicates)m104 752 p (that)s14 r 82 c-1(T3)m13(and)m15 r 82 c-2(T1)m14(are)m14(still)m15(in)m14(the)m15(database)m14(exchange)m14(procedure,)m16(Router)m14 r 82 c-1(T3)m13(has)m15(more)m14(Database)m15(Description)m104 801 p (packets)s13(to)m14(send)m14(to)m13 r 82 c-1(T1,)m13(and)m14 r 82 c-2(T1)m13(has)m14(at)m13(least)m14(one)m13(link)m14(state)m14(advertisement)m13(that)m14 r 82 c-2(T3)m13(doesn')m(t.)s23(Also,)m14(there)m14(is)m14 r 97 c104 851 p (single)s11(link)m11(state)m12(advertisement)m11(that)m11(has)m12(been)m11(\015ooded,)m12(but)m11(not)m11(acknowledged,)m12(to)m11(each)m12(neighbor)m11(that)m11(participates)m104 901 p (in)s11(the)m11(\015ooding)m11(procedure)m11(\(state)mcmmi10.300 @sf 11 r 62 ccmr10.300 @sf 61 ct-rom.300 @sf 11(Exchng\).)m16(\(In)m11(the)m12(following)m11(examples)m11(we)m11(assume)m11(that)m11 r 97 c11(router)m2 r 39 c-2 r 115 c11(Router)m11(ID)m104 951 p (is)s10(assigned)m11(to)m10(be)m10(its)m11(smallest)m10(IP)m11(interface)m10(address\).)m264 1024 p 1526 2 ru263 1074 p 2 50 rut-ita.300 @sf 289 1059 p (Neighbor)s10(IP)m11(addr)m-1(ess)m659 1074 p 2 50 ru684 1059 p (Router)s11(ID)m876 1074 p 2 50 ru902 1059 p (state)s1053 1074 p 2 50 ru1079 1059 p (LS)s10(rxmt)m11(len)m1295 1074 p 2 50 ru1321 1059 p (DB)s10(summ)m11(len)m1569 1074 p 2 50 ru1595 1059 p (LS)s11 r 114 c-1(eq)m9(len)m1789 1074 p 2 50 ru264 1075 p 1526 2 ru263 1125 p 2 50 rut-rom.300 @sf 289 1110 p (192.1.1.1)s659 1125 p 2 50 ru684 1110 p (192.1.1.1)s876 1125 p 2 50 ru902 1110 p (Exchng)s1053 1125 p 2 50 ru1165 1110 p 49 c1295 1125 p 2 50 ru1412 1110 p (10)s1569 1125 p 2 50 ru1670 1110 p 49 c1789 1125 p 2 50 ru263 1175 p 2 50 ru289 1160 p (192.1.1.2)s659 1175 p 2 50 ru684 1160 p (192.1.1.2)s876 1175 p 2 50 ru902 1160 p (2-W)s-2(ay)m1053 1175 p 2 50 ru1165 1160 p 48 c
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