191 lines
4.3 KiB
TeX
191 lines
4.3 KiB
TeX
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\input epsf.tex
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\language=\czech
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\chyph
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\hsize=170mm
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\vsize=250mm
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\nopagenumbers
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\font\srm=csss12 scaled \magstep3
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\font\stit=csb12 scaled \magstep3
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\font\sem=csssbx12 scaled \magstep3
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\font\sit=csssi12 scaled \magstep3
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\font\stt=cstt12 scaled \magstep3
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\font\stitle=cscsc12 scaled \magstep4
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\baselineskip=25pt
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\lineskip=2.1pt
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\parindent=0pt
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\parskip=4pt
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\def\em#1{{\emfont #1}}
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\srm
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\font\rmfont=cmr10 scaled \magstep4
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\font\ttfont=cmtt10 scaled \magstep4
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\font\ifont=cmmi10 scaled \magstep4
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\font\symfont=cmsy10 scaled \magstep4
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\font\exfont=cmex10 scaled \magstep4
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\font\rmfonts=cmr7 scaled \magstep4
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\font\ifonts=cmmi7 scaled \magstep4
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\font\symfonts=cmsy7 scaled \magstep4
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\font\exfonts=cmex7 scaled \magstep4
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\textfont0=\rmfont
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\textfont1=\ifont
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\textfont2=\symfont
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\textfont3=\exfont
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\scriptfont0=\rmfonts
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\scriptfont1=\ifonts
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\scriptfont2=\symfonts
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\scriptfont3=\exfonts
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\newbox\birdbox
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{\epsfxsize=2em\global\setbox\birdbox=\hbox{\epsfbox{logo.eps}}}
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\def\slide#1{\begingroup
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\ifx:#1:\else
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\line{\vrule width 0pt height 25pt depth 4pt \stit #1\hfill\smash{\lower1ex\copy\birdbox}}
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\medskip
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\hrule height 2pt
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\bigskip
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\fi
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}
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\def\endslide{\vfill\eject\endgroup}
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\def\\{\hfil\break}
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\def\itemize#1{\par{\advance\leftskip by 35pt{\parskip=5pt #1}\par}}
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\def\:{\par\leavevmode\llap{$\bullet$\hskip 7pt}}
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\def\>{\par\leavevmode\llap{$\circ$\hskip 7pt}}
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\slide{}
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\vglue 1in
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\centerline{\epsfxsize=0.6\hsize\epsfbox{logo.eps}}
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\centerline{\vbox{\offinterlineskip\halign{#\cr
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\stitle Bird Internet Routing Daemon\cr
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\noalign{\medskip}%
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\leaders\hrule height 2pt\hfil\cr}}}
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\vskip 0.5in
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\centerline{\vbox{\sit\halign{\hfil # & # \hfil \cr
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Vedouc<EFBFBD>: & RNDr. Libor Forst \cr
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T<EFBFBD>m: & Ond<6E>ej Filip, Pavel Machek, Martin Mare<72> \cr
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Home: & http:/\kern-0.2em/bird.network.cz/ \cr
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E-mail: & bird@bird.network.cz \cr}}}
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\endslide
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\slide{Propojov<EFBFBD>n<EFBFBD> s<>t<EFBFBD> a routing}
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\medskip
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\centerline{\epsfxsize=0.9\hsize\epsfbox{obr1.eps}}
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\endslide
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\slide{S<EFBFBD>t<EFBFBD> jsou p<><70>li<6C> velk<6C> $\Rightarrow$ Autonomn<6D> syst<73>my}
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\medskip
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\centerline{\epsfxsize=0.9\hsize\epsfbox{obr2.eps}}
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\endslide
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\slide{C<EFBFBD>le projektu}
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\itemize{
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\:podpora v<>ech b<><62>n<EFBFBD>ch routovac<61>ch protokol<6F>\\a snadn<64> p<>id<69>v<EFBFBD>n<EFBFBD> nov<6F>ch
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\:IPv4 i IPv6
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\:v<EFBFBD>m<EFBFBD>na dat mezi r<>zn<7A>mi protokoly
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\:policy routing
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\:snadn<EFBFBD> konfigurace a <20>dr<64>ba
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\:kvalitn<EFBFBD> dokumentace
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\:minim<EFBFBD>ln<EFBFBD> z<>vislost na pou<6F>it<69>m OS
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}
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\endslide
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\slide{Implementovan<EFBFBD> protokoly}
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\itemize{
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\:RIP v2 (Routing Information Protocol)
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\itemize{
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\>intern<EFBFBD> protokol
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\>distance vector (Bellman-Ford)
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\>pomal<EFBFBD> konvergence, omezen<65> pr<70>m<EFBFBD>ru s<>t<EFBFBD>
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\>IPv4 i IPv6
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}
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\:OSPF v2 (Open Shortest Path First)
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\itemize{
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\>intern<EFBFBD> protokol
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\>link state algorithm (Dijkstra)
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\>rychl<EFBFBD> konvergence, ale velmi slo<6C>it<69>
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\>zat<EFBFBD>m pouze IPv4
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}
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\:BGP v4 (Border Gateway Protocol)
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\itemize{
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\>extern<EFBFBD> protokol (jedin<69> dnes pou<6F><75>van<61>)
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\>path vector
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\>rychl<EFBFBD> konvergence, neomezen<65> filtrace
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\>IPv4 i IPv6
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}
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}
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\endslide
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\slide{Propojen<EFBFBD> protokol<6F>}
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\medskip
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\centerline{\epsfxsize=0.9\hsize\epsfbox{obr5.eps}}
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\endslide
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\slide{Spr<EFBFBD>va routeru}
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\itemize{
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\:konfigura<EFBFBD>n<EFBFBD> soubory a on-line rekonfigurace:
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\medskip
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{\stt\advance\leftskip by 1cm
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protocol ospf \char123 \\
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\hbox{}~~~area 0 \char123\ interface "eth*"; \char125; \\
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\hbox{}~~~export where source=RTS\char95STATIC; \\
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\hbox{}~~~import all; \\
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\char125
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\medskip
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}
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\:filtry: jednoduch<63> procedur<75>ln<6C> jazyk
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\:logov<EFBFBD>n<EFBFBD> ud<75>lost<73> a tracing protokol<6F>
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\:d<EFBFBD>lkov<EFBFBD> ovl<76>d<EFBFBD>n<EFBFBD>
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\:jednoduch<EFBFBD> client
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}
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\endslide
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\slide{Architektura}
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\itemize{
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\:modul<EFBFBD>rn<EFBFBD> architektura se striktn<74>m rozd<7A>len<65>m\\kompetenc<EFBFBD>:
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\itemize{
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\>j<EFBFBD>dro
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\>protokoly
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\>filtry
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\>knihovny
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}
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\:odd<EFBFBD>len<EFBFBD> platformn<6D> z<>visl<73>ho k<>du
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\:vlastn<EFBFBD> datov<6F> typy: p<>esn<73> integery, IP adresy, \dots
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\:<EFBFBD><EFBFBD>zen<EFBFBD> ud<75>lostmi
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\:``chytr<74>'' datov<6F> struktury
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}
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\bigskip
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Platformy:
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\itemize{
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\:Zat<EFBFBD>m pouze Linux 2.0, Linux 2.1--2.4
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\:<EFBFBD><EFBFBD>ste<EFBFBD>n<EFBFBD> port na FreeBSD
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}
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\endslide
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\slide{Testov<EFBFBD>n<EFBFBD>}
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``Laboratorn<72>'' testy:
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\itemize{
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\:testovac<EFBFBD> s<><73> na~MFF: 3 po<70><6F>ta<74>e a router Cisco 7000
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\:test z<>t<EFBFBD><74>e (BGP, p<>te<74>n<EFBFBD> tabulka s~$72\,000$ polo<6C>kami)
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\:test spolupr<70>ce (Cisco, GateD, Cyclades)
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\:test portability: Linux 2.0--2.4; i386, Sparc, M680x0
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}
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\bigskip
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``Real world'' testy -- praktick<63> pou<6F>it<69>:
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\itemize{
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\:nasazen ve~firm<72> Ipex (s<><73> s~cca 1000 po<70><6F>ta<74>i)
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\:distribuov<EFBFBD>no ve<76>ejn<6A> pod GPL:
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\itemize{
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\>236 download<61>, 2244 shl<68>dnut<75> str<74>nek (k~26. 6.)
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\>kladn<EFBFBD> ohlasy (zejm<6A>na na konfiguraci)
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\>5 bug report<72>, vy<76>e<EFBFBD>eny
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}
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}
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\endslide
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\end
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