Ta Xrhsima Tutorials Toy Xrhstou Rikoudh Parousiazoyn....

[Christos Ricudis]

Hello Kostas!

  On 19 Oct 01, Kostas Liakakis wrote to Christos Ricudis with subject "Re: Ta
Xrhsima Tutorials Toy Xrhstou Rikoudh Parousiazoyn....":

 >> Profanws kai den exei, alla stis perissoteres periptwseis se
 >> ena VPN einai kalytero na kryptografeis ta panta stous border 
 >> routers toy VPN, para na paideyesai na kaneis end-to-end 
 >> kryptografhsh sto application layer kai
 >> access control stous border routers gia na bebaiw8eis oti kanenas de
 >> 8a prospa8hsei na
 >> steilei sth grammatea sou sto Doublino unencrypted th syntagh
 >> gia ntolmadakia ths giagias toy.

 KL> Synepos, oxi adynato alla afeles. Symfonoume diafonontas :-)))

Loipon, exeis kanei pote deploy POP/IMAP me SSL s'ena xwro me 20-30 clients poy
o ka8enas xrhsimopoiei o,ti client tou kapnisei? Ti 8a baleis? SSLv1? SSLv2?
SSLv3? TLSv1? POP3/STARTTLS? POP3/SSL-listening-to-port-944? Kai SIGOURA 8a
doulepsei ayto poy xrhsimopoieis esy m'ayto poy xrhsimopoioyn oi alloi?   

 >> (poy manteyei ta
 >> oria toy), kai ante meta esy na ton breis. Ase poy de mporeis
 >> kan na akoloy8hseis to kalwdio kai na breis ton papara sto allo 
 >> akro, otan den yparxei kalwdio :>

 KL> xrhsimopoihsei mia pou den akougetai poly. Thn stigmh omos pou
 KL> 0a akoustei, 0a baresei kampanaki...

Arxidia kampanaki 8a baresei ("NTAN, RE! NTAN!"). Aplws to ARP 8a pa8ei
trampakoulo, ki esena to nou sou de 8a paei katey8eian ekei, 8a paei se 1002
alla merh kai 8a psaxnesai 2-3 meres na breis ti symbainei. 

Sto Seismologiko Sta8mo prin kanena xrono, den kserw pws etyxe, alla do8hke h
idia IP se ena VXT2000 X-Terminal kai s'ena MicroVAX. Dokimases pote sou na
kaneis network troubleshooting se VMS? :> Oute ki egw kserw PWS mou hr8e h
skepsh na koitaksw thn ARP cache kai na th sygkrinw me ta actual MAC addresses.
Skepsou na to kaneis ayto s'ena wireless network.    

 KL> empeiria. Mporoun
 KL> na einai point to point `h point to multipoint (asteras).

Point-to-point douleuoyn se "ad-hoc mode". Den kserw an s'ayth thn periptwsh
blepontai mono ana dyo, prepei na to dokimasw kai na sou pw.  

 KL> Ma auto leo ki ego. Mporoun aneta. Alla mono gia na akousoun. An
 KL> prospa0hsoun na steiloun kati prospoioumenoi ena kanoniko
 KL> sta0mo/LAN 0a epel0ei xaos... Opote pali ta kampanakia pou legame.

Mia pou les gia kampanakia, ti kampanakia ennoeis akribws? Etyxe na doulepsw to
HP OpenView (kai den einai aplws kampanaki, einai mia kampana NA me to
sympa8eio), kai den to synistw san empeiria se kanenan :> 

Den einai oti den douleyei, einai oti sou bgazei ton pato mexri na doulepsei
peripou opws to 8eleis. Argh. 

--
Christos Ricudis

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