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Old 20-01-2004, 20:31   #1 (permalink)
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Problema cu Internet connection Sharing

Situatia e in felul urmator:
Am un calculator cu 2 placi de retea, una conectata la internet cealalta la LAN intern.
Vreau sa dau Internet si la LAN asa ca dau Allow users to connect to this computer's internet connection. Imi apare un mesaj care-mi spune ca o sa seteze IP-ul la placa de retea care iese in Internet pe 192.168.0.1. Dau 'yes' si la scurt timp apare un mesaj de eroare ca nu a putut sa dea sharing fiindca ar mai fi o placa de retea cu acest IP. Problema e ca NU E!

Stiti ce pot face ca sa rezolv problema? In afara de reinstalat Windows-ul...
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Old 20-01-2004, 20:46   #2 (permalink)
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Celalalt calculator ce ip are?
Sau pune manual ipu ***.1 pe calculatorul cu netu'.
Sau scoat e toate ipurile din retea, da restart la winuri si baga ipurile manual.
Sau reinstalez win-ul
 
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Old 20-01-2004, 21:03   #3 (permalink)
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Fa asta fara sa ai cuplata a doua placa de retea ( LAN ). Oricum dupa aia poti schimba cand vrei IP-ul celei de LAN
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Old 20-01-2004, 21:06   #4 (permalink)
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K, o sa incerc varianta cu scosul placii... celealte variante si combinatii le-am incercat fara rezultae satisfacatoare
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Old 20-01-2004, 23:20   #5 (permalink)
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Cris, la cine ai dat "Enable Internet ..." ? La Internet card sau LAN one ?? Trebuie sa dai la cea cu internetul si o sa-ti seteze 192.168.0.1 la cea cu LAN-ul.
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Old 21-01-2004, 01:23   #6 (permalink)
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treaba cea mai buna tot aia facuta cu mana ta este ... lasa ICS si fa un NAT cu netsh ...

1. porneshte serviciul Routing & Remote Access shi pune-l pe auto
2. intra in cmd shi da-i comanda netsh:
Quote:
C:\>netsh
netsh>routing ip nat
netsh routing ip nat>install
netsh routing ip nat>add int eth0 full
netsh routing ip nat>add int eth1 private
netsh routing ip nat>exit
c:\>
unde eth0 - numele placii de retzea EXTERNE din Network Connections
unde eth1 - numele placii de retzea INTERNE din Network Connections
(daca nu e un singur cuvant in numele interfetzelor, le pui cu ghilimele, de ex: "Local Area Connection" si "Internet Connection" vei avea:

add int "Internet Connection" full
add int "Local Area Connection" private


era un post de-al lui [mX] ... da' nu-l gasesc ... mai era si de-al meu ... dar la fel ...

PS: s-a dat draq search-ul de la trecerea pe vb3

Spor!
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Old 21-01-2004, 14:39   #7 (permalink)
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Merci pentru ajutor, o sa incerc mai pe seara solutiile astea (incepand cu cea a lui gaurika ) si o sa va spun cum a fost.
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Old 21-01-2004, 22:59   #8 (permalink)
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Gaurika, am facut ceva dar aparent nu indeajuns. Am atasat un screenshot. A aparut intr-adevar un secondary IP pe placa de extern Internet-Astral, 192.168.0.1
Am pus placa de retea de pe acelasi calc pe 192.168.0.2 iar pe calculatorul pe care vreau sa am net, pe LAN, 192.168.0.3. Am pus Gateway-ul de pe acel calc. 192.168.0.1 (e bine?) si nu a mers (statea si nu gasea adresa http care o dadeam). La DNS, tot pe calc. din LAN am incercat toate variantele (inclusiv fara) si nici un rezultat.
Serviciul de sharing e pe Automatic si pornit. Calculatoarele se vad intre ele.
Any more suggestions?
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Old 22-01-2004, 04:18   #9 (permalink)
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nu e bine ... logic ... uffff ....

de ce sa apara 192.168.0.1 pe extern?! si de ce sa fie gateway-ul pe placa externa?!

Gateway este adresa device-ului prin care iese un device si la care se conecteaza DIRECT (sau are routele definite - o veche discutie, care inseamna de fapt tot dracul ala si nu are importanta aici). Adica placa de retea numita LAN.

Computerele din retea nici nu au nevoie sa stie de existenta placii externe de pe router. Ele stiu ca tot ce nu se rezolva in reteaua locala si / sau rute, trebuie trimis la GATEWAY sa se spele pe cap si sa le dea raspunsul corect. Pe ele NU le intereseaza ce face gateway-ul mai departe, ca iese prin astral, rds, fibra, dial-up, avion sau tanc.

Iar din moment ce ai pus adrese din aceeasi clasa pe acelasi computer la 2 placi de retea conectate in retele fizice separate si fara legatura, s-a terminat toata distractia.

Sa revenim deci:

in cazul tau:

Dezactivezi ICS in primul rand pe toate placile de retea.

Scoti IP-urile in plus.

intri in cmd si dai:

netsh routing ip nat uninstall (cred ca asa e)

Setezi:

- IP / NetMask / Gateway / DNS date de astral pe placa AStral

- 192.168.0.1/24 / fara gateway/DNS pe placa interna (LAN)

- 192.168.0.x /24 / GW: 192.168.0.1 / DNS date de Astral (sau alte DNSuri - nu importa).

Apoi te asiguri ca serviciul routing este PORNIT si pe AUTOMATIC Start.

intri iar in netsh si urmezi comenzile de mai sus, din postul meu precedent.

Era normal sa nu-ti mearga ... Ufff ....


Sa-mi zici ce tzi-a iesit te rog

PS: Nush despre CE serviciu de Sharing vorbesti tu ... eu vorbesc despre Routing!

RRAS - Routing And Remote Access Service / Server 9nush cum ii zice in XP, da' tre' sa fie pe aproape!

PPS: Nu trebuie ICS (internet Connection Sharing) activat pe nici o placa. Daca il ai, dezactiveaza-l!
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Old 22-01-2004, 08:43   #10 (permalink)
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Am scos seondary ip-ul de pe placa externa (192.168.0.1), gateway-ul care era pus pe calc din LAN pe care vreau sa intru pe internet spre 192.168.0.1. DNS-ul pe acel calculator e setat la cel pe care mi l-au dat cei de la astral, insa nu cred ca reuseste sa ajunga la el.

Placa de LAN de pe calc cu Internetul are IP-ul 192.168.0.1 acum. Am mai facut niste incercari rapid, nu mi-a mers, o sa incerc mai pe seara tot ce mi-ai spus tu.
ICS-ul e disable pe toate calc, nici nu pot sa-l setez daca e pornit serviciul de routing (asa imi zice).

Firewall-urile sunt toate scoase cind icerc (inclusiv cele cele ale windows-ului).
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Old 22-01-2004, 09:40   #11 (permalink)
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man, dupa ce faci EXACT cum am zis mai sus, da un restart la computer si vezi daca merge.

Daca nu mere internet pe client, verifica pingurile din acesta:

- catre 192.168.0.1
- catre IPul dat de Astral pentru placa externa (80.x.x.x)
- catre Gateway-ul dat de astral pentru placa externa (80.x.x.y)

Fa un copy la rezultatele comenzii ipconfig /all din consola (si pe client si pe router) si pune-le aici (aventual cu ascunderea IPului extern).

Spor!
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Old 22-01-2004, 19:50   #12 (permalink)
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Intai de toate vreau sa-ti multumesc pentru suport.

Apoi, iata ipconfig /all de pe calc. cu internet:
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Old 22-01-2004, 19:52   #13 (permalink)
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si de pe calc. din lan pe care vreau sa am internet:

Deci?...
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Old 22-01-2004, 23:17   #14 (permalink)
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pai mai da o geana configuratia clientului ... si daca te uiti cu atentie, o sa vezi ca NU ai gateway setat ... ar fi trebuit sa fie 192.168.0.1 ...

fara gateway --> no routing --> no external connection --> no net ...
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Old 23-01-2004, 00:10   #15 (permalink)
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Incredibil dar a mers, problema e ca mai setasem gateway-ul dar uitasem sa scot firewall-ul. Asa ca am crezut ca nu trebuie gateway in loc sa ma dezactivez firewall-ul.
Thanks!
O sa pun deoparte thread-ul asta ca referinta, de tinut minte chestia cu netsh-ul.

Thanks!!
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Old 23-01-2004, 00:16   #16 (permalink)
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Inca o intrebare: Se poate sa las firewall-ul activat (Sygate) si sa-mi mearga totusi conexiunea pe LAN?
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Old 23-01-2004, 10:12   #17 (permalink)
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Da, dar sa scoti clasa din LAN 192.168.0.0/24 din lista de IP filtrate ( sa fie libera ca pasarea cerului )
Si ca mica sugestie, data viitoare nu mai folosi clasa 192.168.0.0/24, foloseste 192.168.1.0/24, incredibil, dar am avut belele cu prima rezolvate simplu prin schimbarea clasei
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Old 23-01-2004, 11:21   #18 (permalink)
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Mai intai nu vad de ce ar fi INCREDIBIL! Am zis de la inceput ce trebuie sa faci ... nu am zis hai sa dam cu banu'.

Quote:
Originally Posted by Cris
Inca o intrebare: Se poate sa las firewall-ul activat (Sygate) si sa-mi mearga totusi conexiunea pe LAN?
Probabil e vorba de Sygate-ul care se vede pe router in pozele de mai sus.

Eu il folosesc in mod Advanced Rules pe routerele windoz pe care le am ... si nu am avut probleme (desi cei de la sygate mi-au spus ca nu merge in NAT :P )... numa' ca o sa ai de configurat niste reguli de acces pe el:

1. Lasi traficul din reteaua interna liber dinspre si catre router. (dai voie si la netbios pe if. interna).

2. Faci regulile de allow outgoing / incoming / TCP/UDP/ICMP pentru extern (in principiu, daca nu ai nici uun server ce necesita conectarea clientilor din exterior, dai:

- allow all TCP outgoing (NU incoming).
- allow UDP outgoing remote_port 53 (DNS)
- allow UDP incoming remote_port 53 (DNS).

3. Ultima regula - intotdeauna - sa fie DENY ALL!

Pentru mai multe detalii: http://forums.sygate.com/vb/

Spor!
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Old 23-01-2004, 20:29   #19 (permalink)
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Da, a mers!
Am si testat sa vad daca nu cumva am lasat totul allowed la scan.sygate.com dar intr-adevar im raporteaza ca nu poate accesa porturile si alte servicii. Deci blocheaza ce trebuie si lasa sa treaca traficul din reteaua interna.

Thanks!
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Old 14-09-2004, 08:20   #20 (permalink)
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Am si eu o problema aproape la fel si ca sa nu deschid un nou thread o detaliez aici.
Nu mai merge NAT-ul. A mers pana ieri sau pana duminica nu stiu exact cand a picat. Eu am banuiala ca a picat dupa ce am instalat niste security updates gen KBxxxxxx pentru virusii care ma disperau. Am dat aseara uninstall la nat si apoi reinstall si nimic. Singurul lucru care imi vine in minte acum este ca am uitat sa verific daca mai e setat pe automatic RRAS pe care o sa-l verific. Daca insa e pe automatic si tot nu merge ce e de facut?
Va multumesc.

PS: Este posibil sa-mi fi limitat RDS aceasta posibilitate?
 
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