Re: routing :: comunicare retele prin tunel openvpn

Adrian Sevcenco <[email protected]>
Newsgroups gmane.org.user-groups.rlug.general
Organization CERN
Message-ID <[email protected]>
On 12/12/2016 01:45 PM, alex alex wrote:
> Trebuie sa ai ruta de intorcere catre reteaua ta de acasa pe
> clientii/pc-urile de la serviciu... Sau sa faci NAT/MAsq pe office/ethpriv1.
mda, ar fi logic, ca nu au de unde sa stie ..
ruta de intoarcere nu am cum sa pun (nu sunt compuri sunt deviceuri : raid, ipmi, switch)

NAT/Masq cred ca e singura modalitate ... cum s-ar face?
postrouting -s  net_priv_1 -o tun10  ?

> Sau sa faci tunel L2 cu openVPN, ca sa fii in aceeasi retea layer2 (pot
> aparea probleme suplimentare)
m-am gindit dar prefer sa nu..

Multumesc de idei si info!
Adrian


>
> 2016-12-12 9:17 GMT+02:00 Adrian Sevcenco <[email protected]>:
>
>> On 12/11/2016 08:31 PM, Mihai Badici wrote:
>>
>>> On Sunday 11 December 2016 20:23:06 Adrian Sevcenco wrote:
>>>
>>>> Salut! Am o problema de routing si clar imi scapa un amanunt esential :
>>>>
>>>> net_priv_0---(eth_priv_0)[home](tun_2)---openvpn---(tun_1)[
>>>> office](eth_priv_
>>>> 1)---net_priv_1
>>>>
>>>> in principiu pe fiecare in parte pus rutele sa ajunga in partea cealalta
>>>> de pe fiecare comp am ping la ip-urile de pe interfata privata din
>>>> partea cealalta :
>>>> din home   : ping la ip eth_priv_1 DA
>>>> din office : ping la ip eth_priv_0 DA
>>>>
>>>> problema e ca nu am ping la retelele private net_priv_ (de interes fiind
>>>> net_priv_1)
>>>> am incercat ce pe serverul de openvpn (configurat p2p) sa specific la
>>>> local routes ca 172.20.0.0/24 are ca gateway 172.20.0.200 (ip-ul de pe
>>>> eth_priv_1) dar asa nu a mers nici ping pe 200..
>>>>
>>>> Aveti idee ce imi scapa ?
>>>> Multumesc frumos!
>>>> Adrian
>>>>
>>> Cred ca trebuie sa iti pui niste rute catre retelele private in openvpn de
>>> genul:
>>>
>>> client-config-dir ccd   ( asta in configul openvpn)
>>> si dupa aia in ccd un fisier cu numele clientului in care pui rutele :
>>> de exemplu:
>>>
>>> cat /etc/openvpn/ccd/test
>>> iroute 192.168.8.0 255.255.255.0
>>>
>> Multumesc de sfat!
>> Din nefericire nu functioneaza .. cind introduc
>> client-config-dir /etc/openvpn/clients
>> mode server
>>
>> unde clients are fisierul DEFAULT cu rutele serverului
>> nu mai am ping nici la capatul tunelului :( ..
>> (fisierul e DEFAULT intru-cat cind am facut CA-ul l-am facut org
>> ca sa folosesc certificatele si in alte scopuri, iar CN-ul e cat china
>> ca are adaugat /emailAddress= ... asa l-a facut easyrsa)
>> in log am asa ceva :
>>
>> 192.168.1.100/5.12.126.170:1194 OPTIONS IMPORT: reading client specific
>> options from: /etc/openvpn/clients/DEFAULT
>> 192.168.1.100/5.12.126.170:1194 MULTI: no dynamic or static remote
>> --ifconfig address is available for 192.168.1.100/5.12.126.170:1194
>> 192.168.1.100/5.12.126.170:1194 MULTI: internal route 172.20.0.0/24 ->
>> 192.168.1.100/5.12.126.170:1194
>> 192.168.1.100/5.12.126.170:1194 MULTI: Learn: 172.20.0.0/24 ->
>> 192.168.1.100/5.12.126.170:1194
>> 192.168.1.100/5.12.126.170:1194 MULTI: internal route 10.10.8.0/22 ->
>> 192.168.1.100/5.12.126.170:1194
>> 192.168.1.100/5.12.126.170:1194 MULTI: Learn: 10.10.8.0/22 ->
>> 192.168.1.100/5.12.126.170:1194
>> 192.168.1.100/5.12.126.170:1194 REMOVE PUSH ROUTE: 'route 10.10.8.0
>> 255.255.252.0'
>> 192.168.1.100/5.12.126.170:1194 REMOVE PUSH ROUTE: 'route 172.20.0.0
>> 255.255.255.0'
>>
>> tunelul e static, doar vreau sa am access de acasa la 2 retele private de
>> la serviciu, deci nu am nevoie de nimic complicat dinamic ..
>> avind in vedere ca vad ip-urile de pe eth_priv_1 pot sa fac un routing
>> de mina ca sa vad si retelele net_priv_1 ?
>>
>> Multumesc frumos!
>> Adrian
>>
>>
>>
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