[CentOS-pt-br] Up link automático

João Paulo Ferreira jferreira.ba em gmail.com
Terça Julho 29 18:39:37 UTC 2014 

Fábio,

Na parte gráfica o responsável por fazer isto é o NetworkManage, ja no modo
texto eu vou pesquisar e lhe respondo.

Atenciosamente,

*João Paulo Ferreira*
*B.S. Computer Science* - UNIVERSIDADE SALVADOR
Cel.: +55 (71) 9297-1260 TIM
Cel.: +55 (71) 8837-7080 OI
Skype.: joaopaulo.cf
G-Talk/Mail: jferreira.ba em gmail.com


Em 24 de julho de 2014 07:46, Fábio de Sousa <fabiocs em gmail.com> escreveu:

> Bom dia João..
>
> A versão do CentOS é a 6.5
> Esta configuração que me passou é padrão, foi a primeira tentada e ela só
> funciona se o cabo de rede estiver conectado no momento do boot!
> Eu preciso é que, uma vez o cabo  de rede conectado, em qualquer momento,
> o serviço de rede solicite o IP via Dhcp.
> Como citando antes, instalando o NetworkManager, funciona bem, mas minha
> intenção era descobrir como se faz isso sem o NM instalado!
>
> Abraço,
> Fábio
>
>
>
>
>   ~   *| Fábio de
> Sousa
> *
> .ºvº. *| Téc. Inf.*
> /(_)\ | *Seja livre, use LINUX*
> .^.^. | *Socialmente justo, economicamente viável e tecnologicamente
> sustentável*
>
>
>
>
>
>
>
> Em 23 de julho de 2014 20:37, João Paulo Ferreira <jferreira.ba em gmail.com>
> escreveu:
>
>> # vi /etc/sysconfig/network-scripts/ifcfg-eth0
>>
>> DEVICE=eth0
>> TYPE=Ethernet
>> ONBOOT=yes
>> NM_CONTROLLED=no
>> BOOTPROTO=dhcp
>> NAME=eth0
>>
>>
>> Solicitando o DHCP Client.
>>
>> 1) Conecte o cabo de rede
>>
>> 2) # dhclient <interface>
>>
>> Atenciosamente,
>>
>> *João Paulo Ferreira*
>> *B.S. Computer Science* - UNIVERSIDADE SALVADOR
>> Cel.: +55 (71) 9297-1260 TIM
>> Cel.: +55 (71) 8837-7080 OI
>> Skype.: joaopaulo.cf
>> G-Talk/Mail: jferreira.ba em gmail.com
>>
>>
>> Em 23 de julho de 2014 20:34, João Paulo Ferreira <jferreira.ba em gmail.com
>> > escreveu:
>>
>> Fábio,
>>>
>>> Qual a versão do seu CentOS ?
>>>
>>> Atenciosamente,
>>>
>>> *João Paulo Ferreira*
>>> *B.S. Computer Science* - UNIVERSIDADE SALVADOR
>>> Cel.: +55 (71) 9297-1260 TIM
>>> Cel.: +55 (71) 8837-7080 OI
>>> Skype.: joaopaulo.cf
>>> G-Talk/Mail: jferreira.ba em gmail.com
>>>
>>>
>>> Em 14 de maio de 2014 10:05, Fábio de Sousa <fabiocs em gmail.com>
>>> escreveu:
>>>
>>>>  Um salve a todos,
>>>>
>>>> ​Respondendo as solicitação do João Paulo, segue:
>>>>
>>>> Saidas dos comandos:
>>>>
>>>> #runlevel
>>>> 3
>>>>
>>>> ​# chkconfig --list | egrep 'dhclient'
>>>> (não foi retornado nada)
>>>>
>>>> ​Grato,​
>>>>
>>>>   ~   *| Fábio de
>>>> Sousa
>>>> *
>>>> .ºvº. *| Téc. Inf.*
>>>> /(_)\ | *Seja livre, use LINUX*
>>>> .^.^. | *Socialmente justo, economicamente viável e tecnologicamente
>>>> sustentável*
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> Em 21 de fevereiro de 2014 15:32, João Paulo Ferreira <
>>>> jferreira.ba em gmail.com> escreveu:
>>>>
>>>>> Fábio,
>>>>>
>>>>> Digite o comando
>>>>>
>>>>> # runlevel
>>>>>
>>>>> # chkconfig --list | egrep 'dhclient'
>>>>>
>>>>> e cole o resultado aqui.
>>>>>
>>>>> Atenciosamente,
>>>>>
>>>>> *João Paulo Ferreira*
>>>>> *B.S. Computer Science* - UNIVERSIDADE SALVADOR
>>>>> Cel.: +55 (71) 9297-1260 TIM
>>>>> Cel.: +55 (71) 8837-7080 OI
>>>>> Skype.: joaopaulo.cf
>>>>> G-Talk/Mail: jferreira.ba em gmail.com
>>>>>
>>>>>
>>>>> Em 27 de janeiro de 2014 08:50, Fábio de Sousa <fabiocs em gmail.com>
>>>>> escreveu:
>>>>>
>>>>> Bom dia,
>>>>>>
>>>>>> Realmente o dhclient não tá rodando!
>>>>>> Com o comando ps axu | grep dhclient não é encontrado nenhum processo!
>>>>>> Mas tem o detalhe de que o IP é solicitado no boot, vejo que no boot,
>>>>>> o sistema para por alguns segundo solicitando IP e depois segue!
>>>>>> Procurando o nome do serviço para ativá-lo  não consegui encontrar!
>>>>>> Dhclient não é, sabem me dizer qual é?
>>>>>>
>>>>>> Obrigado,
>>>>>> Fábio
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>   ~   *| Fábio de
>>>>>> Sousa
>>>>>> *
>>>>>> .ºvº. *| Téc. Inf.*
>>>>>> /(_)\ | *Seja livre, use LINUX*
>>>>>> .^.^. | *Socialmente justo, economicamente viável e tecnologicamente
>>>>>> sustentável*
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> Em 25 de janeiro de 2014 14:22, willian mayan <willianmayan em gmail.com
>>>>>> > escreveu:
>>>>>>
>>>>>> ;) isso
>>>>>>>
>>>>>>>
>>>>>>> 2014-01-24 João Paulo Ferreira <jferreira.ba em gmail.com>
>>>>>>>
>>>>>>> Errata de Willian.
>>>>>>>>
>>>>>>>>
>>>>>>>> BOOTPROTO=dhcp e não BOOTPROTO=dhco
>>>>>>>>
>>>>>>>> Atenciosamente,
>>>>>>>>
>>>>>>>> *João Paulo Ferreira*
>>>>>>>> *B.S. Computer* - UNIVERSIDADE SALVADOR
>>>>>>>> Cel.: +55 (71) 9297-1260 TIM
>>>>>>>> Cel.: +55 (71) 8837-7080 OI
>>>>>>>> Skype.: joaopaulo.cf
>>>>>>>> G-Talk/Mail: jferreira.ba em gmail.com
>>>>>>>>
>>>>>>>>
>>>>>>>> Em 24 de janeiro de 2014 16:57, Sergio Mira <shbmira em gmail.com>
>>>>>>>> escreveu:
>>>>>>>>
>>>>>>>>  Exato.
>>>>>>>>>
>>>>>>>>> Como eu disse, verifique se o seu dhclient está rodando.
>>>>>>>>> É ele quem fica "pedindo"/verificando IP nas interfaces
>>>>>>>>> disponíveis.
>>>>>>>>>
>>>>>>>>> Do jeito que o Willian disse, com DHCP ativado no boot, o dhclient
>>>>>>>>> deve iniciar rodando.
>>>>>>>>>
>>>>>>>>> Não importa se tem cabo ou não, o dhclient sempre ficará rodando.
>>>>>>>>> Se houver cabo, ele pede IP para o gateway da rede.
>>>>>>>>> Se não houver cabo ele fica esperando alguma interface fechar um
>>>>>>>>> enlace.
>>>>>>>>>
>>>>>>>>> Verifique também o arquivo /etc/sysconfig/network
>>>>>>>>>
>>>>>>>>> Abs!
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Regards,
>>>>>>>>> || --------------------------------------------
>>>>>>>>> ||        Sergio Mira
>>>>>>>>> ||   _    BSc of Computer Science (in progress)
>>>>>>>>> ||  °v°   Federal University Of Lavras (UFLA)
>>>>>>>>> || /(_)\
>>>>>>>>> ||  ^ ^   sergiohbmira em computacao.ufla.br||        http://graduacao.dcc.ufla.br/~shbm95|| ---------------------------------------------
>>>>>>>>> || Linux User #497558
>>>>>>>>> || "Use Linux and be free."
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> ------ Mensagem original ------
>>>>>>>>> De: "Fábio de Sousa" <fabiocs em gmail.com>
>>>>>>>>> Para: "Portuguese (Brazilian) CentOS mailing list" <
>>>>>>>>> centos-pt-br em centos.org>
>>>>>>>>> Cc: "Sergio Mira" <shbmira em gmail.com>
>>>>>>>>> Enviado(s): 24/01/2014 17:43:19
>>>>>>>>> Assunto: Re: [CentOS-pt-br] Up link automático
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>  Tranquilo galera!
>>>>>>>>> Mas acho q não entenderam!
>>>>>>>>> Vamos partir do principio que usei as sugestões citadas!
>>>>>>>>> A placa sobe no boot, solicita o IP via dhcp, pega ip, ok!
>>>>>>>>> Agora eu puxo o cabo de rede! Fico sem rede ok?, então..
>>>>>>>>> Agora conecto o cabo! Ai tá o pulo do gato!
>>>>>>>>> Com interface gráfica, acho q é o NetworkManager que cuida disso,
>>>>>>>>> o sistema já solicita um novo ip, para o gateway da rede, sem interferência
>>>>>>>>> do usuário!
>>>>>>>>>  A minha dúvida é essa, se consigo implementar de modo q fique da
>>>>>>>>> mesma, porém em modo texto!
>>>>>>>>> A qualquer hora eu conectar um cabo na placa de rede. o sistema
>>>>>>>>> solicitar um IP para gateway da rede!
>>>>>>>>>
>>>>>>>>> Grato,
>>>>>>>>> Fábio
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>   ~   *| Fábio de
>>>>>>>>> Sousa
>>>>>>>>> *
>>>>>>>>> .ºvº. *| Téc. Inf.*
>>>>>>>>> /(_)\ | *Seja livre, use LINUX*
>>>>>>>>> .^.^. | *Socialmente justo, economicamente viável e
>>>>>>>>> tecnologicamente sustentável*
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Em 24 de janeiro de 2014 16:57, willian mayan <
>>>>>>>>> willianmayan em gmail.com> escreveu:
>>>>>>>>>
>>>>>>>>>> GATEWAY=192.168.1.1 **(errata)
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> 2014-01-24 willian mayan <willianmayan em gmail.com>
>>>>>>>>>>
>>>>>>>>>>  Você pode deixar configurado as interfaces de rede:
>>>>>>>>>>>
>>>>>>>>>>>  /etc/sysconfig/network-scripts/ifcfg-eth0
>>>>>>>>>>>
>>>>>>>>>>> Exemplo IP fixo:
>>>>>>>>>>>  DEVICE=eth0
>>>>>>>>>>> BOOTPROTO=none
>>>>>>>>>>> ONBOOT=yes
>>>>>>>>>>> HWADDR=XX:XX:XX:XX:XX:XX
>>>>>>>>>>> NETMASK=255.255.255.0
>>>>>>>>>>> IPADDR=192.168.1.10
>>>>>>>>>>> GATEWAY=192.168.1.10
>>>>>>>>>>> TYPE=Ethernet
>>>>>>>>>>>
>>>>>>>>>>> Exemplo IP por DHCP:
>>>>>>>>>>> DEVICE=eth0
>>>>>>>>>>> BOOTPROTO=dhco
>>>>>>>>>>> ONBOOT=yes
>>>>>>>>>>> TYPE=Ethernet
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> 2014-01-24 Sergio Mira <shbmira em gmail.com>
>>>>>>>>>>>
>>>>>>>>>>>>   Salve, Fábio!
>>>>>>>>>>>>
>>>>>>>>>>>> Verifique se o dhclient está rodando na sua interface de rede,
>>>>>>>>>>>> com, por exemplo, o comando:
>>>>>>>>>>>>
>>>>>>>>>>>> *ps axu | grep dhclient*
>>>>>>>>>>>>
>>>>>>>>>>>> Se não estiver rodando, peça um IP ao gateway com o comando:
>>>>>>>>>>>>
>>>>>>>>>>>> *dhclient -v eth0*
>>>>>>>>>>>>
>>>>>>>>>>>> Onde *eth0* é a sua interface de rede.
>>>>>>>>>>>> Para verificar as interfaces disponíveis, faça:
>>>>>>>>>>>>
>>>>>>>>>>>> *ifconfig*
>>>>>>>>>>>>
>>>>>>>>>>>> Caso não tenha nenhuma interface ativa, verifique se possui
>>>>>>>>>>>> interfaces listadas:
>>>>>>>>>>>>
>>>>>>>>>>>> *ifconfig -a*
>>>>>>>>>>>>
>>>>>>>>>>>> Se houver apenas a interface de loopback, aí o problema é mais
>>>>>>>>>>>> embaixo, rs!
>>>>>>>>>>>>
>>>>>>>>>>>> Abraço!
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> Regards,
>>>>>>>>>>>> || --------------------------------------------
>>>>>>>>>>>> ||        Sergio Mira
>>>>>>>>>>>> ||   _    BSc of Computer Science (in progress)
>>>>>>>>>>>> ||  °v°   Federal University Of Lavras (UFLA)
>>>>>>>>>>>> || /(_)\
>>>>>>>>>>>> ||  ^ ^   sergiohbmira em computacao.ufla.br||        http://graduacao.dcc.ufla.br/~shbm95|| ---------------------------------------------
>>>>>>>>>>>> || Linux User #497558
>>>>>>>>>>>> || "Use Linux and be free."
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> ------ Mensagem original ------
>>>>>>>>>>>> De: "Fábio de Sousa" <fabiocs em gmail.com>
>>>>>>>>>>>> Para: "Portuguese (Brazilian) CentOS mailing list" <
>>>>>>>>>>>> centos-pt-br em centos.org>
>>>>>>>>>>>> Enviado(s): 24/01/2014 14:06:40
>>>>>>>>>>>> Assunto: [CentOS-pt-br] Up link automático
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> Um salve a todos,
>>>>>>>>>>>>
>>>>>>>>>>>> Um dúvida: no centOS com interface gráfica, ligo máquina sem o
>>>>>>>>>>>> cabo de rede conectado. Após o sistema subir eu conecto o cabo de rede e o
>>>>>>>>>>>> sistema reconhece  e solicita o ip via dhcp!
>>>>>>>>>>>>  Dá para fazer isso também em uma sistema somente em  modo
>>>>>>>>>>>> texto?
>>>>>>>>>>>> Eu até consigo fazer o sistema solicitar o IP via dhcp somente
>>>>>>>>>>>> no boot! Depois do sistema inicializado eu conecto o cabo de rede e nada
>>>>>>>>>>>> acontece!
>>>>>>>>>>>>  Alguém sabe como fazer em um sistema modo texto?
>>>>>>>>>>>> Uso centOS 6.5
>>>>>>>>>>>>
>>>>>>>>>>>>  Grato,
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>   ~   *| Fábio de
>>>>>>>>>>>> Sousa
>>>>>>>>>>>> *
>>>>>>>>>>>> .ºvº. *| Téc. Inf.*
>>>>>>>>>>>> /(_)\ | *Seja livre, use LINUX*
>>>>>>>>>>>> .^.^. | *Socialmente justo, economicamente viável e
>>>>>>>>>>>> tecnologicamente sustentável*
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>> CentOS-pt-br mailing list
>>>>>>>>>>>> CentOS-pt-br em centos.org
>>>>>>>>>>>> http://lists.centos.org/mailman/listinfo/centos-pt-br
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> --
>>>>>>>>>>> Willian.A.Mayan
>>>>>>>>>>> GNU/Linux user:#536163
>>>>>>>>>>> Fedora Project - Ambassador
>>>>>>>>>>> <https://fedoraproject.org/wiki/User:Willianmayan>
>>>>>>>>>>> <https://fedoraproject.org/wiki/User:Willianmayan>
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> Willian.A.Mayan
>>>>>>>>>> GNU/Linux user:#536163
>>>>>>>>>> Fedora Project - Ambassador
>>>>>>>>>> <https://fedoraproject.org/wiki/User:Willianmayan>
>>>>>>>>>> <https://fedoraproject.org/wiki/User:Willianmayan>
>>>>>>>>>>
>>>>>>>>>> _______________________________________________
>>>>>>>>>> CentOS-pt-br mailing list
>>>>>>>>>> CentOS-pt-br em centos.org
>>>>>>>>>> http://lists.centos.org/mailman/listinfo/centos-pt-br
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>> _______________________________________________
>>>>>>>>> CentOS-pt-br mailing list
>>>>>>>>> CentOS-pt-br em centos.org
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>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> CentOS-pt-br mailing list
>>>>>>>> CentOS-pt-br em centos.org
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>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Willian.A.Mayan
>>>>>>> GNU/Linux user:#536163
>>>>>>> Fedora Project - Ambassador
>>>>>>> <https://fedoraproject.org/wiki/User:Willianmayan>
>>>>>>> <https://fedoraproject.org/wiki/User:Willianmayan>
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> CentOS-pt-br mailing list
>>>>>>> CentOS-pt-br em centos.org
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>>>>>>>
>>>>>>>
>>>>>>
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