Ya tienes Linux funcionando y puedes entrar a las paginas de internet pero….. alguien mas podría entrar a mi maquina ….. aquí tenemos una forma simple de instalar un firewall.
Vamos a explicar la manera fácil y rápida de poder poner tu firewall a funcionar en tan solo 1 minuto.
Primero verifica si tienes {es:iptables} instalado, si no lo tienes usas este código para instalarlo abres el Terminal y escribes:
sudo apt-get install iptables
Después usando el editor de tu preferencia (nano, pico, vi, gedit etc.) harás un script y lo pondrás en “/opt/scripts” y lo vas a llamar “iptables.script”
por ejemplo:
sudo gedit /opt/scripts/iptables.script
El código que pondrás sera:
#!/bin/bash
# descarga todos los enlaces
iptables -F# prepara las reglas de cada enlase pre-definido
iptables -P INPUT ACCEPT
iptables -P OUTPUT ACCEPT
iptables -P FORWARD DROP# permite coneccion establecidas por paquetes que vienen de otras computadoras
iptables -A INPUT -m state –state RELATED,ESTABLISHED -j ACCEPT# no permite que nada mas entre
iptables -A INPUT -i eth+ -p udp -j DROP
iptables -A INPUT -i eth+ -p tcp -m tcp –syn -j DROP# acepta todo de localhost
iptables -A INPUT -i lo -j ACCEPT
Después que este guardado activas el iptables y sabrás si esta funcionando usando:
sudo iptables -L -V
Después generas otro pequeño “init script” para poder activarlo en “/etc/init.d/firewall” este sera el comando que pondras:
sudo gedit /etc/init.d/firewall
Dentro de este archivo colocas el siguiente codigo:
#!/bin/bash
if [[ $1 == start ]] ; then
sudo /opt/scripts/iptables.script
else
sudo iptables -F
fi
Por ultimo lo sincronizas con /etc/rc.* usando las herramientas de “update-rc.d” para que el firewall se active antes que el network:
update-rc.d firewall start 20 2 3 4 5 . stop 99 0 1 6
Y aquí tendrás un firewall simple para que tu computadora este mas segura (no es recomendable para los servidores ya que no dejara que ningún paquete entre).
Ultimos 10 Temas Por Ernesto
- Cables de Network/ Ethernet Cat6 - December 9th, 2019
- Website de la Semana: TechBench (Baja Windows 10 ISO directo de Microsoft) - December 7th, 2019
- Laptop de la semana - December 7th, 2019
- Regresamos en el 2019! - December 31st, 2018
- Programa de la Semana: Windows 7 Recovery CD - January 9th, 2014
- Averigua la información de tu servidor Linux via web - January 7th, 2014
- Baja tus Torrents anónimamente - January 5th, 2014
- Como comprimir un archivo en Ubuntu atravez del Terminal (SSH) - January 5th, 2014
- Actualiza tus Programas de forma fácil. - March 3rd, 2011
- Desactiva tu disco C:\ de ser Compatido "Share" en Windows - March 1st, 2011
http://certicanpharmacy.com/# CertiCanPharmacy
CertiCanPharmacy CertiCanPharmacy legitimate canadian pharmacies
??? ??????? ???????????? ?????
????? ????????? ?????? ????? — ?????? ??? ??? ??????? ????????? ??????????. ?? ??????????? ?????? ??????? ?? ?????? ?????????? ???????????? ??????????, ?? ? ?????????? ?????? ??? ??????. ? ???? ?????? ??????????, ??? ???????? ????????? ????????????? ? ?????? ???? ?????? ?????????.
??? ????? ????? ? ????? ??? ?????
????? — ??????????? ??? ??????????? ??????????? ??????????????? ??????????????. ????? ????????? ??????? ?? ?????????????? ????????? ? ??????? ???????????? ? ?????? ????? ???? ? ???.
???????? ???????? ?????? ?????? ?????
1. ????????? ????????? ????????
????????? ???????? ?? ??????? ???????????. ??????? ????????, ?????? ???????? ? ?????????? ? ????????. ????? ???????? ???????? ? ??????? ?????????? ?? ?????.
2. ????????? ??????
???? ????????????? ????? ??????????? ?????????????. ?? ????? ??????? ?? ??????? ??????????, ????????? ????? ???? ??????????? ? ?????????? ??? ????????. ?????????? ?????? ???????? ?????? ????? ????? ? ????????? ????????????.
3. ?????? ? ????????????
?????????? ?????????????? ?????? ? ?????-????? ??????? — ?????? ?? ???????????? ???? ? ???????? ?? ???. ???????, ??? ??????????? ???????? ????????? ? ????????? ????????.
4. ??????? ?????? ? ?????????????? ???????
????? ??????, ??? ?????? ? ?????? ???????? ?????????? ??????? ????? ???. ????? ???????????? ? ??????? ??????????????? ??????? ? ???????????? ????????? ????????? ??????.
5. ?????????????? ?????? ? ?????
????????? ??????????? ?????????? ??????????? ??????? — ??????????? ?????????, ????????? ??????????, ??????????? ?????????????? ??????. ??? ????? ???? ??????? ??? ??????????? ????????????.
??????? ?????????? ?????
– ?????????? ?????? ? ????? ????????? ???????? ??? ????? ???????.
– ??????-?????? ?? ????? ??????????? — ??????? ? ??????? ???????.
– ????? ????????? ? ???????? ???????????? ???????????.
?? ??? ???????? ???????? ??? ??????? ?????
– ?????????? ???????????? ?????? ????????, ????? ?????? ????????????? ? ??????????? ? ???????????? ?????????????.
– ???????? ????? ???????? ?????? ? ????????? ????? — ??? ?????? ??????????????? ??????????? ??????.
– ??????????????, ??? ?????????? ??????????? ???????? ??? ??????????? ????????? ? ??????.
???????? ??????
– ?? ????????? ????? ? ??????????? ??? ???????????? ????????? — ?????????? ???? ????????.
– ??????????? ??????????? ????? ? ??????????? ??????? ??? ????????? ??? ? ???????.
– ??? ??? ????? ??????????? ? ???? ????????? ???????? ? ????????? ??? ??????????? ????????? ??? ????????? ???????.
??????????
????? ????????? ????? — ????? ??????????? ? ?????????? ?????? ?? ??????. ???????????? ????????? ???????????, ??????? ?????? ? ??????, ??????? ???????? ?? ???????? ????????????? ??????. ????????? ? ?????? ????????, ? ???? ???? ????? ???????? ??????????? ??????????.
reliable canadian pharmacy reviews: canadian world pharmacy – canadian mail order pharmacy
vet pharmacy online: VetFree Meds – pet drugs online
???????? ?????? Fugu – ??? ???????? ?????? ? ?????? ???????
? ??????????? ???? ??????-?????? ????? ?????? ?????? ???? ??? ?????????????, ??????????? ????????? ???? ????? ?? ??????? ? ???????? ?????????????? ????????????. ???? ?? ?????????? ??????? ????????? — ?????? Fugu, ??????? ?????????? ???????? ????????? ??? ????? ? ?????????? ?????????????. ? ???? ?????? ?????????, ??? ????? ???????? ?????? Fugu, ??? ??? ???????????? ? ????? ?????? ?? ????????.
??? ????? ???????? ? ?????? Fugu
???????? — ??? ???????????? ????? ????????, ??????? ???? ????? ?? ????????? ????????? ??????? ? ??????. ??? ????? ?????????????:
– ?????????? ????? ? ??????
– ?????????????? ???????? ???????
– ?????????? ????? ?????????? ??????????
– ??????? ? ???????????? ?????-????????????
???????? ?????? Fugu ???????? ??????? ???? ????? ?????????????, ????????? ???????? ? ???????? ?????? ???????????? ?? ????.
??? ????? ???????? ?????? Fugu
??? ?????? ?????????? ?????????? ????? ??????????????? ??????????? ?????????:
– ??????????? ???? ?????? Fugu — ? ??????? ????? ????? ????????? ??????????? ??????????? ??? ???????.
– ???????? ???????? — ?????????? ???????? ???????????? ????????? ? ??????????? ? ????? ???????.
– ??????????? ????? ? ????? — ?????? ?????, ??????????? ??????? ??????-??????, ????????? ?????????? ?????????.
– ?????????? ???? ?????? — ? ??????????? ????????? ? ???????? ????? ?????????? ????????? ? ????? ? ???????????.
??? ???????????? ????????
??????? ????????? ????????? ? ?????? Fugu ?? ?????? ????? ???????:
1. ????????????????? ??? ??????? ? ?????? ??????? ?? ????? ??????.
2. ? ???? ?????????? ????? ??????? ???? ??? ????? ?????????.
3. ??????? ?????????? ????? ???????? ? ??????? ?????? ?????????????.
4. ???? ???????? ????????????, ????? ????????????? ?????????? ?? ??? ????.
??????????? ?????????? ????? ???????? ?????????? ? ??????? ??
?????????????, ????? ?????????? ???????? ???????.
????? ?????? ???? ????????? Fugu
????????? ?????? Fugu ????????? ??????? ?????? ????? ??? ???????:
– ?????? ?? ?????? ??????? — ???????? ??????????? ?????? ???? ? ??????????????? ??????????.
– ?????????? ? ???????????? ?????? — ???????????? ??????? ? ???? ???? ????????? ???????? ?????????.
– ???? ? ???????? ??????? ??????? — ???? ??????????????? ? ??????? ? ???????? ??????? ?????.
– ?????? — ??????? ????? ??????????? ???????, ??? ??????? ?????.
?????? ?????? ??? ????????????? ??????????
– ??????????? ???????? ??????? ????????????? ??????????, ????? ???????? ????????????? ???????? ?????? ????
– ????????? ???????? ?? ??????????? ?????? ? ??????????? ?? ?????.
– ??????????? ?????? ???????? ????????? ??? ????????? ??????????.
– ??????? ?? ??????? ???????? ? ?? ???????????? ?????????.
????
???????? ?????? Fugu — ??? ??????? ? ???????? ?????????? ??? ????????? ???????, ??????? ?????? ???? ????? ????????????? ? ??????????. ????????? ????????? ??????????? ?????????? ????? ????????? ????? ?? ???????, ???????? ?????????? ???????? ? ?????????????? ???????? ??? ??????. ????? ?? ?????????? ?????? ???????????, ??????? ?? ???????????? ??????????? ?????? ? ??????????? ?????? ??????????? ?????????. ??????? ??????? ? ????????????? ???????!
???? ??? ????? ?????? ? ??????? ?????????? ?????????? ??? ???????? ?? ???? ? ?????? Fugu, ?????? ????? ?????????? ? ??????????? ????????? ??? ????????? ???????? ??????????. ????? ? ??????? ?????????!
?????? ?????? ??????: ??? Songio.ru ???????? ????????? ????? ??????
????????? ?????? ??? ????? ???????????? ?????? ?????? ???????????? ?????????????? ???????, ????????? ?????? ? ???????? ???????????????? ??????. ? ???? ??? ????????? ??????????? ?????????????????? — ?????????? ????? ????????? ? ????? ? ????. ????? ?? ????????, ???????? ????????? ?????????? ??????????, ???????? Songio.ru — ??????, ??????? ?????????? ??????? ???????? ????? ? ????????????? ? ???????? ????.
?????? ??? ????????
???????? ???? Songio.ru ??????? ? ???, ??? ???????? ?????? ????? ?????, ??? ??????????? ?? ??????? ???????????. ?????? ????????? ?????????? ?????????? ??? ????????? ???????, ???????? ? ?????? ?? ??????? ?????. ???????????? ?? ????????? ???????? ? ?????? ??????? ??? ?????? ?? ???????????? ?????????? — ????? ???? ??????? ??????????? ?????????, ????????? ??????????? ? ?????????? ????????????.
?????? ?????????? ??????? ??????????, ??? ????? ?????? ? ??????? ???????: ?? ???????????? ???? ? ????????????? ?????? ?? ????? ? ???-????. ??????? ????????? ????? ???????????? ? ?????? ????????, ??????? ???????? ????????, ????????????? ? ???????????? ??? ???? ?????????????.
??? ??? ????????
???????? ???????? ????? ?? Songio.ru ???????? ?? ???? ???????? ??????. ??????? ??????? ???????? ???????? ??????????????: ????, ????, ???????? ??????????. ????? ????? ?????? ????? — ??????? ?????????????? ??? ???????????? ?????????, ??????? ??????? ?????? ?? ?????????? ???????? ????????.
????????? ??? — ???????? ??????????? ????. ????????????? ????????? ?????? ????????? ?????? ??????? ? ?????????, ?? ??????? ????? ??????? ??????????? ??????????. ?????? ??????? ???????????? ???????? ??????????????: ?????? ????????, ????????? ???????, ?????????????? ???? ????????? ??????.
???????????? ????????? — ??????????? ???????? ? ???????? live. ????? ??????????? ????? ??????????? ? ??????, ??? ???? ??????????? ?????? ??????? ?????? ? ??????? ?????????. ??? ??????????? ???????? ????????????? ??? ? ?????? ??? ????? ??????????.
??? ???? ???????? ??????
Songio.ru ???????? ?????????? ? ????????? ????????????. ?????????? ????????? ??????????? ?????? ??? ???? ? ?????????? ?????? ????????. ??????? ? ????????????? ???????? ????????? ???????????? ??????? ??? ??????????? ???????, ?????? ??????? ? ??????????. ??????? ?????? ?????????? ????????? ??? ??????????????? ??????????, ???????????? ???????? ?????? ?????????? ? ???????????.
?????? ?? ????, ??? ??????? ??? ???????????? ??????????? ??????? ? Songio.ru ?????? ?????????????. ???????????? ????? ? ????? ????? ?????????? ????????? ??????? ?????, ???????? ?????????????? ??? ????????? ????? ??? ??????????? ?????????? ?????.
???????????? ? ???????????
??????? ?????? ?? ?????? ????????? ??????????? ??????? — ????????, ???????? ? ?????? ?????? ??????. ?? ????????? ??????????? ?????? ?? ???????? ??? ????????? ?????? ?? ???????. Songio.ru ????????????? ????????? ????????, ??????? ????????? ????????????? ????????? ????? ????????.
?????????? ????????, ??? ??? ????????? ?? ????????? ??????? ???????????? ? ??????????????, ? ????????? ??????????? ??????????. ??? ??????? ?????????????? ??????????? ??? ????????, ????????? ????????? ??????????????? ???? ? ?????????????? ?????? ??????????? ??????? ?????????? ????? ???????? ?????????? ?????.
Songio.ru — ????? ?????? ????, ??? ?????????? ?????? ?????????????? ?????. ?????? ??????? ???????????????? ??????????? ? ????????? ????????????????? ?? ??????? — ????????????? ??????????? ??????.
? ???, ????? ????? ????? ????? ??????? ????????, ????? ??????????? ????????? ?????? ??????????? ??? ?????????? ??????????? ???????.
???????????? ?????????????? ?????? ???????????? ?????????????? ?????? .
pet prescriptions online: VetFree Meds – dog medicine
https://vetfreemeds.shop/# pet prescriptions online
My Mexican Pharmacy: My Mexican Pharmacy – My Mexican Pharmacy
CertiCanPharmacy: canadian pharmacy world reviews – legal canadian pharmacy online
reputable canadian pharmacy: CertiCanPharmacy – CertiCanPharmacy
https://certicanpharmacy.shop/# best online canadian pharmacy
CertiCanPharmacy: CertiCanPharmacy – CertiCanPharmacy
pet drugs online: VetFree Meds – pet rx
https://mymexicanpharmacy.shop/# My Mexican Pharmacy
online mexico pharmacy mexico pharmacy price list My Mexican Pharmacy
??? ??????? ???????????? ?????
????? ????????? ?????? ????? — ?????? ??? ??? ??????? ????????? ??????????. ?? ??????????? ?????? ??????? ?? ?????? ?????????? ???????????? ??????????, ?? ? ?????????? ?????? ??? ???. ? ???? ?????? ??????????, ??? ???????? ????????? ???????????? ??????????? ? ?????? ???? ?????? ?????????.
??? ????? ????? ? ????? ??? ?????
????? — ???????????? ??? ??????????? ??????????? ??????????????? ??????????????. ????? ????????? ??????? ?? ?????????????? ????????? ? ??????? ???????????? ? ?????? ????? ???? ? ???.
???????? ???????? ?????? ?????? ?????
1. ????????? ????????? ????????
????????? ???????? ?? ?????????? ???????????. ??????? ????????, ?????? ???????? ? ?????????? ? ????????. ????? ???????? ???????? ? ??????? ?????????? ?? ?????.
2. ????????? ??????
???? ????????????? ????? ??????????? ?????????????. ?? ????? ??????? ?? ??????? ??????????, ????????? ????? ???? ??????????? ? ?????????? ??? ????????. ?????????? ?????? ???????? ?????? ????? ????? ? ????????? ????????????.
3. ?????? ? ????????????
?????????? ?????????????? ?????? ? ?????-????? ??????? — ?????? ?? ???????????? ???? ? ???????? ?? ???. ???????, ??? ??????????? ???????? ????????? ? ????????? ????????.
4. ??????? ?????? ? ?????????????? ???????
????? ??????, ??? ?????? ? ?????? ???????? ?????????? ??????? ????? ???. ????? ???????????? ? ?????????? ??????????????? ??????? ? ???????????? ????????? ????????? ??????.
5. ?????????????? ?????? ? ?????
????????? ??????????? ?????????? ??????????? ??????? — ??????????? ?????????, ????????? ??????????, ??????????? ?????????????? ??????. ??? ????? ???? ??????? ??? ??????????? ????????????.
??????? ?????????? ?????
– ?????????? ?????? ? ????? ????????? ???????? ??? ????? ???????.
– ??????-?????? ?? ????? ??????????? — ??????? ? ??????? ???????.
– ????? ????????? ??????? ? ???????? ???????????? ???????????.
?? ??? ???????? ???????? ??? ??????? ?????
– ?????????? ???????????? ?????? ????????, ????? ????????????????? ????????????? ? ??????????? ? ???????????? ?????????????.
– ???????? ????? ???????? ?????? ? ????????? ????? — ??? ?????? ??????????????? ??????????? ??????.
– ??????????????, ??? ?????????? ??????????? ???????? ??? ??????????? ????????? ? ??????.
???????? ??????
– ?? ????????? ????? ? ??????????? ??? ???????????? ????????? — ?????????? ???? ????????.
– ??????????? ??????????? ????? ? ??????????? ??????? ??? ????????? ??? ? ???????.
– ??? ??? ????? ??????????? ? ???? ????????? ???????? ? ????????? ??? ??????????? ????????? ??? ????????? ???????.
??????????
????? ????????????? ????? — ????? ??????????? ? ?????????? ?????? ?? ??????. ???????????? ????????? ???????????, ??????? ?????? ? ??????, ??????? ???????? ?? ???????? ????????????? ??????. ????????? ? ?????? ????????, ? ???? ???? ????? ???????? ??????????? ??????????.
http://vetfreemeds.com/# discount pet meds
https://certicanpharmacy.com/# CertiCanPharmacy
I used to be able to find good information from your content.
CertiCanPharmacy: pharmacy wholesalers canada – adderall canadian pharmacy
????????? ?????????????? ?????? sostav.ru/blogs/286398/77663 .
My Mexican Pharmacy: My Mexican Pharmacy – mexican meds
??????? ?????????? melbet ??????? ?????????? melbet .
https://mymexicanpharmacy.shop/# My Mexican Pharmacy
?»?dog medication online: VetFree Meds – vet pharmacy online
sms activate sms activate .
best virtual number service github.com/SMS-Activate-Alternatives .
?????? ?? ?????????????? ??????? ?????? ?? ?????????????? ??????? .
WOW just what I was looking for. Came here by searching for gamechicken
dog medicine: VetFree Meds – pet med
?????????????? ????????????? vodoponizhenie-iglofiltrami-moskva.ru .
?????? ??????? ????????? ?????? ??????? ????????? .
https://certicanpharmacy.shop/# canadian pharmacy mall
Thanks a bunch for sharing this with all of us you actually recognise what you are talking about!
Bookmarked. Please also seek advice from my site =).
We can have a hyperlink change contract among us
https://certicanpharmacy.com/# ed meds online canada
?????????? ?????? upster reklamnyj-kreativ8.ru .
?????????????? ???????? ???????????? sostav.ru/blogs/286398/77663 .
????????????? ?????????? ????????????? ?????????? .
??????? ??????? ?????? http://mostbet52718.help
best sms activation services github.com/SMS-Activate-Alternatives .
1win hisobni to‘ldirish O?zbekiston https://www.1win5767.help
sms activate login sms activate login .
https://certicanpharmacy.com/# canadian online drugstore
https://mymexicanpharmacy.com/# mexican online pharmacy wegovy
CertiCanPharmacy CertiCanPharmacy canada drugs online review
I’m not sure why but this website is loading extremely slow for me.
Is anyone else having this problem or is it a issue
on my end? I’ll check back later and see if the problem still exists.
lucky jet mostbet http://mostbet52718.help/