Ciro,
Hoje uso assim:
#!/bin/sh
#Variaveis
_ipfw=$(which ipfw)
_net="192.168.0.0/24"
_indev="xl0"
#Deleta todas as regras
$_ipfw -f flush
## Lista de IP's que n??o passam pelo Squid
$_ipfw table 15 flush
# Inicializa o natd
$_ipfw -q add 50 divert natd all from any to any via $_indev
$_ipfw -q add 51 skipto 60000 ip from table\(15\) to any
#Liberacao de regras para o Conectividade Social.
$_ipfw -q add 60 skipto 60000 ip from $_net to 200.201.160.0/20
$_ipfw -q add 61 skipto 60000 ip from $_net to 200.201.166.0/24
$_ipfw -q add 62 skipto 60000 ip from $_net to 200.201.173.0/24
$_ipfw -q add 63 skipto 60000 ip from $_net to 200.201.174.0/24
$_ipfw -q add 64 divert 8668 ip from any to any via $_indev
#As regras neste bloco sao oaplicadas ao SQUID (Proxy Transparente).
$_ipfw -q add 100 allow tcp from me to any 80
$_ipfw -q add 101 fwd 127.0.0.1,3128 tcp from any to any 80
Em 03/12/2011, às 00:54, Ciro Cardoso de Meneses escreveu:
> tenta usar seu firewall assim:
> #===========================
>
> if_in=xl1
> if_out=xl0
> minharede=192.168.0.0/24
>
> 00060 skipto 60000 ip from <http://192.168.0.0/24> $minharede to
> 200.201.160.0/20
> 00061 skipto 60000 ip from <http://192.168.0.0/24>$minharede to
> 200.201.166.0/24
> 00062 skipto 60000 ip from $minharede to 200.201.173.0/24
> 00063 skipto 60000 ip from $minharede to 200.201.174.0/24
>
> 00100 allow tcp from me to any dst-port 80 via $if_out
>
> 00101 fwd 127.0.0.1,3128 tcp from $minharede to any dst-port 80 in via
> $if_in
>
> 60000 divert 8668 ip from $minharede to any out via $if_out
> 60001 divert 8668 ip from any to me in via $if_out
>
> 65535 allow ip from any to any
>
> #=====================
>
>
> Em 2 de dezembro de 2011 17:16, Rodrigo Calado <
> rodrigocal...@rodrigocalado.com.br> escreveu:
>
>> Olá,
>> Já li diversos fóruns, fiz os ajustes coerentes e a mensagem
>> continua. Vejam os arquivos de configuração:
>>
>> rc.conf
>>
>> defaultrouter="186.215.69.177"
>> gateway_enable="YES"
>> hostname="fw.gransig.grancursos.com.br"
>> ifconfig_xl0="inet 186.215.69.182 netmask 255.255.255.248"
>> ifconfig_xl1="inet 192.168.0.254 netmask 255.255.255.0"
>>
>> natd.conf
>>
>> interface xl0
>> dynamic yes
>> use_sockets yes
>> same_ports yes
>>
>> ipfw
>>
>> 00050 divert 8668 ip from any to any via xl0
>> 00051 skipto 60000 ip from table(15) to any
>> 00060 skipto 60000 ip from 192.168.0.0/24 to 200.201.160.0/20
>> 00061 skipto 60000 ip from 192.168.0.0/24 to 200.201.166.0/24
>> 00062 skipto 60000 ip from 192.168.0.0/24 to 200.201.173.0/24
>> 00063 skipto 60000 ip from 192.168.0.0/24 to 200.201.174.0/24
>> 00064 divert 8668 ip from any to any via xl0
>> 00100 allow tcp from me to any dst-port 80
>> 00101 fwd 127.0.0.1,3128 tcp from any to any dst-port 80
>> 65535 allow ip from any to any
>>
>> squid.conf
>>
>> http_port 127.0.0.1:3128 transparent
>> hierarchy_stoplist cgi-bin ?
>> acl QUERY urlpath_regex cgi-bin \?
>> no_cache deny QUERY
>> acl SWF urlpath_regex swf
>> no_cache deny SWF
>> cache_mem 100 MB
>> cache_swap_low 90
>> cache_swap_high 95
>> maximum_object_size 512 KB
>> logfile_rotate 3
>> cache_dir ufs /usr/local/squid/cache 2000 16 256
>> cache_access_log /usr/local/squid/logs/access.log
>> cache_log /usr/local/squid/logs/cache.log
>> cache_store_log /usr/local/squid/logs/store.log
>> dns_nameservers 8.8.8.8 8.8.4.4
>> hosts_file /etc/hosts
>> auth_param basic children 5
>> auth_param basic realm Squid proxy-caching web server
>> auth_param basic credentialsttl 2 hours
>> auth_param basic casesensitive off
>> refresh_pattern ^ftp: 1440 20% 10080
>> refresh_pattern ^gopher: 1440 0% 1440
>> refresh_pattern . 0 20% 4320
>> cache_mgr webmas...@grancursos.com.br
>> cache_effective_user squid
>> cache_effective_group squid
>> visible_hostname fw.gransig.grancursos.com.br
>> error_directory /usr/local/etc/squid/errors/Portuguese
>> coredump_dir /usr/local/squid/cache
>>
>> #>>>>>>>>ACLS Gerais<<<<<<<<<<<<
>>
>> acl all src 0.0.0.0/0.0.0.0
>> acl manager proto cache_object
>> acl localhost src 127.0.0.1
>> acl to_localhost dst 127.0.0.0/8
>> acl SSL_ports port 443 563
>> acl Safe_ports port 80 # http
>> acl Safe_ports port 21 # ftp
>> acl Safe_ports port 443 563 # https, snews
>> acl Safe_ports port 70 # gopher
>> acl Safe_ports port 210 # wais
>> acl Safe_ports port 1025-65535 # unregistered ports
>> acl Safe_ports port 280 # http-mgmt
>> acl Safe_ports port 488 # gss-http
>> acl Safe_ports port 591 # filemaker
>> acl Safe_ports port 777 # multiling http
>> acl CONNECT method CONNECT
>>
>> #>>>>>>>>>ACLS de Controle<<<<<<<<<<<<<<
>>
>> acl rede src 192.168.0.0/24 #Rede
>>
>> acl liberados url_regex -i "/usr/local/squid/web/liberados.sites"
>>
>> acl administrativo src "/usr/local/squid/web/administrativo"
>> acl diretoria src "/usr/local/squid/web/diretoria.txt"
>> acl term_consulta src "/usr/local/squid/web/term_consulta.txt"
>> acl consulta_portal url_regex -i
>> "/usr/local/squid/web/consulta_portal.txt"
>>
>> # Novas regras acl adicionadas by ROD_NOKEY.
>>
>> acl spyware url_regex -i "/usr/local/squid/web/spyware.txt" # Lista com
>> dom?nios de spyware.
>> acl chat url_regex -i "/usr/local/squid/web/chat.txt" # Lista com dom?nios
>> de chat.
>> acl redirector url_regex -i "/usr/local/squid/web/redirector.txt" # Lista
>> com dom?nios de sites que funcionam como browser.
>> acl violence url_regex -i "/usr/local/squid/web/violence.txt" # Lista com
>> dom?nios de viol?ncia.
>> acl warez url_regex -i "/usr/local/squid/web/warez.txt" # Lista com
>> dom?nios de warez, torrents e upfiles.
>> acl webtv url_regex -i "/usr/local/squid/web/webtv.txt" # Lista com
>> dom?nios de webtv.
>> acl msn url_regex -i "/usr/local/squid/web/msn.txt" # Lista para bloquear
>> MSN apenas.
>>
>>
>> # Bloqueio de ICQ
>> acl bloq_icq req_mime_type -i ^application/x-Icq$
>>
>> #>>>>>>>>>>Diretivas http_accesss Padrao<<<<<<<<<<
>>
>> http_access allow manager localhost
>> http_access deny manager
>> http_access deny !Safe_ports
>> http_access deny CONNECT !SSL_ports
>> http_reply_access allow all
>> icp_access allow all
>>
>>
>> #>>>>>>>>>Diretivas http_access Customizadas<<<<<<
>>
>> # A regra abaixo est? bloqueando todas as listas de dom?nios das regras acl
>> # e retirando os IP's da secretaria e do call center da rede
>> 192.168.0.0/24.
>>
>> http_access allow !administrativo !chat !spyware !redirector !violence
>> !warez !bloq_icq !term_consulta rede
>>
>> http_access allow administrativo liberados
>>
>> http_access allow term_consulta consulta_portal
>>
>> http_access allow all diretoria
>>
>> http_access deny all
>>
>> Compilação
>>
>> # This file is auto-generated by 'make config'.
>> # No user-servicable parts inside!
>> # Options for squid-3.0.24
>> _OPTIONS_READ=squid-3.0.24
>> WITH_SQUID_KERB_AUTH=true
>> WITHOUT_SQUID_LDAP_AUTH=true
>> WITH_SQUID_NIS_AUTH=true
>> WITHOUT_SQUID_SASL_AUTH=true
>> WITHOUT_SQUID_DELAY_POOLS=true
>> WITH_SQUID_SNMP=true
>> WITH_SQUID_CARP=true
>> WITHOUT_SQUID_SSL=true
>> WITHOUT_SQUID_PINGER=true
>> WITHOUT_SQUID_DNS_HELPER=true
>> WITHOUT_SQUID_HTCP=true
>> WITHOUT_SQUID_VIA_DB=true
>> WITHOUT_SQUID_CACHE_DIGESTS=true
>> WITH_SQUID_WCCP=true
>> WITHOUT_SQUID_WCCPV2=true
>> WITHOUT_SQUID_STRICT_HTTP=true
>> WITH_SQUID_IDENT=true
>> WITHOUT_SQUID_REFERER_LOG=true
>> WITHOUT_SQUID_USERAGENT_LOG=true
>> WITHOUT_SQUID_ARP_ACL=true
>> WITHOUT_SQUID_IPFW=true
>> WITHOUT_SQUID_PF=true
>> WITHOUT_SQUID_IPFILTER=true
>> WITHOUT_SQUID_ICAP=true
>> WITHOUT_SQUID_ESI=true
>> WITHOUT_SQUID_AUFS=true
>> WITHOUT_SQUID_COSS=true
>> WITH_SQUID_KQUEUE=true
>> WITHOUT_SQUID_LARGEFILE=true
>> WITHOUT_SQUID_STACKTRACES=true
>> WITHOUT_SQUID_DEBUG=true
>>
>> Alguma sugestão?
>>
>> Att.,
>> Rodrigo Calado.
>> -------------------------
>> Histórico: http://www.fug.com.br/historico/html/freebsd/
>> Sair da lista: https://www.fug.com.br/mailman/listinfo/freebsd
>>
>>
> -------------------------
> Histórico: http://www.fug.com.br/historico/html/freebsd/
> Sair da lista: https://www.fug.com.br/mailman/listinfo/freebsd
-------------------------
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