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Re: 2.6S1 WCCP2 problems

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Tino,

Thanks for your config, i added the vhost and vport=80 options to my
config, but i am still having the same problems.  As for lo0 on the
router, i have never had to setup this up in the past but i tried it
anyway and it made no difference.  When i have talked to the Cisco guys
before they stated that WCCP simply needs an IP and will grab any
configured IP on the router, it doesn't matter.  I think i am going to
submit a bug, i don't know why squid is sending back a bad id.

Thanks,
 Bryan

On Tue, 2006-07-18 at 20:25 -0400, tino wrote:
> RE:  2.6S1 WCCP2 problems       http_port 3128
> transparent
> vhost vport=80
>         tcp_outgoing address 10.10.10.1
>         wccp2_router 10.10.10.2
>         wccp2_forwarding_method 1
>         wccp2_return_method 1
>         wccp2_service standard 0
> 
> As far I know, kernel 2.6.9 & up , you do need bringing up loopback0
> at
> cisco router (this is because  wccp will use it as router identifier)
> 
> #at router :
> interface lo0
>    ip address 172.0.0.1 255.255.255.252
>   no shut
> 
> #-at squid:
>   insmod ip_gre
>   ifconfig gre0 up
>   ip addr add 172.0.0.2 255.255.255.252 dev gre0
> 
> If you shut loopback0, wccp mechanism still alive at router, but no
> traffic
> being redirected ( gre_tunnel is established between lo0<-->gre0 & via
> this
> tunnel where web-traffic redirected)
> Also put "ip wccp web-cache exclude in" in the router interface where
> squid
> attached & make sure it is not same vlan where traffic redirected
> 
> 
> regards
> Tino
> ----- Original Message -----
> From: Shoebottom, Bryan
> To: tino ; squid-users@xxxxxxxxxxxxxxx
> Sent: Tuesday, July 18, 2006 7:06 PM
> Subject: RE:  2.6S1 WCCP2 problems
> 
> 
> Tino,
> 
> Our lookback interface is not configured and never has been in the
> past for
> caches to work.  You do bring up an interesting point of the IP
> address of
> the gre interface.  In the past i have simply used an IP that is not
> on our
> network, maybe i can't do that anymore.  What wccp directives do you
> have
> configured in your squid.conf?
> 
> Thanks,
> 
> Bryan
> 
> 
> 
> -----Original Message-----
> From: tino [mailto:tino.kriswanto@xxxxxxxxx]
> Sent: Mon 7/17/2006 8:17 PM
> To: Shoebottom, Bryan; squid-users@xxxxxxxxxxxxxxx
> Subject: Re:  2.6S1 WCCP2 problems
> 
> Hi, Bryan
> what is your interface loopback0 status & ip address at L3 6500 ? It
> should
> be in the same subnet with your gre0 ip address.
> 
> I'm running 6500 earlier version than yours (supervisor engine-1a &
> msfc1),
> ip cef enable, & wccpv2 work ok with squid-2.6S1, I'm using kernel
> 2.6.15.7
> with ip_gre loaded from kernel module.
> 
> It also work when I put squid-2.6.S1 with 3620 router, ios 12.2(t) &
> as5300,  ios 12.0.7(t)
> 
> also, make sure iptables loaded first before running squid
> 
>  rgds,
> Tino
> 
>         ----- Original Message -----
>         From: Shoebottom, Bryan <mailto:BShoebottom@xxxxxxxxxxxx>
>         To: tino <mailto:tino.kriswanto@xxxxxxxxx>  ;
> squid-users@xxxxxxxxxxxxxxx
>         Sent: Monday, July 17, 2006 7:29 PM
>         Subject: RE:  2.6S1 WCCP2 problems
> 
> 
> 
>         -6500 running code 12.1(26)E
>         -ip wccp we redirect in configured on vlans
>          ip wccp web-cache
>         -2.6.17
>         -/sbin/iptables -t nat -A PREROUTING -i gre0 -p tcp -m tcp
> --dport
> 80 -j REDIRECT --to-ports 3128
> 
>         eth0      Link encap:Ethernet  HWaddr 00:14:C2:C3:3B:1D
>                   inet addr:10.10.101.3  Bcast:10.10.101.7
> Mask:255.255.255.248
>                   inet6 addr: fe80::214:c2ff:fec3:3b1d/64 Scope:Link
>                   UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>                   RX packets:53302 errors:0 dropped:0 overruns:0
> frame:0
>                   TX packets:41745 errors:0 dropped:0 overruns:0
> carrier:0
>                   collisions:0 txqueuelen:1000
>                   RX bytes:7311146 (6.9 MiB)  TX bytes:6586185 (6.2
> MiB)
>                   Interrupt:185
> 
>         gre0      Link encap:UNSPEC  HWaddr
> 00-00-00-00-BD-BF-A8-4C-00-00-00-00-00-00-00-00
>                   inet addr:10.2.1.1  Mask:255.255.255.252
>                   UP RUNNING NOARP  MTU:1476  Metric:1
>                   RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>                   TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>                   collisions:0 txqueuelen:0
>                   RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)
> 
>         lo        Link encap:Local Loopback
>                   inet addr:127.0.0.1  Mask:255.0.0.0
>                   inet6 addr: ::1/128 Scope:Host
>                   UP LOOPBACK RUNNING  MTU:16436  Metric:1
>                   RX packets:104 errors:0 dropped:0 overruns:0 frame:0
>                   TX packets:104 errors:0 dropped:0 overruns:0
> carrier:0
>                   collisions:0 txqueuelen:0
>                   RX bytes:19992 (19.5 KiB)  TX bytes:19992 (19.5 KiB)
> 
> 
> 
>         I have enabled wccp2 when configuring squid.
> 
>         Thanks,
>         Bryan
> 
> 
>         -----Original Message-----
>         From: tino [mailto:tino.kriswanto@xxxxxxxxx]
>         Sent: Sun 7/16/2006 11:11 PM
>         To: Shoebottom, Bryan; squid-users@xxxxxxxxxxxxxxx
>         Subject: Re:  2.6S1 WCCP2 problems
> 
>         give me this data :
>         -cisco router version & ios version
>         -cisco runnning config
>         -kernel version
>         -iptables setting
>         -output of ifconfig
>         -when ./configure ,  your need add this options
> --enable_wccpv2
> 
>         rgds,
>         Tino
> 
> 
>         ----- Original Message -----
>         From: "Shoebottom, Bryan" <BShoebottom@xxxxxxxxxxxx>
>         To: <squid-users@xxxxxxxxxxxxxxx>
>         Sent: Saturday, July 15, 2006 1:27 AM
>         Subject: RE:  2.6S1 WCCP2 problems
> 
> 
>         Does anyone have this problem on 2.6S1???
>         With debug on on the router I get this error:
>         Here_I_Am packet from 10.10.101.3 w/bad rcv_id 00000000
> 
> 
>         Any help would be appreciated.
> 
>         Thanks,
>          Bryan
> 
> 
>         -----Original Message-----
>         From: Shoebottom, Bryan [mailto:BShoebottom@xxxxxxxxxxxx]
>         Sent: July 13, 2006 1:18 PM
>         To: squid-users@xxxxxxxxxxxxxxx
>         Subject:  2.6S1 WCCP2 problems
> 
>         Hey,
> 
>         I can't seem to get wccpv2 working in squid 2.6Stable1.  My
> wccp
> config is
>         as follows:
>         wccp2_router 10.10.101.1
>         wccp2_forwarding_method 1
>         wccp2_return_method 1
>         wccp2_service standard 0
> 
>         My router only seems to see L2 redirection even though I have
> specified
>         GRE/WCCP:
>         ROUTER#sho ip wcc we d
>         WCCP Cache-Engine information:
>                 Web Cache ID:          10.10.101.3
>                 Protocol Version:      2.0
>                 State:                 NOT Usable
>                 Redirection:           L2
>                 Packet Return:         L2
>                 Packets Redirected:    0
>                 Connect Time:          00:00:29
>                 Assignment:            MASK
> 
> 
>         ROUTER#
> 
> 
>         After 30 seconds, the connect time for the cache restarts.  I
> am
> running a
>         2.6.17 kernel which supports WCCP in the GRE module and have
> this
> loaded as
>         gre0.
> 
> 
> 
>         Has anyone else gotten this to work under the new 2.6 release
> yet?
> Anyone
>         have any suggestions?
> 
>         Thanks,
>         Bryan
> 
> 
> 
> 
> 
> 
> 
> 

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