strange apache access log

i can grep many strange apache log on my server, see below:

::1 - - [13/Mar/2008:14:37:25 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:37:28 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:37:30 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:38:04 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:38:05 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:40:30 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:40:33 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:41:21 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:42:46 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:29 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:30 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:31 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:32 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:33 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:34 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:35 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:36 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:37 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:39 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:42 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:44 +0800] "GET /" 400 460 "-" "-"
::1 - - [13/Mar/2008:14:44:47 +0800] "GET /" 400 460 "-" "-"

the ip is "::1" , i don't what's that mean?
anybody knows how these record appear?? attack or other things? thanks
a lot....

my server is rhel4 and apache version :

Server version: Apache/2.2.6 (Unix)
Server built: Sep 21 2007 12:47:15
Server's Module Magic Number: 20051115:5
Server loaded: APR 1.2.11, APR-Util 1.2.10
Compiled using: APR 1.2.11, APR-Util 1.2.10
Architecture: 32-bit
Server MPM: Prefork
threaded: no
forked: yes (variable process count)
Server compiled with....
-D APACHE_MPM_DIR="server/mpm/prefork"
-D APR_HAS_SENDFILE
-D APR_HAS_MMAP
-D APR_HAVE_IPV6 (IPv4-mapped addresses enabled)
-D APR_USE_SYSVSEM_SERIALIZE
-D APR_USE_PTHREAD_SERIALIZE
-D SINGLE_LISTEN_UNSERIALIZED_ACCEPT
-D APR_HAS_OTHER_CHILD
-D AP_HAVE_RELIABLE_PIPED_LOGS
-D DYNAMIC_MODULE_LIMIT=128
-D HTTPD_ROOT="/home/apache"
-D SUEXEC_BIN="/home/apache/bin/suexec"
-D DEFAULT_PIDLOG="logs/httpd.pid"
-D DEFAULT_SCOREBOARD="logs/apache_runtime_status"
-D DEFAULT_LOCKFILE="logs/accept.lock"
-D DEFAULT_ERRORLOG="logs/error_log"
-D AP_TYPES_CONFIG_FILE="conf/mime.types"
-D SERVER_CONFIG_FILE="conf/httpd.conf"

On 13 Mar, 07:05, ssmaxsu...@gmail.com wrote:
> i can grep many strange apache log on my server, see below:
<snip>
> the ip is "::1" , i don't what's that mean?
> anybody knows how these record appear?? attack or other things? thanks
> a lot....

IIRC, localhost in ipv6 talk

C.

On 3ÔÂ13ÈÕ, ÏÂÎç9ʱ46·Ö, "C." <colin.mckin...@gmail.com> wrote:
> On 13 Mar, 07:05, ssmaxsu...@gmail.com wrote:
>
> > i can grep many strange apache log on my server, see below:
> <snip>
> > the ip is "::1" , i don't what's that mean?
> > anybody knows how these record appear?? attack or other things? thanks
> > a lot....
>
> IIRC, localhost in ipv6 talk
>
> C.

but "::1" is a correct ipv6 address ?
my server only use ipv4, should i disable the ipv6 module ??.....

<ssmaxsuper@gmail.com> wrote in message
news:08c4106a-8643-45d9-b228-fe0e8351b974@i29g2000prf.googlegroups.com...
>
> but "::1" is a correct ipv6 address ?

Yes it is, '::' represents all other nibbles to be '0'

On 3ÔÂ14ÈÕ, ÏÂÎç5ʱ01·Ö, "phantom" <nob...@blueyonder.invalid> wrote:
> <ssmaxsu...@gmail.com> wrote in message
>
> news:08c4106a-8643-45d9-b228-fe0e8351b974@i29g2000prf.googlegroups.com...
>
>
>
> > but "::1" is a correct ipv6 address ?
>
> Yes it is, '::' represents all other nibbles to be '0'

oh, thanks , i know nothing of ipv6...
ipv6 will take a long time to replace ipv4 in china i think...

On 3ÔÂ14ÈÕ, ÏÂÎç5ʱ01·Ö, "phantom" <nob...@blueyonder.invalid> wrote:
> <ssmaxsu...@gmail.com> wrote in message
>
> news:08c4106a-8643-45d9-b228-fe0e8351b974@i29g2000prf.googlegroups.com...
>
>
>
> > but "::1" is a correct ipv6 address ?
>
> Yes it is, '::' represents all other nibbles to be '0'

i use tcpdump -A -s0 -i any tcp src host ::1
find that it's Apache internal dummy connection
then google and there is no offical document about this...
i think that will not heavy the server load...