تو pix مشکل دارم

با سلام

با این config نمیتونم بیرون ping کنم:

[LEFT]: Saved
: Written by enable_15 at 00:37:45.184 UTC Fri Jan 1 1993
!
PIX Version 7.0(4)
!
hostname pixfirewall
domain-name local
enable password 8Ry2YjIyt7RRXU24 encrypted
names
!
interface Ethernet0
nameif outside
security-level 0
ip address 80.253.252.244 255.255.255.224
!
interface Ethernet1
nameif inside
security-level 100
ip address 192.168.10.1 255.255.255.0
!
passwd 2KFQnbNIdI.2KYOU encrypted
boot system flash:/pix704.bin
ftp mode passive
same-security-traffic permit inter-interface
access-list acl_grp extended permit icmp any any
access-list acl_grp extended permit tcp any any
access-list acl_grp extended permit ip any any
access-list inside_access_in extended permit icmp any any
access-list inside_access_in extended permit tcp any any
access-list inside_access_in extended permit ip any any
access-list in2out extended permit ip 192.168.10.0 255.255.255.0 any
pager lines 24
logging buffered debugging
logging asdm informational
mtu outside 1500
mtu inside 1500
no failover
asdm image flash:/asdm-512.bin
no asdm history enable
arp timeout 14400
global (outside) 1 interface
global (outside) 1 80.253.252.226
nat (inside) 1 0.0.0.0 0.0.0.0
access-group acl_grp in interface outside
access-group acl_grp in interface inside
route outside 0.0.0.0 0.0.0.0 80.253.152.225 1
timeout xlate 3:00:00
timeout conn 1:00:00 half-closed 0:10:00 udp 0:02:00 icmp 0:00:02
timeout sunrpc 0:10:00 h323 0:05:00 h225 1:00:00 mgcp 0:05:00
timeout mgcp-pat 0:05:00 sip 0:30:00 sip_media 0:02:00
timeout uauth 0:05:00 absolute
http server enable
http 192.168.10.0 255.255.255.0 inside
no snmp-server location
no snmp-server contact
snmp-server enable traps snmp authentication linkup linkdown coldstart
telnet timeout 5
ssh timeout 5
console timeout 0
dhcpd lease 3600
dhcpd ping_timeout 50
!
class-map inspection_default
match default-inspection-traffic
!
!
policy-map global_policy
class inspection_default
inspect dns maximum-length 512
inspect ftp
inspect h323 h225
inspect h323 ras
inspect rsh
inspect rtsp
inspect esmtp
inspect sqlnet
inspect skinny
inspect sunrpc
inspect xdmcp
inspect sip
inspect netbios
inspect tftp
!
service-policy global_policy global
Cryptochecksum:058100f6d24475ff0dfd7463cc71ee1b
[/LEFT]
: end

یکی کمک کنه جبران می کنم