svc bad request dropping packet
 

hi,

I get this error" svc bad request dropping packet ' some numeric value' ". when i try to send emails with attachments of size greater than 100kb from internal network. these errors appears only in the console of gateway server [FC2].
The network setup is as , the internal network is connected to a gateway server [FC2] which is inturn connected to an ADSL Router for internet connectivity.The gateway server has 2 nics
(1) connected to LAN
(2) connected to ADSL Router for internet.
i have configured iptables which is

#iptables -A FORWARD -s 10.30.30.0/26 -j ACCEPT
modprobe iptables_nat
echo 1 > /proc/sys/net/ipv4/ip_forward
iptables -t nat -A POSTROUTING -o eth1 -j MASQUERADE
echo 1 > /proc/sys/net/ipv4/ip_forward

as a seperate file which will run at startup and

just in case anybody needs further details please refer below


the /etc/sysconfig/netwoking/devices/route-WAN file has values

gateway0 = router's ip
netmask0 = its mask
address0 = router's ip

/etc/sysconfig/netwoking/devices/ifcfg-WAN file has entries

# Realtek|RTL-8139/8139C/8139C+
DEVICE=eth1
ONBOOT=yes
BOOTPROTO=none
IPADDR=external card ip
NETMASK=255.255.255.0
GATEWAY=router's ip
HWADDR=xxxxxxxxxxxxxxxx
TYPE=Ethernet
USERCTL=no
PEERDNS=no
IPV6INIT=no

squid is also configured

acl abcd src 10.30.30.1-10.30.30.62/255.255.255.255
acl all src 0.0.0.0-255.255.255.255/255.255.255.255

http_access allow abcd
icp_access allow abcd
httpd_accel_port 80