Is your firewall dropping the packets?( tcpdump or ethereal to check ) No packets dropped- iptables -L show no rules > Is the DHCP server assigning the correct default gateways, dns info to > both subnets?( traceroute and dig ) Yes > Does traceroute from the proxy to a node with a problem go the correct > way? [root@newengland root]# traceroute -i eth1 10.10.11.50 traceroute to 10.10.11.50 (10.10.11.50), 30 hops max, 38 byte packets 1 192.168.100.20 (192.168.100.20) 2999.097 ms !H 2998.952 ms !H 2999.256 ms !H > Does a traceroute from node without a problem to the proxy go the correct > way? [root@newengland root]# traceroute -i eth0 10.10.11.50 traceroute to 10.10.11.50 (10.10.11.50), 30 hops max, 38 byte packets 1 192.168.1.1 (192.168.1.1) 1.094 ms 0.980 ms 1.012 ms 2 10.11.57.1 (10.11.57.1) 5.609 ms 3.661 ms 6.266 ms 3 10.10.11.4 (10.10.11.4) 641.193 ms 567.180 ms 818.277 ms 4 10.10.11.50 (10.10.11.50) 550.474 ms 599.838 ms 572.665 ms > Is the proxy configured to allow access from the ip range in question? Proxy attached to eth0 ini file: The log files on the eth0 proxy are fine- eth1 shows no connection to 10.10.11.50 Proxy attached to eth0 ini file: [shell] login=none [etcp_parameters] server_address=10.10.11.50:9200 server_address=10.10.11.51:9200 server_announcement_address=none max_receive_data_rate=4000000 etcp_send_protocol=1 local_udp_address=192.168.1.20 external_udp_address=10.11.57.2 [logging] log_level=verbose [proxy_excludes] exclude=localhost Proxy attached to eth1 ini file: [shell] login=none port=2617 [etcp_parameters] server_address=10.10.11.50:9200 server_address=10.10.11.51:9200 server_announcement_address=none max_receive_data_rate=4000000 etcp_send_protocol=1 local_udp_address=192.168.100.20 external_udp_address=10.11.57.5 http_listen_address=9302 socks_listen_address=9303 autoconfig_listen_address=9301 [logging] log_level=verbose [proxy_excludes] exclude=localhost other files [root@newengland tc-recv-AM]# netstat -nr Kernel IP routing table Destination Gateway Genmask Flags MSS Window irtt Iface 192.168.100.0 0.0.0.0 255.255.255.0 U 0 0 0 eth2 192.168.1.0 0.0.0.0 255.255.255.0 U 0 0 0 eth1 10.10.11.0 192.168.1.1 255.255.255.0 UG 0 0 0 eth1 169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth2 [root@newengland tc-recv-AM]# ifconfig eth0 eth0 Link encap:Ethernet HWaddr 00:0F:B5:42:8E:1C inet addr:192.168.1.20 Bcast:192.168.1.255 Mask:255.255.255.0 inet6 addr: fe80::20f:b5ff:fe42:8e1c/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:102163 errors:0 dropped:0 overruns:0 frame:0 TX packets:59859 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:48961730 (46.6 Mb) TX bytes:45213912 (43.1 Mb) Interrupt:11 Base address:0xf000 [root@newengland tc-recv-AM]# ifconfig eth1 eth1 Link encap:Ethernet HWaddr 00:0F:B5:42:8F:34 inet addr:192.168.100.20 Bcast:192.168.100.255 Mask:255.255.255.0 inet6 addr: fe80::20f:b5ff:fe42:8f34/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:5848 errors:0 dropped:0 overruns:0 frame:0 TX packets:6693 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:1550585 (1.4 Mb) TX bytes:1494116 (1.4 Mb) Interrupt:10 Base address:0x1000 Thanks Kevin