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W2k Server Multi NIC's Static Route Prob

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I have the following problem. We connect to the internet via an ADSL router this then connects to an ISA server with 3 nics. 1 to the WAN, 1 to a DMZ and the third going to a zyxcel firewall which our lan sits behind. I cannot seem to get the static routes working so that from the ADLS network you can ping the zyxcel firewall and the DMZ. IS there a wizard or any easy way of going. 500 points on offer thanks

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by cg it

I'll suggest a few things here. first dump the 3rd NIC. probably causing most of your problems. Next is if you want a host on the DMZ use the DSL router's DMZ port, third to ping hosts behind a firewall, the firewall has to allow ICMP packets through it for ping to work. That includes ISA server [which means you have to create a ICMP ping packet filter in ISA server to allow ICMP ping to the LAN.

by cg it

note you might want to try an ARP request and see what comes up for your 3 NICs if you insist on using 3 in ISA server. If you didn't bind IP addresses to NICs an ARP request might show 2 of the NICs with the same IP address. Do a ARP -A requests from the command line in ISA and see what comes up.

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