Try to upgrade to 12.1(6).
Amjad
----- Original Message -----
From: "Adam" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Friday, January 19, 2001 9:01 PM
> Anyone have any ideas??
>
>
>
> HELP!! I have a 7204 router with IOS 12.0(7).
>
> I have a FastEthernet interface sub-interfaced into two (Fa0/0.1 and
> Fa0/0.2). They are set for isl 1 and isl 2 respectively. Fa0/0.1 is
> outside nat and Fa0/0.2 is inside nat. I am connected to a 3524 switch
> setup for VTP using ISL and divided into half for VLAN 1 and VLAN 2.
> VLAN1 is global (outside) and VLAN 2 is inside
>
> I have an access list setup to allow 192.168.250.0 from the inside and
> have setup a single global address for PAT translation.
>
> 1. This setup works fine when reaching the net on Fa0/0.1 (the
> outside). However I cannot reach the Internet which is out the routers
> serial ports. From VLAN 1 which is the outside, I can reach the
> internet with no problem.
>
> 2. I can ping all devices on VLAN 1 (outside) but not past there from
> the inside (VLAN2) except when I turn Proxy-Arp OFF.
>
> Once problems 1 & 2 are resolved, I'll need to solve the initial
> problem...
>
> 3. I tried to setup static maps to 6 terminal servers on the inside so I
> can manage them. The terminal servers are attached to phone lines and
> will recieve dial-up traffic. I cannot reach the devices I statically
> mapped (they show up correctly in the show ip nat trans command. I used
> the ip nat inside etc. command to map). When I checked ARP after trying
> to ping to these devices from the outside, the switch shows that
> "Encapuslation failed" and the show arp shows an "Incomplete" where the
> MAC address should be. I left this configuration overnight and the next
> morning, the MAC Address was in the table (actually the mac address of
> the routers ethernet interface as one would expect with NAT or
> proxy-arp) and I was able to reach the devices I statically mapped.
>
> However, when I added another, I ran into the same problem. Is this an
> issue where the router needs to be power cycled to allow for static
> maps??????? I did find a tech article on Cisco's site, CSCdp22947,
> stating that there is an issue where the router will not send the MAC
> address for statically mapped devices using nat. However, it was with
> ios 12.0(7.1) and 12.0(7.2) and I have 12.0(7). Who knows??
>
> Any help is greatly appreciated. I have wrestled this for several
> days. I have viewed millions of sample configs and they are all very
> simple and straight forward. I am beginning to think an IOS upgrade is
> in order here. However, the rest of the router config is complicated
> and with 4 T1s and 35 sites through frame relay with STUN encapsulation
> and IP all for Internet and AS400 access. SOOOO, I would rather not
> upgrade and risk NEW bugs causing problems with the mission critical
> stuff. But if I gotta.....
> --
> AT Bauer
> CPU Specialist
>
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