I have configured a few Flexwans with ATM and frame relay and they
work quite well.  If you have redundant sup/MSFC's I would recommend
running SRM as opposed the config-sync on the MSFC's.  

  Dave

Tim Potier wrote:
> 
> I have a choice here, and am not sure of the load probs.  Core can be a
6509
> with 2 MSFC 2's/SUPII's, with an uplink to a 7206 with an OC-3 ATM PA
> (MM).......OR, eliminate the 7206, get a Flexwan module for the 6509 and
use
> the same OC-3 ATM PA.
> 
> LAN side looks like this:
> 12 remote wiring closets, each having a 4006 with 4 48-port 10/100. 
Uplinks
> to 6509 via 1000SX GBICs (trunking).  Mixed IP/IPX environment.  17 VLANS
> (IP and IPX), so the MSFC2's will be doing the inter-vlan routing.  Route
> IPX on LAN with RIPv2, IPX on WAN with EIGRP.  IP on WAN is OSPF.--> no
> choice here.
> 
> WAN traffic mainly TN3270, web traffic and IPX (replication), plus OSPF
> routing updates.
> 
> Suggestions?  About a 11K savings on the non-7206 design.
> 
> Thanks
-- 
David Madland
Sr. Network Engineer
CCIE# 2016
Qwest Communications Int. Inc.
[EMAIL PROTECTED]
612-664-3367

"Emotion should reflect reason not guide it"




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