More on the config. Here is what is running on the cisco 1841.
Cisco IOS Software, 1841 Software (C1841-ADVSECURITYK9-M), Version 12.3(11)T5, RELEASE SOFTWARE (fc1)
Cisco 1841 (revision 5.0) with 115712K/15360K bytes of memory.
Processor board ID blahblahbalh
2 FastEthernet interfaces
1 Serial interface
1 Virtual Private Network (VPN) Module
WIC T1-DSU
DRAM configuration is 64 bits wide with parity disabled.
191K bytes of NVRAM.
31360K bytes of ATA CompactFlash (Read/Write)
And the current config on the netgear vpn router is
Connection name: myconnection
local ipsec identifier: 0.0.0.0
remote ipsect identifier: 0.0.0.0
tunnel can be accessed from: any local address
tunnel can access: the remote wan IP or fqdn
remote wan ip or fqdn: publicipofcisco
secure association: main mode
perfect forward secrecy

ff
preshared key:blah
key life:28800
ike life time:86400
netbios off(I am using a wins server)
all comments appreciated!