[c-nsp] Cisco 1841 Maximum IPSEC Tunnels

Richard Halfpenny richard.halfpenny at exa-networks.co.uk
Mon Dec 8 08:50:07 EST 2008


Hi Guys,

Does anyone have any real-world figures for the maximum number of IPSEC 
tunnels it is possible to run concurrently on an 1841 without the 
additional VPN/SSL AIM?

The following doc indicates 800 with the AIM:
http://www.cisco.com/en/US/prod/collateral/routers/ps5853/data_sheet_vpn_aim_for_18128003800routers_ps5853_Products_Data_Sheet.html

Is 300 tunnels a reasonable figure?  Traffic to this headend would be 
exceptionally low (less than 1Mbps in either direction) from spoke sites 
but there are lots of them!

Regards,
Richard.

-- 
IP Network Engineering / Operations
Exa Networks Ltd :: AS30740



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