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Brianpiraty_Ale
Contributor

VPN tu

what does that mean output of VPN tu   shows as (i=0)

 INBOUND:
                        1. xxxxxxxx    (i: 0)
                OUTBOUND:
                        1. xxxxxxxxx  (i: 0)

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Timothy_Hall
Champion
Champion

For each IPSec tunnel, there are two Security Associations (SAs) formed: inbound and outbound.  Although we tend to refer to this VPN Tunnel in the singular, it actually consists of two "flows" of encrypted data: inbound and outbound.  A similar concept is employed in the state table element "connections" where each connection is tracked as two separate flows referred to as c2s (client to server - outbound) and s2c (server to client - inbound).

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Brianpiraty_Ale
Contributor

thanks. what does it mean by i:0

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Timothy_Hall
Champion
Champion

I believe on an R80.10+ gateway the i:0 indicates the CoreXL Firewall Worker Instance number (in this case instance #0) that is handling that SA.

--
Second Edition of my "Max Power" Firewall Book
Now Available at http://www.maxpowerfirewalls.com

Gateway Performance Optimization R81.20 Course
now available at maxpowerfirewalls.com
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Brianpiraty_Ale
Contributor

it is a standalone firewall, I see for other tunnels different numbers . I would say 1-9

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