[TriLUG] OT: Traceroute / routing question
bhenning at pineinst.com
Wed Mar 2 13:18:04 EST 2011
Alexey Toptygin explained:
> This just means that the SonicWalls are not decrementing IP TTL for
> traffic they pass over the VPN, so a packet with a TTL of 1 can make it
> all the way to the destination.
> In this case, the router is decrementing the TTL and returning an error
> when it reaches 0. Since you say the router is running linux, this is not
> surprising. The difference is due to the different behavior of linux's
> routing code VS the SonicWall software.
That clears it right up! Thank you!
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