From: Peng Zheng (zpnist@yahoo.com)
Date: Sun Oct 05 2003 - 14:59:29 GMT-3
I tried, the source port should be something else. not
49.
--- Tony Schaffran <groupstudy@cconlinelabs.com>
wrote:
> A router configured with AAA speaks to TACACS using
> destination port TCP 49.
> I believe the source port is also TCP 49. It will
> use the interface IP
> address you are communicating to the TACACS unless
> you specify a TACACS
> source address on the router. You can specify any
> interface on the router.
>
> I hope that helps a little. One source for this
> type of information is the
> CCIE Self Study Exam Certification Guide for
> Security.
>
> Tony Schaffran
> Network Analyst
> CCIE #11071
> CCNP, CCNA, CCDA,
> NNCDS, NNCSS, CNE, MCSE
>
> www.cconlinelabs.com
> Your #1 choice for online Cisco rack rentals.
>
>
> -----Original Message-----
> From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com] On Behalf Of
> Ken.Farrington@barclayscapital.com
> Sent: Sunday, October 05, 2003 8:19 AM
> To: ccielab@groupstudy.com
> Subject: TACACs Authentication Traffic Analysis
>
> V.quick one
>
> I login into a router with tacacs enabled. I type
> my username/password
>
> How does the router speak to the server, is it tcp
> or udp on port 49? and
> what are the tcp/udp source ports/ip address does it
> use - I take it the
> dest ports are 49
>
> be handy if anyone know where this info is.
>
> Imany thx
>
>
>
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