[aprssig] TCPIP packets being TXed by IGate? (was) Maximum APRS Packet Lengths and 3rd party use?

Jim Alles kb3tbx at gmail.com
Wed Nov 30 17:08:27 CST 2016

I swear I changed the subject line on the previous post!!!

On Wed, Nov 30, 2016 at 6:06 PM, Jim Alles <kb3tbx at gmail.com> wrote:

>> On Wed, Nov 30, 2016 at 3:02 PM, Scott <scott23192 at gmail.com> wrote:
> As a novice, could I trouble the group for the correct filter syntax to
> block *TCPIP* from being iGated?
> And while we're at it, if there are any other filters that should "always"
> be included in any iGate setup, those would of course be welcome as well.
> Many thanks!
> -Scott,  K4KDR
> Montpelier, VA  USA
> first, a bit of 'netiquette', it is considered more polite, and it makes
> it clearer in keeping track of E-mail threads, if the Subject line reflects
> what the question is. It might be considered hijacking, otherwise. I
> realize from your second message that there was some connection, for you.
> second,
> In a perfect world, Pete's statements are 100% accurate.
> I would clarify his use of the word 'filter' with this statement:
> "In essence, a server-side filter is a "subscription" to see the specified
> data in addition to the default APRS messaging support."
> from here: http://www.aprs-is.net/javaprsfilter.aspx
> <https://mail.google.com/>
> However, there is at this time an APRS software package that appears to be
> not working properly. And provides the use of other, blocking-type filters
> (client-side).
> So we will need to define your use of the word 'filter', and it would be
> very helpful to know what software package you are using.
> As far as server-side (filter) subscriptions, there are none required for
> an IGate, and it is strongly recommended to start out with that field
> blank, in your IGate client.
> What might go in there is a very limited list of 'buddies' who might get
> VIP treatment for some reason. Or very specific weather alerts. But you
> need to learn a lot about that before swamping the RF side of things.
> 73,
> Jim A.
> ​​
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