Michael Thomas <[email protected]> wrote: >> Do you mean things like phone service sold by, for instance, incumbent cable operators? >> The ATA is generally built into the NAT/modem. Sometimes the cable operator >> provides two modems, one for phone. I have seen Rogers in Ottawa do both.
mt> No, no, I mean smart phones connected to say, 3g cellular. Are they
behind, say,
mt> VZW's firewall, or are they on their own firewallwise?
My 3G experience has all involved NAT and IPv4.
So there was a unidirectional SYN firewall. I've seen port-25 and port-139
blocked, but that was all.
I don't know what happens when there IPv6.
--
] Never tell me the odds! | ipv6 mesh networks [
] Michael Richardson, Sandelman Software Works | network architect [
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Michael Richardson <[email protected]>, Sandelman Software Works
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