I get it and just know there are DNS clients will send broadcast to locate DNS
Server for resolving queries. Before I don't know there exists such
implementation. The working environment to me is so ordered that I have no
this experience client will broadcast DNS query. All clients either have their
server apointed or failure at all.
Thanks,
Fanglo MA
Priscilla Oppenheimer wrote:
> A bunch of stuff is enabled when you specify a helper address. You have to
> use no ip forward-protocol to disable the ones you don't want. Here's the
> list of what gets enabled by default:
>
> TFTP (69)
> DNS (53)
> Time (37)
> NetBIOS naming service (137)
> NetBIOS datagram service (138)
> DHCP (BOOTP) Server (67)
> DHCP (BOOTP) Client (68)
> TACAS (49)
>
> Priscilla
>
> At 02:09 PM 6/22/00, Fanglo P.M. MA wrote:
> >Does any know why UDP DNS is enabled by ip forward-protocol by default
> >when ip helper-address is specified?
> >
> >Best regards,
> >Fanglo MA
> >
> >___________________________________
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> ________________________
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> Priscilla Oppenheimer
> http://www.priscilla.com
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