North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Vonage complains about VoIP-blocking
Is there any move on the part of providers/manufacturers to use more secure protocols for this? - Dan On 2/15/05 5:22 PM, "Jason L. Schwab" <[email protected]> wrote: > > Hi; > > I unplugged and reset my vonage Motorola MTA device, and it did tftp to > home to get its configs. > > -Jason > > -----Original Message----- > From: [email protected] [mailto:[email protected]] On Behalf Of > Hannigan, Martin > Sent: Tuesday, February 15, 2005 3:14 PM > To: 'Jay Hennigan' > Cc: Eric Gauthier; [email protected] > Subject: RE: Vonage complains about VoIP-blocking > > >> -----Original Message----- >> From: Jay Hennigan [mailto:[email protected]] >> Sent: Tuesday, February 15, 2005 5:10 PM >> To: Hannigan, Martin >> Cc: Eric Gauthier; [email protected] >> Subject: RE: Vonage complains about VoIP-blocking >> >> >> On Tue, 15 Feb 2005, Hannigan, Martin wrote: >> >>>> Something else to consider. We block TFTP at our border for >>>> security reasons >>>> and we've found that this prevents Vonage from working. >>>> Would this mean that >>>> LEC's can't block TFTP? >>> >>> >>> Was that a device trying to phone home and get it's configs? >>> Cisco, Nortel, etc. phone home and get configs via tftp. >>> >>> Vonage doesn't need to phone home for config. The device is >>> programmed (router) and it registers with the call manager. >>> If you analyze the transactions it's about 89% SIP and 11% SDP. >> >> Vonage devices initiate an outbound TFTP connection back to Vonage to >> snarf their configs on initial connection and also >> (presumably) on reboot. > > I tested the reboot. I didn't see it. I agree in general > and think that providers shouldn't block tftp, IMHO. > -- Daniel Golding Network and Telecommunications Strategies Burton Group
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