[c-nsp] TFTP/SCP

[Alex Pressé]

In Linux SSH you can use the -l flag. http://linux.die.net/man/1/scp

No idea if Solarwinds implemented SSH with any features.

 scp -l 2000 c3750e-universalk9-mz.150-2.SE8.bin admin at myswitch
:flash:/c3750e-universalk9-mz.150-2.SE8.bin

On Thu, Nov 19, 2015 at 8:12 AM, Harry Hambi - Atos <harry.hambi at bbc.co.uk>
wrote:

> It was using SCP that caused the switch CPU to spike. Sorry if I have miss
> read your comments. Are you saying there's a setting in the SCP server to
> limit bandwidth?, I 'me using solar winds SFTP & SCP server
>
>
> Rgds
> Harry
>
> Harry Hambi BEng(Hons)  MIET  Rsgb
>
>
> -----Original Message-----
> From: cisco-nsp [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of
> Alex Pressé
> Sent: 19 November 2015 15:01
> To: Daniel Brisson
> Cc: cisco-nsp at puck.nether.net; Jared Mauch
> Subject: Re: [c-nsp] TFTP/SCP
>
> I've dumped images in a place available via HTTP.
>
> The nice thing about SCP is being able to push the image directly to the
> switches instead of having the switches pull. When pushing the image, SCP
> also offers the ability to limit bandwidth (thus preventing your CPU
> spike).
>
>
>
> On Thu, Nov 19, 2015 at 7:54 AM, Daniel Brisson <dbrisson at uvm.edu> wrote:
>
> > What about protecting credentials?  Do you use a service account that has
> > 0 access other than FTP'ing images?
> >
> > -dan
> >
> >
> > -----Original Message-----
> > From: cisco-nsp [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of
> > Jared Mauch
> > Sent: Thursday, November 19, 2015 8:54 AM
> > To: Mark Tinka <mark.tinka at seacom.mu>
> > Cc: cisco-nsp at puck.nether.net
> > Subject: Re: [c-nsp] TFTP/SCP
> >
> > We use FTP as the image isn't something that needs to be protected from
> > eavesdroppers.
> >
> > Jared Mauch
> >
> > > On Nov 19, 2015, at 6:46 AM, Mark Tinka <mark.tinka at seacom.mu> wrote:
> > >
> > >
> > >
> > >> On 19/Nov/15 12:25, Harry Hambi - Atos wrote:
> > >>
> > >> Hi All,
> > >> Uploading IOS 15.2.SE7 to a number of 3750 switches using tftp. This
> > proved very slow, so I decided to use SCP which was a lot quicker.
> However,
> > SCP caused a cpu spike on the switch which caused snmp drops. Has anyone
> > ever experience this?, the switch was passing data traffic normally.
> > >
> > > Might make sense.
> > >
> > > SCP is exception traffic, as is SNMP traffic to the switch.
> > >
> > > Mark.
> > >
> > > _______________________________________________
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> >
>
>
>
> --
> Alex Presse
> "How much net work could a network work if a network could net work?"
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-- 
Alex Presse
"How much net work could a network work if a network could net work?"