telnet into a netgear switch?

Garrett Skjelstad garrett at
Mon Nov 25 15:00:46 UTC 2013

That netgear link you submitted is primarily for routers, not switches.

Sent from my (old) iPhone5

On Nov 24, 2013, at 18:47, David Birdsong <david at> wrote:

> Hey all, last night while at the datacenter I was in a pinch to extend a
> rack's LAN. I compromised and ran out to the local Fry's to buy whatever
> switch I could find so as to allow some configuration to happen while
> we wait for the real network gear to show up.
> I left before confirming I could access the switch remotely; it was very
> late and I was pretty groggy and hey, any network gear has to be
> telnet'table this day and age. Of course I was mostly wrong.
> The switch expects some signed payload before allowing a telnet through. I
> found this: I'm
> having a hell of a time getting anything to respond.
> The most confounding part is the switch doesn't respond to a single SYN
> packet on low ports. I'm scanning all the ports now, but if nothing shows
> up, I'm not sure what a payload is good for if the switch doesn't ACK a
> single SYN.
> I'm curious if anybody's got any tips besides not using Netgear in the
> datacenter.
> I have the MAC, I've IP'd it via DHCP, and the model number: JGS524E and I
> can power cycle the switch as much as needed.
> P.S. long time listener, first time caller. i'm more of a sysadmin
> dangerously standing in for a proper network person.

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