Re: Help on in.telnetd and route
On Fri, 19 Oct 2001, Liu Tao wrote:
> I am in a local net and I have a default gateway to visit internet.
> And I want to provide telnet service to local net.
> But there is something wrong with the gateway(win2k),
> it returns the route information very slow.
>
> My route looks like
> Kernel IP routing table
> Destination Gateway Genmask Flags Metric Ref Use Iface
> localnet * 255.255.255.0 U 0 0 0 eth0
> default 192.168.0.1 0.0.0.0 UG 0 0 0 eth0
>
> Sometimes it cost several seconds to complete the "route" program.
> And it seems that in.telnetd will wait the route information.
> So, the gw affects my telnet service. when telnet to me, login prompt
> will appear after waiting sevel seconds. If I do not set the default
> route, telnet will show login promp immediately.
>
> How to solve the problem, except fix the gateway?
Try:
time route -n >/dev/null
time route >/dev/null
If the first is fater than the second then the issue is NOT with the routeing
it is a DNS lookup issue. It just means the your DNS server isn't providing
reverse mappings for your private IP's
Yours Tony.
/*
* "The significant problems we face cannot be solved at the
* same level of thinking we were at when we created them."
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