weird routing question

[Jeffrey Ross]

fedora wrote:
> I am running FC3 on an older mail server that has always had a weird 
> routing/latency issue.  It is an IMAP server sitting our DMZ and it takes about 
> 30-45 seconds for mail to exit the Outbox or for IMAP connections to be made.  I 
> ran a "route -n" on this box today to see what the table looked like and here's 
> what it has:
> Destination     Gateway   Genmask         Flags Metric Ref   Use Iface
> 10.XX.70.0   0.0.0.0    255.255.255.0     U       0       0      0  eth1
> 10.XX.70.0   0.0.0.0    255.255.255.0     U       0       0      0  eth1
> 169.254.0.0   0.0.0.0    255.255.0.0         U       0       0      0  eth1
> 127.0.0.0       0.0.0.0    255.0.0.0             U       0       0      0   lo
> 0.0.0.0         10.XX.70.1  0.0.0.0             UG     0       0      0  eth1
>
> My question is on the second line - why would this be in there twice?  I am also 
> considering putting eth0 (not currently in use) active on the inside interface 
> as well.  When I run the "route del" command on the second line it errors out with:
> */# route del -net 10.XX.70.0 netmask 255.255.255.0 gw 10.XX.70.1 eth1 <enter>
> SIOCDELRT: No such process/*
>
> Can anyone help me understand what I am doing wrong on the route del command and 
> also if it looks like I am moving in the right direction to remove the latency 
> issue?
> thanks,
> Doug
Sounds like you might have a DNS issue and the system is waiting for the 
DNS timeout to occur before proceeding.

Also you are correct in that you don't need two lines listing the same 
route but I don't think it'll hurt anything.

Jeff