From: Phil Virnoche (p.virnoche@verizon.net)
Date: Sat Nov 02 2002 - 21:59:09 GMT-3
Is there a scope of addresses set up for the VLAN?
Phil
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
jeff szeto
Sent: Saturday, November 02, 2002 4:19 PM
To: Larry Letterman
Cc: ccielab@groupstudy.com
Subject: Re: dhcp error
Hi,
Yes, actually only clients one of the vlans can't get ip from the dhcp,
the
other vlans are normal.
All vlans use the same helper address, thus the same dhcp server.
What is the possible reason?
Thank you.
Jeff
----- Original Message -----
From: "Larry Letterman" <lletterm@cisco.com>
To: "jeff szeto" <jytszeto@hotmail.com>
Cc: <ccielab@groupstudy.com>
Sent: Sunday, November 03, 2002 2:43 AM
Subject: Re: dhcp error
> do you have the dhcp helper address's in each vlan interface
configured?
> do you have the router config done correctly?
> All I see in the route table are connected interfaces.....
>
> Larry
>
> jeff szeto wrote:
>
> >Hi Group,
> >
> >I have a 6500 with different vlans. The dhcp client can't get ip
address.
When
> >I do a debug in the switch, I see a error showing no route to the
dhcp
server.
> >But this server is connected to the switch and I can ping it from the
switch.
> >The following is the log and the route table.
> >Could you help to resolve this problem?
> >
> >Thank you.
> >
> >Jeff
> >
> >Router#debug ip dhcp server packet
> >
> >*Jan 1 08:57:27.463 HKG: DHCPD: setting giaddr to 10.2.25.252.
> >*Jan 1 08:57:27.463 HKG: DHCPD: BOOTREQUEST from 0100.065b.37ae.b4
forwarded
> >to
> > 10.2.20.170.
> >*Jan 1 08:57:27.463 HKG: DHCPD: BOOTREQUEST not forwarded. No route
to
helper
> >a
> >ddr 10.2.20.170
> >*Jan 1 08:57:27.463 HKG: DHCPD: BOOTREQUEST from 0100.065b.37ae.b4
forwarded
> >to
> > 10.2.20.3.
> >*Jan 1 08:57:27.463 HKG: DHCPD: BOOTREQUEST not forwarded. No route
to
helper
> >a
> >ddr 10.2.20.3
> >*Jan 1 08:57:27.567 HKG: DHCPD: forwarding BOOTREPLY to client
> >0006.5b37.aeb4.
> >*Jan 1 08:57:27.567 HKG: DHCPD: creating ARP entry (10.2.25.15,
> >0006.5b37.aeb4)
> >.
> >*Jan 1 08:57:27.567 HKG: DHCPD: unicasting BOOTREPLY to client
0006.5b37.aeb4
> >(
> >10.2.25.15).
> >*Jan 1 08:57:27.567 HKG: DHCPD: setting giaddr to 10.2.25.252.
> >*Jan 1 08:57:27.567 HKG: DHCPD: BOOTREQUEST from 0100.065b.37ae.b4
forwarded
> >to
> > 10.2.20.170.
> >*Jan 1 08:57:27.567 HKG: DHCPD: BOOTREQUEST not forwarded. No route
to
helper
> >a
> >ddr 10.2.20.170
> >*Jan 1 08:57:27.571 HKG: DHCPD: BOOTREQUEST from 0100.065b.37ae.b4
forwarded
> >to
> > 10.2.20.3.
> >*Jan 1 08:57:27.571 HKG: DHCPD: BOOTREQUEST not forwarded. No route
to
helper
> >a
> >ddr 10.2.20.3
> >*Jan 1 08:57:27.675 HKG: DHCPD: forwarding BOOTREPLY to client
> >0006.5b37.aeb4.
> >*Jan 1 08:57:27.679 HKG: DHCPD: creating ARP entry (10.2.25.15,
> >0006.5b37.aeb4)
> >.
> >*Jan 1 08:57:27.679 HKG: DHCPD: unicasting BOOTREPLY to client
0006.5b37.aeb4
> >(
> >10.2.25.15).
> >
> >Router#sh ip ro
> >C 10.2.19.0/24 is directly connected, Vlan19
> >C 10.2.20.0/24 is directly connected, Vlan20
> >C 10.2.21.0/24 is directly connected, Vlan21
> >C 10.2.22.0/24 is directly connected, Vlan22
> >C 10.2.23.0/24 is directly connected, Vlan23
> >C 10.2.24.0/24 is directly connected, Vlan24
> >C 10.2.25.0/24 is directly connected, Vlan25
> >C 10.2.26.0/24 is directly connected, Vlan26
> >C 10.2.27.0/24 is directly connected, Vlan27
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