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strange DHCP Problem Lan/WLan

sforster123
Level 1
Level 1

Hi Community,

i need some help - one of our location (logistics-branch, office+warehouse), 2 VLan (0 + 10), one class C net for each. A Cluster of 9 Catalyst 2960 Switches, 2x 2504-15 Wlan Controller, 10 Accesspoints 3502 lightwight. 2 SSIDs, one to each VLan. Central DHCP Server in Datacenter, VPN-Connection.

Same configuration we use in a few other lokation, the problem exists just in this one.

The problem: there is no IP address given to notebooks on WLan. Static IP: no Problem. Barcode-guns (MC 9190 for example) in WLan: no problem. Connect by wire to each VLan: no Problem, works.

I've run debug on one WLC to DHCP Packets, for guns there is a normal process, from DHCP-Discover to Acknowledge.

For Notebook there is no Acknowlegde, process ends at bootreply, a 169.254.x.x is taken after some delay, of course.

172.16.201.58 - central DHCP-Server

172.23.108.31 - WLC

172.23.108.1 - Gateway/Router

Firewall is checked, no blocked communication. DHCP Server is set in "interface" page at the WLC, and also as iphelper at the router. i've check both VLan from WLan

Any Ideas?

Notebook:

*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP received op BOOTREQUEST (1) (len 308,vlan 0, port 1, encap 0xec03)
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP (encap type 0xec03) mstype 0ff:ff:ff:ff:ff:ff
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP selecting relay 1 - control block settings:
            dhcpServer: 0.0.0.0, dhcpNetmask: 0.0.0.0,
            dhcpGateway: 0.0.0.0, dhcpRelay: 0.0.0.0  VLAN: 0
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP selected relay 1 - 172.16.201.58 (local address 172.23.108.31, gateway 172.23.108.1, VLAN 0, port 1)
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP selecting relay 2 - control block settings:
            dhcpServer: 0.0.0.0, dhcpNetmask: 0.0.0.0,
            dhcpGateway: 0.0.0.0, dhcpRelay: 172.23.108.31  VLAN: 0
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP selected relay 2 - NONE (server address 0.0.0.0,local address 172.23.108.31, gateway 172.23.108.1, VLAN 0, port 1)
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP selecting relay 1 - control block settings:
            dhcpServer: 0.0.0.0, dhcpNetmask: 0.0.0.0,
            dhcpGateway: 0.0.0.0, dhcpRelay: 172.23.108.31  VLAN: 0
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP selected relay 1 - 172.16.201.58 (local address 172.23.108.31, gateway 172.23.108.1, VLAN 0, port 1)
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP transmitting DHCP DISCOVER (1)
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP   op: BOOTREQUEST, htype: Ethernet, hlen: 6, hops: 1
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP   xid: 0x7088215a (1887969626), secs: 0, flags: 0
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP   chaddr: a4:4e:31:04:e9:ec
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP   ciaddr: 0.0.0.0,  yiaddr: 0.0.0.0
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP   siaddr: 0.0.0.0,  giaddr: 172.23.108.31
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP sending REQUEST to 172.23.108.1 (len 346, port 1, vlan 0)
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP selecting relay 2 - control block settings:
            dhcpServer: 0.0.0.0, dhcpNetmask: 0.0.0.0,
            dhcpGateway: 0.0.0.0, dhcpRelay: 172.23.108.31  VLAN: 0
*DHCP Socket Task: Dec 23 09:39:59.716: a4:4e:31:04:e9:ec DHCP selected relay 2 - NONE (server address 0.0.0.0,local address 0.0.0.0, gateway 172.23.108.1, VLAN 0, port 1)
*DHCP Socket Task: Dec 23 09:39:59.736: a4:4e:31:04:e9:ec DHCP received op BOOTREPLY (2) (len 319,vlan 0, port 1, encap 0xec00)
*DHCP Socket Task: Dec 23 09:39:59.737: a4:4e:31:04:e9:ec DHCP setting server from OFFER (server 172.16.201.58, yiaddr 172.23.108.121)
*DHCP Socket Task: Dec 23 09:39:59.737: a4:4e:31:04:e9:ec DHCP sending REPLY to STA (len 422, port 1, vlan 0)
*DHCP Socket Task: Dec 23 09:39:59.737: a4:4e:31:04:e9:ec DHCP transmitting DHCP OFFER (2)
*DHCP Socket Task: Dec 23 09:39:59.737: a4:4e:31:04:e9:ec DHCP   op: BOOTREPLY, htype: Ethernet, hlen: 6, hops: 0
*DHCP Socket Task: Dec 23 09:39:59.737: a4:4e:31:04:e9:ec DHCP   xid: 0x7088215a (1887969626), secs: 0, flags: 0
*DHCP Socket Task: Dec 23 09:39:59.737: a4:4e:31:04:e9:ec DHCP   chaddr: a4:4e:31:04:e9:ec
*DHCP Socket Task: Dec 23 09:39:59.737: a4:4e:31:04:e9:ec DHCP   ciaddr: 0.0.0.0,  yiaddr: 172.23.108.121
*DHCP Socket Task: Dec 23 09:39:59.737: a4:4e:31:04:e9:ec DHCP   siaddr: 0.0.0.0,  giaddr: 0.0.0.0
*DHCP Socket Task: Dec 23 09:39:59.737: a4:4e:31:04:e9:ec DHCP   server id: 0.0.0.1  rcvd server id: 172.16.201.58

BarcodeGun:

*DHCP Socket Task: Dec 23 09:44:11.757: 00:15:70:15:87:98 DHCP received op BOOTREQUEST (1) (len 308,vlan 0, port 1, encap 0xec03)
*DHCP Socket Task: Dec 23 09:44:11.757: 00:15:70:15:87:98 DHCP (encap type 0xec03) mstype 0ff:ff:ff:ff:ff:ff
*DHCP Socket Task: Dec 23 09:44:11.757: 00:15:70:15:87:98 DHCP selecting relay 1 - control block settings:
            dhcpServer: 0.0.0.0, dhcpNetmask: 0.0.0.0,
            dhcpGateway: 0.0.0.0, dhcpRelay: 0.0.0.0  VLAN: 0
*DHCP Socket Task: Dec 23 09:44:11.758: 00:15:70:15:87:98 DHCP selected relay 1 - 172.16.201.58 (local address 172.23.109.31, gateway 172.23.109.1, VLAN 10, port 1)
*DHCP Socket Task: Dec 23 09:44:11.758: 00:15:70:15:87:98 DHCP transmitting DHCP REQUEST (3)
*DHCP Socket Task: Dec 23 09:44:11.758: 00:15:70:15:87:98 DHCP   op: BOOTREQUEST, htype: Ethernet, hlen: 6, hops: 1
*DHCP Socket Task: Dec 23 09:44:11.758: 00:15:70:15:87:98 DHCP   xid: 0x876e840c (2272166924), secs: 0, flags: 0
*DHCP Socket Task: Dec 23 09:44:11.758: 00:15:70:15:87:98 DHCP   chaddr: 00:15:70:15:87:98
*DHCP Socket Task: Dec 23 09:44:11.758: 00:15:70:15:87:98 DHCP   ciaddr: 172.23.109.71,  yiaddr: 0.0.0.0
*DHCP Socket Task: Dec 23 09:44:11.758: 00:15:70:15:87:98 DHCP   siaddr: 0.0.0.0,  giaddr: 172.23.109.31
*DHCP Socket Task: Dec 23 09:44:11.758: 00:15:70:15:87:98 DHCP sending REQUEST to 172.23.109.1 (len 350, port 1, vlan 10)
*DHCP Socket Task: Dec 23 09:44:11.758: 00:15:70:15:87:98 DHCP selecting relay 2 - control block settings:
            dhcpServer: 0.0.0.0, dhcpNetmask: 0.0.0.0,
            dhcpGateway: 0.0.0.0, dhcpRelay: 172.23.109.31  VLAN: 10
*DHCP Socket Task: Dec 23 09:44:11.758: 00:15:70:15:87:98 DHCP selected relay 2 - NONE (server address 0.0.0.0,local address 0.0.0.0, gateway 172.23.109.1, VLAN 10, port 1)
*DHCP Socket Task: Dec 23 09:44:11.780: 00:15:70:15:87:98 DHCP received op BOOTREPLY (2) (len 319,vlan 10, port 1, encap 0xec00)
*DHCP Socket Task: Dec 23 09:44:11.780: 00:15:70:15:87:98 DHCP setting server from ACK (server 172.16.201.58, yiaddr 172.23.109.71)
*DHCP Socket Task: Dec 23 09:44:11.780: 00:15:70:15:87:98 Assigning Address 172.23.109.71 to mobile
*DHCP Socket Task: Dec 23 09:44:11.780: 00:15:70:15:87:98 DHCP success event for client. Clearing dhcp failure count for interface halle.
*DHCP Socket Task: Dec 23 09:44:11.780: 00:15:70:15:87:98 DHCP success event for client. Clearing dhcp failure count for interface halle.
*DHCP Socket Task: Dec 23 09:44:11.780: 00:15:70:15:87:98 DHCP sending REPLY to STA (len 422, port 1, vlan 0)
*DHCP Socket Task: Dec 23 09:44:11.780: 00:15:70:15:87:98 DHCP transmitting DHCP ACK (5)
*DHCP Socket Task: Dec 23 09:44:11.780: 00:15:70:15:87:98 DHCP   op: BOOTREPLY, htype: Ethernet, hlen: 6, hops: 0
*DHCP Socket Task: Dec 23 09:44:11.780: 00:15:70:15:87:98 DHCP   xid: 0x876e840c (2272166924), secs: 0, flags: 0
*DHCP Socket Task: Dec 23 09:44:11.780: 00:15:70:15:87:98 DHCP   chaddr: 00:15:70:15:87:98
*DHCP Socket Task: Dec 23 09:44:11.780: 00:15:70:15:87:98 DHCP   ciaddr: 0.0.0.0,  yiaddr: 172.23.109.71
*DHCP Socket Task: Dec 23 09:44:11.781: 00:15:70:15:87:98 DHCP   siaddr: 0.0.0.0,  giaddr: 0.0.0.0
*DHCP Socket Task: Dec 23 09:44:11.781: 00:15:70:15:87:98 DHCP   server id: 0.0.0.1  rcvd server id: 172.16.201.58

3 Replies 3

sforster123
Level 1
Level 1

sorry, that's not polite:

Thanks for your attention!

BR

Siggi

No Ideas?

i'm still in hope for some Ideas...

BR

Siggi