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New Member

DHCP snooping is not working in C2960 SI switch

I have enabled both DHCP service and DHCP snooping in 2960 switch. It releases DHCP IPs to hosts. But snooping is not working and bindings are not getting updated.

Following is my configuration. Can any one help me on this please ?

-----------------------------------------------------------------------------------------------------------

ip dhcp excluded-address 192.168.10.1 192.168.10.230

!

ip dhcp pool MY

   network 192.168.10.0 255.255.255.0

   default-router 192.168.10.1

!

!

ip dhcp snooping vlan 1

no ip dhcp snooping information option

ip dhcp snooping

ip domain-name a.local

ip name-server 192.168.0.7

!

interface FastEthernet0/8

ip dhcp snooping limit rate 100

!

------------------------------------------------------------------------------------------------------------

Switch#sh ip dhcp snooping

Switch DHCP snooping is enabled

DHCP snooping is configured on following VLANs:

1

DHCP snooping is operational on following VLANs:

1

DHCP snooping is configured on the following L3 Interfaces:

Insertion of option 82 is disabled

   circuit-id default format: vlan-mod-port

   remote-id: 108c.cf64.d100 (MAC)

Option 82 on untrusted port is not allowed

Verification of hwaddr field is enabled

Verification of giaddr field is enabled

DHCP snooping trust/rate is configured on the following Interfaces:

Interface                  Trusted    Allow option    Rate limit (pps)

-----------------------    -------    ------------    ----------------

FastEthernet0/8            no         no              100

  Custom circuit-ids:

------------------------------------------------------------------------------------------------------------------

Switch#sh ip dhcp snooping binding

MacAddress          IpAddress        Lease(sec)  Type           VLAN  Interface

------------------  ---------------  ----------  -------------  ----  --------------------

Total number of bindings: 0

My switch version     :

C2960 Software (C2960-LANLITEK9-M), Version 12.2(50)SE4

Everyone's tags (5)
1 REPLY
New Member

DHCP snooping is not working in C2960 SI switch

Great ! LANLITE IOS doesn't support DHCP snooping. Switch with LANBASE IOS is working properly.

I wonder why Cisco still displays in LANLITE IOS; $^%$%$%^$&$%@%*@%*

Switch#sh ip dhcp snooping

Switch DHCP snooping is enabled

DHCP snooping is configured on following VLANs:

1

DHCP snooping is operational on following VLANs:

1

DHCP snooping is configured on the following L3 Interfaces:

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