About cltrenholm

cltrenholm · 10-13-2011

I have attempted to implement DHCP snooping and have been having some strange issues. I have 5 3560s taht I use for my edge and when I attempt to implement on all five, the VLAN that houses my voice data appears to no longer be able to recieve DHCP l...

cltrenholm · 10-17-2011

The trunk links are all set to "trust" and all edge switches have have storm-control enabled and functioning. The 3560s don't support port mirroring I don't believe and I can only do the debugs if I have it enabled when the issue is occurring. The pp...

cltrenholm · 10-17-2011

The core switch doesn't have dhcp snooping enabled on it, just the edge switches; 3560s.

cltrenholm · 10-17-2011

This is the global config for snooping and the standard config that we use on all of our edge layer switchports. I have this running on one of our switches and there has been no issues at all; only two switchports in use, myself and my co-worker are ...

cltrenholm · 10-14-2011

The PCs do use a seperate DHCP server than the phones. The voice gateway is attached to our core switch and DHCP snooping is not configured on it.

cltrenholm · 10-13-2011

Our voice VLAN, the one having issues, uses the voice gateway as its DHCP server; its a Cisco 3825 ISR. It is located on the same VLAN as our phones so ip helper doesn't come into play. All phones were functioning correctly before implementation and ...

Member Since	‎10-13-2011 07:52 AM
Date Last Visited	‎08-18-2017 03:55 AM
Posts	6

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DHCP snooping headache

DHCP snooping headache

DHCP snooping headache

DHCP snooping headache

DHCP snooping headache

DHCP snooping headache