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I'm trying to get DHCP snooping to work correctly. The network clients are able to receive addresses from the DHCP server (2811 Router) with no problem , but the DHCP snooping database bindings are not being entered in 2960 Cisco switch. I need t...
Friends,I have about 1000 branches in my network. Each of these branch has more than 50 users. Unfortunately, all of them have layer 2 D-Link switches to connect them to the router. We have had many issues dealing with these switches. Every now and t...
Dear Friends,I have four 7206 Routers as my core devices. These routers have HSRP configured in them. We have divided the routers in groups of 2 - 2. Every group's routers are reduntant for each other. The division is done to segregate the branches c...
Hi Friends,router 1 is connected to a host and router 2. OSPF neighborship has been established between router 1 and router 2.If the interface connected to host of router 1 goes down. Will it be known by router 2 through ospf?
Hi Amikat,Sorry for the long pause, lol. I have tried configuring "ip dhcp snooping information option allow-untrusted" and manually releasing the ip address with ipconfig/release but still the clients are not receiving ip if they're restarted.Regard...
Hi Antonin,I will definitely try disabling option-82 stuff and releasing/renewing the ip.However, as I had told you earlier that I manually disabled a port connected to a host on the switch and after enabling it, the client received the ip from DHCP....
Hi Antonin,Below are the required configs for your reference:R1#sh run | i dhcpno ip dhcp use vrf connectedip dhcp excluded-address 10.11.16.1 10.11.16.50ip dhcp excluded-address 10.11.16.126 10.11.16.254ip dhcp excluded-address 10.211.16.1 10.211.16...
Hi Antonin,I edited my comment as it had my device hostname, please remove the hostname from your comment as well. Vlan211 is the voice vlan but I mentioned only vlan1 for brevity. The lease configured for the pool assigned to Vlan1 has lease configu...
Here are some debugs from switch and router for your reference: SW#Mar 2 14:03:11.747: DHCPSNOOP(hlfm_set_if_input): Setting if_input to Gi1/0/39 for pak. Was not setMar 2 14:03:11.747: DHCPSNOOP(hlfm_set_if_input): Clearing if_input for pak. Was...
