Including NSP On Oct 22, 2017 7:33 PM, "Curtis Piehler" <cpiehl...@gmail.com> wrote:
> No security features running and no DHCP snooping. There are 3 Raritan > PDUs and one Fortigate connected to the 2960G. All of them exhibiting the > same behavior. No dhcp requests passing through and no MAC address on the > port. Moving the host devices to the 3560G was my next step. I am not at > the location so just trying to do as much as I can remotely before the on > site visit. > > On Oct 22, 2017 7:22 PM, "Igor Sukhomlinov" <dvalinsw...@gmail.com> wrote: > >> HI Curtis, >> >> Anything in the logs of the 2960? >> Do you have any security features enabled,e.g. DAI, DHCP snooping? Faced >> similar behavior several times due to configurations in the past. >> Is that only that Raritan experiencing problems on the 2960? Have you >> tried mowing the affected unit to the 3560? >> >> Rgds, >> Igor >> >> On Mon, Oct 23, 2017 at 9:24 AM, Curtis Piehler <cpiehl...@gmail.com> >> wrote: >> >>> I'm racking my brains out on this yet it seems so simple unless I am >>> encountering a bug. >>> >>> I have several host devices connected to the following switch, >>> Firewalls/PDUs, etc...: >>> Switch Ports Model SW Version SW Image >>> >>> ------ ----- ----- ---------- ---------- >>> >>> * 1 48 WS-C2960G-48TC-L 12.2(55)SE10 C2960-LANBASEK9-M >>> >>> This switch sits down stream from a 3560G which uplinks to a firewall >>> (Router on a stick). The problem I am encountering is that the devices >>> connected downstream of the 2960G are not receiving DHCP from the 3560G >>> switch or firewall. Of course I have one DHCP at a time but to test >>> different devices that can serve out DHCP. What's odd is that I have the >>> same exact model PDU connected to the 3560G and it obtains DHCP without >>> issues. >>> >>> The devices downstream of the 2960G do not yield any MAC address. I have >>> done all sorts of DHCP debugging and nothing comes up from the devices. >>> I >>> even tried moving the DHCP server down to the 2960G and I see no >>> activity. >>> Statically assigning IPs to devices work no problem. >>> >>> The PDUs are Raritan factory defaulted so when the port is shut/no shut >>> they are designed to get DHCP. The firewall is a Fortinet with the >>> interface set to obtain DHCP. >>> >>> Unfortunately I can not get a traffic sniffer on this switch but I'm >>> wondering if anyone has had this issue before or heard of this. >>> >>> Curtis >>> _______________________________________________ >>> cisco-nsp mailing list cisco-nsp@puck.nether.net >>> https://puck.nether.net/mailman/listinfo/cisco-nsp >>> archive at http://puck.nether.net/pipermail/cisco-nsp/ >>> >> >> _______________________________________________ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/