Hey.I have some pnp problems booting up a ie3300 switch. For some reason it gets the ip-address but not the tftp bootstrap file - using option 150 (it works on vlan 1) I have change the pnp to startup i vlan 5. 1: After the DTP (trunk negotiation is ...
Hi, hopefully this is the right place for this question We have been having issue with DHCP Ip address assignment for the past 3-4 weeks now where by some users pc/laptop (both LAN and Wireless) are not getting IP address. Its getting an APIPA. We ha...
This is a strange problem, posting here because we haven't been able to isolate the source of the issue. We recently migrated few switch stacks from 3750X/V2 to 2960X in different sites. After the migration, we are observing intermittent connectivity...
Hi,I would like to upgrade my current C3650 Switch Stack from 3.06.06E to 16.09.05 version. Since this is the first time I upgrade it in the last few years, should I experience any difficulties due to the fact that at the moment it supports the old v...
Folks, just wanted to confirm this is right:Imagine people is not sure which IP's should be allowed on a certain ACL. Then I need to find it. I thought about adding a "deny any any log" to the end of the ACl. The way I understand is that the "deny an...
Hi! I have a network consisting of 1 router as a dhcp server which is connected to the main switch (SW-MAIN) , this switch has 1 controller connected and is also connected with multiple PoE switches with APs on them. The router has an ip of 10.10.10....
Hello Everyone... I am trying to build out a LACP Etherchannel between a Dell R540 and a Cisco 2960XR. Everytime I build out a Port Channel interface, the ports stay in a suspended state. I cannot get them out of it. I have tried setting the switch a...
hi there i have configured a port channel with 4 total ports. is there a command i can run that will show the aggregate bandwidth? ie. 4 x 10 GB ports - 40 GB total throughput ? how can i see this ? thanks,
Hi,interface GigabitEthernet3/31switchport mode accessswitchport nonegotiateswitchport voice vlan 30 Why is it possible to hv 2 VLAN (data and voice) in the same port considering it is ACCESS and NOT TRUNK port?Bcoz of Cisco technology OR this is qui...
Hi All its been a while since i worked with switches in a stack. I have 5 and the have massive cpu for last 5 days down to fed processes. I see there is a bug advertised by cisco. But in the short term I want to reboot. I have no support hardware or ...
Hello everyone,
I'm planning a ring profinet network as attachment.
I would have doubts regarding the uplinks to the distributions switch where STP is implemented.I'would to have a redundancy links betweens the ring and distribution switch but if i i...
Hello everybody,
We have 2 stacked 3850 as core switches and we recently upgraded to the latest recommended image Everest (16.6.5) from and old one (3.7E). After the upgrade, the DHCP pool for NEC IP Phones stopped working, and the phones got stuc...
