Hi everybody.We've got a doubt about the uplink ports of this supervisor. I've read that you have to use the four ports in 10G mode or in 1G mode, but not use for example 1 port in 10G mode and 1 port in 1G mode:"With Cisco IOS Release 15.0(2)SG, the...
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Forum Posts
Hello:Does anyone have any step by step instructions for loading an image that is stored on your desktop computer to your router?Thank you in advance,AR
Hi,I'm currently busy with designing a redundant network for in a datacenter. I know you could make 2 layer 3 switches redundant with Cisco Stackwise. I also know it can be done with HSRP.But, can it be done any other way? with this i mean is there a...
Hey All,I've just purchased a new cisco 887va - C887VA-W-A-K9 But I can't get it to receive a IP address from the provider.All the interfaces are up and so is the controller.But it does not receive a IP address from the provider I'm pretty sure I ha...
hi ,i want to ask , can we use prefix list with ip policy ??assume i have the subnet 172.16.1.0/24 &i have the subnet 172.16.2.0/24if i want subnet 1 to go to gateway1 , and subnet 2 go to gateway 2i tried to use ACL and it is ok, ===>no poroblemsb...
Hi everybodyOur Nexus 5000 produce a lot of Log-Messages which we do not understand. Almost hourly (but not on a exact schedule), we get an entry: "%USER-2-SYSTEM_MSG: unknown enum 4 - xmlsa"System Reference, Google and a search on Support Community ...
Resolved! Vlan 1 issue
Hi Team,I have an issue, I have checked the router and found all L2 ports are down but vlan 1 is up...I dont know why it is happening..please have a look in below config output::Interface IP-Address OK? Method Status ProtocolFastEthernet0 unassigned ...
Hello TogetherWe have a stack of 3750 Switches which logs funny errors in the log. I was able to find similar cases in the forum, but none with a resolution to it. So I try it once again and hope for good input and advise or tips.The stack contains t...
Hi all :I am implementing three tiers hierarchical network.There are different VLANs routing in the network and also VLAN access control for routing and blocking diffrent VLANs between the access network. The links between the access switches and dis...
Dears;I am the service provider for the Internet and the network for the customers in the Tower, and one of the most important important requirements is to give dedicated bandwidth for a subnet, for example the customer at floor 20, they need a 2 Mbp...
Resolved! C2950 IOS for DHCP Snooping and DAI
hi all,anyone knows what image i would need for my 2950 to enable DHCP snooping and DAI features (just for lab purpose)? or are these features just available on the bigger modular switches (4500 and 6500)?>sh verCisco Internetwork Operating System So...
Hello,We received a router reboot, and it doesn't have given a crashinfo.so, In the show version we have :!=====================System returned to ROM by processor memory parity error at PC 0x6414AF08, address 0x0 at 17:34:35 Wed Oct 10 2012System ...
Hi all :I am using Packet Tracer to simulate Cisco networking.As the existing IOS of the 3560 and 2960 switch are in older version which has no new feature in new IOS, can anybody help to provide guideline or document to show how to upgarde the IOS ...
Hi all :I have porblems below need your advice. Usually when we assign IP address for a switch or router, it will be in the VLAN 1 which is default native VLAN.I have 3 questions below :1. Right now, for securoty purpose, we do not want to use VLAN 1...
Hi all,I have a pair of N7K's in vPC topology with some FEXs attached. I am looking into enabling Jumbo frame on the N7K as well as the FEX. I understand Jumbo frame is enabled globally by default. My question is I have some interfaces in a port-chan...
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