hi allplease forgive my ignorance , i am very very new to cisco and i know nothing about it at all . The reason for this post is would like to use a cisco 887va to replace my vodafone crappy little hub with i use for my house , i the reason i want t...
HI, I recently have gotten a Cisco Catalyst 2960-S Series (WS-C2960S-24TS-L) and it appears to have the flash directory completely wiped. My issue is I can't seem to figure out how to upload a new ISO to it so it will finally boot, as the previous o...
My log buffer is 300000 bytes and would like to know a good configuration so I can see logs from previous days (at least a week ago) however the problem is there is a lot of log events due to denied ACL hits. Anyone have a good reccomendation?
Hello, We are facing an issue it seems with our data center design. The design is really simple and straight forward.We have 2 F5 Viprion chassis connected to the access layer in the data center. The access layer is hosted on N9K. The core is N7K.So ...
hi folks, I have a huge problem in my LAN. I have a server with ip address 192.168.60.200 and besides that a Cisco CMTS uBR10012 with ip address 192.168.61.123 in eth interface. Connected to the Cisco is a CableModem with ip address 10.27.10.106 in i...
We have 2x Cisco Nexus 92160 TOR switches, connecting back to a single 9504. Is it possible to create a vPC between the two 92160's so that a port in each of these switches can be used in a port-channel back to the 9504?
Hi team,I have a problem which were trying to iron out.We have a router with 2 internal LAN interfaces and 2 ADSL ISP interfaces.Were trying to set this up so that each LAN interface maps directly to an individual WAN interface as its default route.A...
afternoon all after finallly getting a working cofig for my 887va , everytime i try to apply the config i get this message: "Changing hostname is not supported.Remove hostname to countinue." any ideas many thanks
Hello All,We are planning to automatic backup of startup-config or running-config for all routers and switches' using TFTP or FTP.Can anybody provide me EEM configuration or any script so I can take automatic backup at regular interval?Thanks,
Recently, I heard those words several times(UDP Socket, IP Stack, IP/UDP Driver), but I don't really know what they mean. If you know these three terminologies, could you please explain to me as easily as possible?I know that 127.0.0.1 == Loopback Ad...
Just wanted to know what is the best practice in terms of reusing vlan numbers in different distribution blocks in a 3 tier network. ie layer 2 from access to distribution and layer 3 between distributions and core. access--L2---distribution1---L3---...
Hello, I have a policy-map on a switchport of my 2960 which is marking traffic as EF - confirmed working. However I am not sure if that marking is being stripped to 0 when it enters and leaves the trunk port of this switch. My trunk has no 'mls qos t...
HiI'm looking at using EVN to isoalte some networks that must go behind a stateful firewall for compliance reasons.These networks will still require access to shared services like DHCP. I've been testing this in GNS3 with csr1000v (16.05.01b).As a ba...
hi there,i understand that when transfering data from A to B in a gerarl way would be like thiswith UDP:Application send data to the transport layer. The data won't be chop to smaller pice and numbered and the the data will be encasulates a headers, ...
Hi,Does anyone here know if there is any resource utilisation impact to configuring "statistics per-entry" in NX-OS? We have some large ACL's that have required ACL resource pooling, I'd like to be able to see hit counts, but am worried we'll use up ...
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