Have a core 9410 with an edge 3850. Have vlan12 as a DMZ on the edge as 10.12.0.0/29 with vlan12 interface on the core as 10.12.0.1 and the vlan 12 int on the 3850 is 10.12.0.2. Want to block off production networks 192.168.100.0/24, 192.168.110.0/...
Forum Posts
Hey!I have a doubt with the command "spanning-tree portfast trunk" I saw this on a config:interface FastEthernet0/37switchport mode accessswitchport voice vlan 20spanning-tree portfast trunkIs this configuration possible? Because the port is declared...
Hey everyone, I acquired a SG300-28P Managed Switch. I am having trouble getting my router port-forwarded to my switch for remote accessI have a Netgear nighthawk X6 AC3200 Router and I am familiar with the web GUI and how to navigate to the port for...
Code version 3.4.0.17. I have advanced configuration enabled in the GUI. Administration guide of the CBS 250 refers to RSPAN but I cannot find RSPAN features in the GUI or CLI, only SPAN. Of course, I am aware that not all documentation is accurat...
Good morning cisco community,I believe i hav the understanding of (directed broadcast) based WOL. The "magic packet" has the l2 broadcast (ffff) with several copies of the computer's mac in the frame. This can appear anywhere, but it's normally in t...
Resolved! AAA configuration for Cisco 9300
Could you please help us to share AAA configuration for Cisco switches
Resolved! Netflow
Hello,I enabled netflow on interface g0/0/1 which this interface connected to the ISP. Then why on my flow collector there is flow source from interface g0/0/0? My flow collector vendor say even we only configure netflow only in one interface, actual...
#sh etherchannel summaryFlags: D - down P - bundled in port-channelI - stand-alone s - suspendedH - Hot-standby (LACP only)R - Layer3 S - Layer2U - in use f - failed to allocate aggregatorM - not in use, minimum links not metu - unsuitable for bundli...
Resolved! Network Switches with NDI traffic
Hello everyone,Our network infrastructure is with two Core Switches (c93180) and a few stacked Access layer switches (c2960XR). We are now preparing to do some testing on making use of the NDI to transfer the video. Currently the devices that transmi...
Resolved! Downgrading a c3750X to IOS 12.2.55-SE8
HI guys, I couldn't find a page with a breakdown of features I'll lose when downgrading from IOS 15 to 12. Do you guys know what features I'd lose/gain or point me on the right track?Thanks.
Resolved! Assignment has me stumped, DHCP failed
Student here, i am trying to connect my laptops to the wireless router connected to the Authentication server and for some reason my laptops connected at one point after 6+ hours of trying to find a cause and then they just, disconnected... its a bit...
Someone I'm working with has a new Catalyst 9500 switch. On it he has the following config: boot system bootflash:packages.confboot system usbflash0:cat9k_iosxe.17.09.05.SPA.bin!ip dhcp-server 10.0.40.9ip dhcp-server 10.10.6.211ip dhcp relay informat...
We are using non Carrier Grade NAT on a C8500-12X4QC, running Version 17.9.4a. I am trying to export the NAT logs to a seperate server using command: ip nat log translations flow-export v9 udp destination<IP> <UDP PORT> source <Interface>But this l...
Hello, a customer has two Catalyst 4507R+E chassis in an VSS cluster. The last year update to Version 03.11.07 with ISSU worked flawless. This year the target was to move from 03.11.07 to the latest 03.11.10. But with the ISSU process we ran in an is...
Hello All, i have new 9200l cisco Switches' and they are stacked switches .And currently working on IOS version 17.06.03.To upgrade the IOS version (17.09.04a)of these new switches ,I am trying to copy IOS file from Pen drive to switch flash memory ...
