On my SG200-26 switch (firmware version 1.4.2.4), I have changed the default VLAN from 1 to 20. I have removed every trace I can find of VLAN 1 in the switch's configuration, yet when I try to delete VLAN 1, I get this error: "VLAN 1: VLAN can not be...
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I have six stacked 9200 with an error message,The version is 16.12.4,PowerOn uptime is 35 weeks, 1 day, 8 hours, 47 minutes log:Jul 26 2021 12:22:08.348 TPE: %IOSXE_INFRA-6-PROCPATH_CLIENT_HOG: IOS shim client 'chasfs' has taken 272 msec (runtime: 27...
Resolved! Multicast Traffic Copied to Other Switch
I have two switches connected to each other and "ip igmp snooping querier" in both their configurations. One switch runs IOS 15 and the other runs IOS 12. That is the only multicast related configuration in the switches.I have a multicast source conn...
Hello,I want to buy 4 9300 switchs. I don't know which reference to take.I need 4 switch ( stacks) :2 x 24 copper ports switch (C9300-24T)AND I need 2 x 24-port switch, fiber ports, which is both compatible with 1g or 10G SFP modules, with a modular ...
Our network has a main switch that branches off to switches that feed equipment in multiple locations in our building. We have a UC560 Connected to the main switch, any desk sets attached to that main switch work just fine. But, when we connect a des...
Hi folksDoes someone know how ospf handles the data base with multiple vrf-lite ranges like below?Is it possible to place both as area 0?What's happen if it's required to maintain two area zero?Currently is only low number of router and subnets in ea...
Hello.I have a Cisco Catalyst 4500X Switch that is currently on production. It's a WS-C4500X-16 switch. I don't have info about its IOS version or its current memory contents.The Switch does not have configured neither Telnet nor SSH remote access. B...
I am trying to convert Access Ports into Trunk Ports on C3850X 10G MM SFP but neither I cant change them nor I can assign a Native VLAN.The links are not physically up which means the other side is not connected yet does that make any difference ?Con...
Hello After a factory-reset all, my switch restarts in rommon (previously normal) but I'd like to restore a boot with the flash I run via usbflash the image I copied .bin in flash:/ I would like to launch a flash:packages.conf boot but it does not ex...
I have a stack switches with v-mismatch on H/W version (V01 and V05). All switches are in install modeHow compatible are then with each other?switch#sh platformRole Mac Address Priority Version State----------------------------------------------...
Resolved! Inter Vlan Routing with DHCP
Hi Guys and Girls, I am sitting here in the early hours of the night in Ireland trying to figure out if it possible to complete my simulator network. this is the low down1 network lots of clients; but all in different VLANs. I have clients in VLAN 12...
I noticed one of my dhcp pools was exhausted due to a couple of clients doing hundreds of DHCPD-4-DECLINE_CONFLICT. While I track this down, I do have “ip dhcp conflict resolution” in place, but this issue occurred almost a week ago and none of the ...
I am trying to make this topology for a unit assessment and it is required of me to configure the switch to ensure that the good laptop pings to the router but the bad laptop cannot. most of the commands I have typed in did not even work it just kept...
Hello,We have C3850 24ports and we are adding vlans on the 10G trunk port. The command use were:(config-if)#switchport trunk allowed vlan add 429(config-if)#switchport trunk allowed vlan add 430(config-if)#switchport trunk allowed vlan add 431(config...
When doing an "sh ip int brief", it shows the interface "Method". Is there a way to change this, from "manual" to "NVRAM". I understand that this gets reset to "NVRAM" after a reload...but I dont want to reload a 6513. Problem is, the interface has t...
