Hello everyone,I am a newbie, just learning ccna at a crash course.We got this exercise, and tasks are in the pkt file.Vlans can't get ip addresses via dhcp, despite making lan pools and helper ips.Can someone suggest/ find what the problem could be?...
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Hi I have a Cisco ASR router with tengig interfaces. Those tengig interfaces always remain up/up even though no cable is plugged and the switch on the other side shutdown the interface. Is this a normal behavior of ASR? How can I make the interface...
Resolved! Get Graphs Form L3 VLANS on Nexus 9K,3K
HiIf get command show interface vlan 3Vlan 3 has layer 3 vlan and Have traffic For nexus in prtg cacti zabbix Donnot able to get Graphs Form VLANSAny idea For Solve this ?
Does this config is right or just my hardware is not functioning well spanning-tree loopguard defaultvrf context managementno system urpf disableno port-channel load-balance resilienthardware profile portmode 48x10G+4x40G sflow sampling-rate 50000sfl...
Hello Experts,I have setup a Cisco 1200 series switch to connect to internet provider. Additionally i have setup a SVI(Vlan2) on C1200 switch which is connected to ISP.Now i want allow all IPsec, port, protocol, and ssh/telnet from specific IP addres...
Hello Comunity, I have a couple of 9500 in Stackwise configuration, running 16.9.2. need to upgrade to 17.6.5. I checked the release notes and a direct upgrade is possible, the microcode will be upgraded as well so each switch will take longer to upg...
Hi everyone,I have a Cisco C9500-48Y4C Switch, but I forgot the login credentials while configuring it, which has resulted in me being unable to access the Switch. Could you please guide me on how to reset this Switch? Alternatively, if any of you ha...
I need to configure 2 L2 ports on Catalyst C1000 with Primary/Standby functionality. These ports connected to 2 ISP with L2 links.Primary port should be up and standby should be down until primary port will be down.On 2960 switches we used flexlink f...
Resolved! Cisco9300-48U downgrade ios
Hi all I need to know how to downgrade a Cisco C9300-48U from rel.:cat9k_iosxe.17.09.04a.SPA.bin (Cupertino) to cat9k_iosxe.16.09.01.SPA.bin (Fuji). The release notes says that Microcode Downgrade is a necessary prerequisite. https://www.cisco.com/...
Resolved! Port already in a port-channel
Hey everyone!I have a N9K c9372PX with FEX N2K-C2232PP-10GE.In Eth101/1/1 I have previously configured channel-group and access vlan.When trying to default the interface I recieve:ERROR: port already in a port-channel, no config allowed.The only has ...
Hi allI have a spine and leaf (non ACI) new setup and I am doing performance tests before it goes into production. My problem surrounds spanning tree and the time taken to converge when a link is disabled.The cores are not connected together but the ...
Catalyst 9200 Series has Fixed and Modular model. Fixed Models only support 1 VRF which is Management VRF we can’t use that other than management purpose. On Purchasing License of 9200L, can provide VRF extends or not??? Is it hardware limitation??
I am configuring SNMPv3 TRAP on SG550X but the traps are not sent to the notification recipient. I cannot see any packets from the switch to the recipient.SNMPv2 works fine. can someone support me?this is the configuration:switch-1#show running-con...
Hi All, I have 1 ISP P2P link whre it is part of MPLS network and currently i am seeing very high utilization on the same link .I want to check the Src and dest which is more utilizing this link via Wireshark but normal capturing does't showing any t...
Resolved! Shaping on the ethernet
Hi i used his for shapingip access-list meshali10 permit ip any X.X.X.X/2815 permit ip any Y.Y.Y.Y/28ip access-list sadedel10 permit ip any A.A.A.A/2820 permit ip any B.B.B.B/28class-map type qos match-all meshalimatch access-group name meshaliclass-...
