Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...
Forum Posts
Hi, We would like to implement fast-hello dual active detection on our 4506-E working in VSS, but our current ios is old and not supporting it (cat4500eUNIVERSALK9-M), Version 03.04.02.SG RELEASE SOFTWARE (fc1). Would like to know which version sho...
I am yet to upgrade a pair of Nexus 5600 switches which are in production. Both the switches are in VPC domain where N5600-switch 1 is a VPC primary with role priority 4096 and N5600-switch 2 is a VPC secondary with role priority 16384. All the conne...
Please see diagram Server makes a IGMP membership report/request, I can see this on Wireshark sniffing the switch port. IGMP Snooping shows the request made successfully, I can see the Source Server host IP and IGMP group in the table "sh ip igmp g...
Resolved! DHCP for different VLANs
Dear All, I have two VLANs on my 2960 SW and 3950Sw. There are two different DHCP Pools on MS DHCP Server. Clients on different VLANs should receive IP addresses according to their VLAN. How can I do that? Could you please share an example? THank...
I have superlab 1. VLAN 2. TRUNK 3. INTERVLAN ROUTING 4. DHCP 5. OSPF 6. FRAME RELAY 7. BGP 8. ETHERCHANNEL 9. ROUTE REDISTRIBUTION with topology like this belowSuperlab 9Until NXT-Core-Network & NXT-R1 I can ping but after that device I can't ping ...
hello, I´ve a router cisco EPC3825 and I would like to turn off the SIP ALG option but I can't find the option on the menu. How can I do that? Thanks !!
Resolved! ssh problem from router to switch
hi this is hamza shahid i'm trying to make ssh session between router and switch , i have setup ssh in switch and trying to take remote through ssh to router , the problem is when ever i try this shows an error which says connection refused by hos...
I have configure Cisco access list (ACL) in Cisco router to permit access from subnet 10.203.128.0/24 to subnet 10.203.129.0/24 but only to host 10.203.129.254 not whole host of subnet. The configuration of my router like below interface FastEthern...
8. I have captured an IP packet in its binary format on the way from its source to destination. Now looking at the starting few bytes of the Packet (shown below) carefully. Provide following information about the packetCAPTURED IP PACKET0100010100000...
Hi Guys, Two of our 2960X stacks are throwing the following logs: It seems to be hard to find an explanation, any ideas? Jan 31 16:40:26.468 AEST: %SISF-4-ENTRY_BLOCKED: Entry blocked A=FE80::B4CC:1515:5F01:665B V=2208 I=Gi2/0/5, Reason= Anothe...
Hi, I just replaced a router in the OSPF backbone area, it's also an ABR. It formed adjacency with the all the neighbors (both in the Area 0 and Area x) just fine but did NOT exchange routes. I waited long enough but I still could not ping the far en...
SG350X-48MP 48-Port Gigabit PoE Stackable Managed Switch Just upgraded to 2.3.5.63 from 2.0.3.130 before posting this. Hello, I am trying to configure RADIUS authentication for wired users who have their IP Phone between their host and the switc...
Hi,Does this version supports wireless?Switch Ports Model SW Version SW Image Mode------ ----- ----- ---------- ---------- ---- 1 56 WS-C3850-48P 03.02.03.SE cat3k_caa...
Hi All , Please help here to to get this switch UP. Attaching log for information. If any one faced the same issue please let me how you resolved. Supervisor Engine 720 10GE 12.2(33)SXI10
Hello, Currently studying the switching methods, someone could confirm to me the assumptions as follows ? I also would have some questions. Generally the layer-2 switches have ASIC components with CAM memory to perform the frames forwarding General...
