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Forum Posts
Hi, I am facing issue while converting Cat IOS to native IOS in WS-X6K-SUP2-2GE. Chassis is 7606.In conversion procedure, we have to take this SUP in LAN (for ping TFTP Server). But Ethernet port is not in SUP. Can I do this conversion through consol...
Resolved! 3560G implementation - L3 vs L2 switch
hello,i'm working on a setup of 3560 switch. it will be a core switch for an office of about 60-80 people. my access layer switches are unmanaged 24-port linksys switches. my question is: if i run 3560 in L3 mode then every interface needs to be a se...
Resolved! L3 Switching methods
Which one of the methods below, in Layer 3 switching, uses a forwarding information base (FIB)?A. Route cachingB. Demand-based switchingC. Flow-based switchingD. Topology-based switchingmy answer (according to the CCNP BCMSN for David Hucaby) Page 29...
We're in the process of upgrading 3750 switch stacks in our organization. The stack varies from 2 to 5 switches. We have upgraded about 15 stacks so far. But 2 out of 15 stacks, however, have failed during reload. We had to disconnect the switche...
Hi,I am trying to get 802.1x port based authentication working on a cluster switch member. All the switches are 2960 series veriosn 12.2 (44) SE2. Only the cluster commander has an IP set and that is configured on the radius server (Windows 2008 NPS)...
Hi All,Just doing some digging here, but can't find any reference to it in any of the docs.We have a few paris of VSS running, and having brought the down-stream access-switches online using MEC we note that the active port-channel that they bind und...
You can configure HSRP in networks that run which of the following protocols (Choose all that apply)?A. Banyan VINESB. IPC. IBM DLCD. Novell IPXE. AppleTalkAnswer: A, B, D, E I believe that HSRP is a cisco-proprietary, so my answer was "B" only.Why t...
I have a swtich stack comprised of three 3750G series swtiches. 1x 12sfp fiber port 10/1000 and 2x 24port 10/1000 ethernet switches in this stack. I am setthing up a etherchannel connection comprised of 4 cables to a SAN device. I want to balance th...
I am trying to understand how mulitcast works and have read a few documents out there. We have a 6 servers that requires mulitcast, however we do not feel comfortable doing this on our catalyst 6509 because it's our main switch/router and the servers...
I have attached a power point for your review. We are seeing excessive packets jumping VLANS so-to-speak. On the drawing you will see XYZ receiver which sends out boatloads of UDP packets (i.e., broadcasts constantly). We are OK if they remain con...
Resolved! To see all up/down ports in a switch
Dear friends,Is it possible to get an output of all ports whose interface status is up and line protocol is down. If i say sh ip int brief | inc down, it also includes down/down status.I only want up/down status of ports.Thanks a lotGautam
Resolved! ospf wildcard
dear experts, hellowhy we use a wildcard in ospf networkconfiguration and not the subnet mask of the network, like net 10.0.0.0 0.0.0.255 and not net 10.0.0.0 255.255.255.0so what is the reason for that.thanks alot for your helpLabib Makar
Resolved! passive-interface with ospf
hello expertswhen we issue the command (passive-interface) in ospf configuration on a specific interface, will this command prevent sending and receiving the update packet or prevent sending only and allow for receiving like rip and igrp, thankyou fo...
Resolved! HSRP state change
I've got two routers: a 2821 with an interface GigabitEthernet (Active) and a 2620 with an interface FastEthernet (Standby) normally performing in a HSRP mode:interface GigabitEthernet0/1 description LAN XXXX ip address xxx.xxx.xx.x 255.255.255.0 no ...
I'm running a Cisco 871 router in a LAN WAN setup. Nat, site-to-site VPN, Firewalling, etc. The problem is that the router stops forwarding traffic at random. The only way to fix this issue is to reboot the router using the console / powerswitch. Sym...
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