Switching

Trying to configure ports for voice and access vlans, but changes are not being accepted. Problem resolves itself after rebooting entire switch stack. Not a feasible option during business hours... Running version 12.2(46) ***************************...

What would be the best practice method of enabling routing (doesn't have to be dynamic but would be nice to have the option) between 2 pairs of Nexus 7Ks?   I understand VPC peer links wouldnt work and separate links with routed interfaces should wor...

HiCould anyone advise on the options I have for QoS on a Nexus 7000 with vpc's.  I have a pair of 7K's with many vlans running over vpc's.  The vlans also have svi's on the Nexus. Should I be looking to configure QoS policies on each SVI or looking t...

Hi, I have Cisco switch 2960 (WS-C2960+48PST-L) switch. I want to connect 48 ip phones 802.3af standard based.will it give power to all 48 ip phones through its Poe ports?

HiI have C3750E switch, and it is in stack. I am managing both the switches with management interface fa0, which is for Master switch in stack. But while I check for management interface for Slave switch using show int des, I dont see any interface f...

Hey - I applied auto qos to a new 3850 but, I don't see the long list of MLS config that I thought it would generate like the 3750s. Is this hidden config in the 3850 now? I'm in the middle of reading the 3850 documentation but, I thought I would thr...

We were working on enabling multicast over our wireless network.  We were struggling with getting the end points to communicate.  After talking to Cisco TAC and another wireless specialist we were told that we needed to enable pim on the access vlan ...

Hello, We need to order a new small Cisco Router for a very small branch office having max 10-users.We need the following features be available of the router >-IPsec VPN feature support-Wireless support Can anyone advise which exact series I should o...

Hi all ,        we have a network with CORE4507 access 2960x24port+4portSFP CORE configured to allowed vlan all till access switch SFP interface Gi1/0/27 when i show log to switch i found error below. \%SW_MATM-4-MACFLAP_NOTIF: Host 4025.c225.d9f0 in...

UPDATE:I did it - uploaded the modified configuration files to startup-config and scheduled a reload. Everything came up and is working correctly.I only have one thing that didn't go as planned: One of the N7Ks that ran two VDCs lost config to VDC id...

Hello,I've configured my old Cisco 2600 router to act as a DNS server for a LAN.  My clients successfully resolve internal hosts and external hosts just fine but I have noticed that the router will forward dns queries to our external DNS server for i...

how do you improve performance of Cisco HWIC-3G-HSPAcurrently i'm using a Cisco HWIC-3G-HSPA card on one of my network Routers however Link is too slowwhen i transfer a big file (100MB) across link connection starts timing out is there a way i can im...