Switching

Resolved! Cisco 48 Port Gigabit Module for 4507R+E Switch

Dear Team,I need to add a 48 port GE Line Card to my existing Cisco 4507R+E Switch. I am looking at theses options:WS-X4748-RJ45-EWS-X4648-RJ45-EPlease let me know which card will be the best suited based on the following Sh Ver and Sh Inv commands.F...

Resolved! VSS quad-SUP with SUP-2T

Hello,Can any one advice if cisco 6509-E could be configured with VSS with quad design (two SUP) per chassis if SUP is 2T.if yes, what is the needed IOS.thanks in advanced.

Can I change 3750 above SFP send and receive power

Can I change 3750 above SFP's send and receive Optical power?

Portsecurity issue for PC connected behind IP phones on 2960 switches.

PC connected to Phone which is connected to 2960 access switch.When PC disconnected from Phone but switch still learn mac address of that PC from that port and when we connect new PC to that port it is giving switch port security voilation as thresho...

Spanning-tree between 4 connected switches

Hi All,We try to create a new inter-office link. The new link is highlighted in red line below.However, we keep received the flapping error message as follow. How can I troubleshot on this?*Jan 4 19:05:04.850: %SW_MATM-4-MACFLAP_NOTIF: Host 28d2.447...

Problem with WS-6904-40G module and VSL link (VSS between two C6509-E)

Hi, %VSLP-SW1-3-VSLP_LMP_FAIL_REASON: Te1/3/6: Link down We have a problem with our WS-X6904-40G module and VSL links.We have two Catalyst 6509-E with VSS configured. Our VSL links is: On supervisor module:Te1/5/4 – Te2/5/4Te1/5/5 – Te2/5/5 WS-X6904-...

Fast Convergence Network

I need to implement a small network comprising 6 GigE switches / 20 hosts in which real time data shall be distributed; low bandwidth but low latency/jitter and high availability needed. I would like to adopt a meshed ring network to provide resilien...

Resolved! Help. How to configure ASA5515 as 'one armed router' for access to DHCP server on a different VLAN

Hi, My setup router > ASA5515(ver8.6) > 4 SGE2010p switches I want to put the guest WiFi users on a separate network. I have layer 2 switches and want to configure the ASA5515 as a 'router on a stick' setup for the guest vlan to have access to th...

Resolved! Portchannel fails on stacked 2960-s switch to UCS 200

I converted a set of switches last night (3650-lan base 12.2) to a new stack of qty 2 - 2960s (IOS 15 latest) with flexstack on them. They are connecting to a UCS 200 running CUCM and Unity, managed by VMWare w/o Virtualcenter. For whatever reason ...

WS-C2960X-48FPS-L and SFP support Auto MDI/MDX or is crossover needed?

I have two WS-C2960X-48FPS-L running c2960x-universalk9-mz.150-2.EX5 and using two GLC-Ts in each switch etherchanneled together.I put a straight-thru cable in and SW1 shows up/up and SW2 shows down/line protocol down. Do I need a cross-over cable?No...

What etherchannel type for 3750 Stack load balance using Quantum deduplication device.

Hi, My network is running (3)3750 stack switches as core. I have a Quantum deduplication device that utulizes Symantec Backup Excec for all of my backups. My 3750 is running PO with (4)interfaces as LACP with the load balance src-mac.That being sai...