Switching

I need to know if i can stack 2960x Family with 3750x or 3850 switches .   

Hi, I would like to re-design an existing remote site. As part of the re-design I would like to separate the User-Switch from the Core - Server Room Switch via an L3 connection. Now, I've done this before at other sites, but at these sights I have al...

 Hello,I had this architecture tested and working well in a lab, but I neglected that our production environment leverages OTV.  This apparently changed the nature of my HSRP configurations, identified in red.  I originally had object-tracking set up...

Hi,Could somebody tell me what acls are hidden behind macro - "spanning-tree bpdufilter enable" (Catalyst WS-C4948E, IOS ver cat4500e-entservices-mz.122-54.SG1.bin) I had some problems in my network because this macro didn't filter dst mac 01:80:c2:0...

Hi, Does anyone know what the purpose of these processes (VSS - 6500 - SUP-720-10G), or where to find it? 5Sec   1Min   5Min 8.47%  6.90%  6.90%   0 Port manager per 2.00%  3.03%  2.94%   0 IPC Seat Manager Thanks.

I am planning to upgrade N5Ks (5596) pair and four N2Ks from 5.2.N.1 to 7.x.x.x. This will be done during a downtime so I can go for a normal non-ISSU upgrade. - Is it OK to go to the latest release 7.2.x in one step or do I need to go 6.x.x and then...

Hi Guys  (Diagram Attached)I have 2 sites Primary and Secondary. I have an internal IPSLA failover setup incase my primary outgoing link fails, all outgoing traffic goes via the secondary site. The issue i have is my incoming NATs. So the ISP is usin...

Hello, I apologize if this is being asked in the wrong area.I'm an American living in the Philippines now and we had Sky Cable come out and installcable tv and Internet with a Cisco wireless router DCP2320 The router keeps restarting every 30 seconds...

DHCP server running locally on a 2960 switch. Polycom 450 phone trying to get an IP in the VoIP VLAN.When the switchport configuration is set for an access port in the voice VLAN, the phone gets an IP and all is well.When the switchport configuration...

Hi, Last night we replaced a load of old switches with a stack of 3 new 3750-48PS-S switches. They are on version 12.2.55.SE8. Everything went well but this morning we have got no access via telnet or the console port, even though this was working la...

I recently upgraded 2 5672UPs from 7.0(2)N1(1) to 7.0(5)N1(1) and the fan speed stays 100% usage all the time. In version 7.0(2)N1(1), the fans would reduce speed in about 7.5 minutes after a reload. Does anybody have any ideas why the fans will not ...

I am trying to create create a port channel in 3945 router which is connected HP Comware switch. If i put below config then router goes un reachable if both cables are connected. i tried channel- group 1 mode active but it doesn't supports so how to ...

Hi, I've been trying to get to the bottom of this for a few days but i'm no closer so i'm hoping someone out there can help.We have an existing ASA which the rest of the LAN connects to. We then have a new Cisco 1900 router which connects to the ASA ...