Switching

Dear Friends, I have cisco 3900 router and connected with MPLS link for intranet access. ESMTP mail server has been deployed in the data center and  firewall inside  IP is  configured as default gateway in the server. I am using IMAP ( port 993)  p...

Does anyone have any idea what P2P self-looped means?I have a 3560 acting as a router, and a number of vlan virtual interfaces defined. The only port that carries those vlans is a single trunked port. Yesterday, that port suddenly moved to a spanning...

I have a 4 stack of 3850's without the cable running from Switch 1 Port 2 to Switch 4 Port 1. I now have the cable.  Is the stack hot swappable? Or should I say; Can I attach this cable to a production stack of 3850's? Thanks, Bill

Hello ,  Any one can advice me what is the ( ip sla monitor ) and where is using .. and can check the ( packet loss , delay ) using it for multi hop .. Thanks in advance  

My Nexus 7000 series shows an event occurred 286:46:15 ago. To find the time this event occurred, would you just divide the 286 hours by 24 to get the ballpark time? 286 / 24  =  11.9 days ago Thanks Frank

Dear All, I want to configure QoS for my VC system (Protocol used is h.323). Please advise me to configure QoS step by step. I have attached a diagram. Thanks, AS

Hi, I have a small problem: I have 2 SVIs in the same router 7600 cisco: int vlan 466 ip add 10.10.10.1 /29   int vlan 3300 ip add 10.10.20.1/29   Connect 2 PCs in the same router 7600 cisco, one in each vlan: 1.-  ip 10.10.10.3, gw 10.10.10.1 2.- ip...

Hello ,  Any one can advice me how can upgrade or downgrade the image in Cisco ASR903 ( rsp1 )... Thanks in advnace   

Hello, I have been troubleshooting an existing deployment of CUCM with 794x phones where all of a sudden the phones started receiving IP addresses from the data vlan instead of our voice vlan.  NO network/system changes have been made.  It is only af...

Greetings, In my company, we are studying to replace a switch in an office where latency is a very important characteristic. We are doubting whether to place a Catalyst 2960-X or a Nexus 3000 (since these are the two switches we already have and can ...

Hi  Can you help me with NAT overload. I am using 1921 ISR G2 (8 port ethernet switch module).  Router has following interfaces:-   1. Interface Ge0/4 --- Connecting to internet   2. Interface Ge0/2--- Connecting to management device (layer 2 device...

Dear, I try to add a giga port to a port-channel but status port after joining alway Down Not-in-Bndl status: Port: Gi1/0/3------------Port state    = Down Not-in-BndlChannel group = 3           Mode = On              Gcchange = -Port-channel  = nul...