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ws-c2960cpd-8pt-l just tree ip phone powered

             Hi,      why this ws-c2960cpd-8pt-l can power only 3 IP 6921 ?Datasheet says it is able to power all the 8 portsAnyone Knows workaround i alredy sold ws-c2960cpd-8pt-l to my customer but now I got truble cause I need to power (usig POE) ...

Nexus 7710 with F3 1/10G not suport GLC-T

  Hi all, Hi have a nexus 7710 with F3 48x1/10G interfaces but i'm not able to configure a interface with GLC-T, the switch does not let to configure speed to 1000 and givs the following error: Ethernet7/14    transceiver is present    type is 1000ba...

patcbr600 by Beginner
  • 2237 Views
  • 4 replies
  • 0 Helpful votes

I can not disable QOS on the interface of Catalyst 3750 switch, and I still see output drops on the interface

I tried to disable QOS function to a port of switch 3750 by following commands, then tried to clear its counter(config)#int g3/0/24                    no mls qos#clear mls qos interface g3/0/24 statistics#clear counters g3/0/24 But it doesn't work , ...

sam wang by Beginner
  • 2416 Views
  • 5 replies
  • 0 Helpful votes

3850 Switch port based DHCP not working

I have a 3850 WS-C3850-48T-E. I've been trying to get port based DHCP working by following this guide:http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipaddr_dhcp/configuration/xe-3se/3850/dhcp-xe-3se-3850-book/dhcp-prt-bsd-aa.html It is not working....

configure control-plane on WS-C3560X-24 switch

Hello all, I have a problem copying an old switch (WS-C3560-G-24TS IOS12.2(35)) configuration to a new switch (WS-C3560X-24 IOS12.2(55)), I've been getting invalid input on the "control-plane" command. I've look up control-plane configuration but no ...

Joe Li by Beginner
  • 315 Views
  • 1 replies
  • 0 Helpful votes

EIGRP NULL Route

Hi Guys,We can remove null route created by EIGRP when summarized from the routing table by setting the administrative distance to 255 on the router who advertises that summary. To do that it would be enough to do this:First take off the summary addr...

Resolved! WS-C2960X-24PS-L ports administratively shutdown after failed POST in Inline Power test

 Hi,I have a Cisco switch(WS-C2960X-24PS-L) that powers up then administratively shuts down only the first four ports. All the remaining 20 ports function as normal access ports without any errors.Below is the error according to the switch log :Oct  ...

MAC address flapping on all switches

Since yesterday lunchtime we've been seeing multiple MAC address flaps on our switches.We are seeing this on all switches, but only a few MAC addresses on each switch. We route between different areas so as to keep spanning tree to a minimum. It's a ...

[SOLVED] cat6500 vlan filtering not working

Hello!I have cat 6500 with SUP32-GE-3B/MSFC2A/PFC3B, s3223-adventerprisek9-mz.122-33.SXJ6.bin,and WS-X6148-GE-TX module.And I have a couple of 3750G.On all of 3750G there is a broadcast filtering of VLAN 4000, and it's working:mac access-list extende...

gorbunkul by Beginner
  • 133 Views
  • 1 replies
  • 0 Helpful votes