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I have a serious problem loading a new IOS image into this Catalyst 2948G Switch.I have spent a bloody 15 hours, searching the web on how to transfer a cisco IOS from my computer into the switch FROM ROMMON MODE, the commands "tftpdnld" and "xmodem" ...

Ireneakue by Level 1
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  • 3 replies
  • 0 Helpful votes

I am replacing a Cisco 2924 with with a 2950. I have a PC that is accessing vlans 55-61 on the 2924 with the command switchport muti vlan 55-61. What is the command to use on the 2950? I have tried the command :switchport trunk allow 55-61switchpo...

broow by Level 1
  • 291 Views
  • 1 replies
  • 0 Helpful votes

i bought a cisco 871 router i had my vlan connected to wan but i lost connection with a certain nat commandi cant reestablish the routingcisco 871vlan router ip 10.10.10.1 no dhcp computer 10.10.10.2 withdns servers from the internet provider gateway...

jmiedema1 by Level 1
  • 2169 Views
  • 22 replies
  • 0 Helpful votes

Hi everybody!My cisco book shows an out put:switch# show ip cefprefix next hop interface0.0.0.0/32 receive 192.168.199.0/24 attached vlan1192.168.199.0/32 receive192.168.199.1/32 receive192.168.199.2/32 192.168.199.2 vlan119...

sarahr202 by Level 5
  • 473 Views
  • 2 replies
  • 0 Helpful votes

I have a WS-C3560-48PS-S showing som strange LED activity. The switch connects to endusers and other switches via TP and Fiber. The status lights on all ports are shut off and then blinks 3 times, green only, and then the go back online and shows act...

the final issue I am having with my router is I can't do a loop. I try to go to my external IP address to check if ports and such are open, but it doesn't do anything. Yet when I try it externally, it works fine. How can I get my computers inside ...

Can you use any brand thumb drives in say the 3800 series routers or do they have to be cisco branded drives ?update: appears you can only use cisco branded drives at about $300 for a 256 meg . Guess it wouldn't make sense to be able to buy a 4 gi...

glen.grant by VIP Alumni
  • 640 Views
  • 3 replies
  • 0 Helpful votes

hi every body!I have few questions about the supervisory engines for cisco 4500 series switches. Please refer to the link at end of the post.for example, the link describes:sup iv--- entry-level 2/3/4 switching and services.What does entry level mea...

sarahr202 by Level 5
  • 922 Views
  • 5 replies
  • 0 Helpful votes

hi everybody!I am trying to understand the term "switch fabric". I googled the term and found the link:http://searchstorage.techtarget.com/sDefinition/0,,sid5_gci214147,00.htmlBased on the above link which defines switch fabric as" combination of sof...

sarahr202 by Level 5
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  • 5 replies
  • 0 Helpful votes

I have an 871 router (FastEthernet4 is my WAN/Internet link) and it's connected to my ISP with a physical speed of 10Mbps but my ISP is policing me down to 1.5Mbps upIs there a quick-and-dirty traffic shaping policy that I can apply on my WAN interfa...

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