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Http2955 and telnet Configuring

I have one 2955 Switch out of the case and need to arrange http to associate from the internet browser and need additionally telnet. I followed the manual for designing, setting the passwords and setting ip worker http for example, however doesn't wo...

Wright654 by Beginner
  • 269 Views
  • 1 replies
  • 0 Helpful votes

ARP Issue

Hi Everyone,  I have a problem with our VPN server connected to our switch. The 10.65.20.170 is not replying to arp/ping from the switch but it is reachable from our Firewall.  There are other VM's running on the same Gig0/11 port and the switch can ...

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Practical cases to use Port Mirroring

Hello, everyone: I have read about Port Mirroring and I think I get the idea and I also know how to implement it.Now, I would like to know practical and concrete scenarios where I could use it, for instance: a user is having problems with her connect...

Mary Leon by Beginner
  • 720 Views
  • 6 replies
  • 0 Helpful votes

Resolved! Booting to Rommon after copy run start

I have a Cisco 4948e (the silver one not the gross teal one)  I am booting into rommon after copy run start. Config-register is 0x2102This is after the initial setup as I have rebooted the switch with no config just fine. rommon 5 >dir bootflash:   F...

Cisco C9300-48 management port pinging.

Using management port of Cisco 9300 to to connect to my laptop for TFTP connection after configuring both ports with same subnet, TFTP working fine I was able to copy files from laptop to Switch also I was able to ping the switch from laptop but coul...

MaxJ by Beginner
  • 515 Views
  • 2 replies
  • 0 Helpful votes

DHCP not working on SG200-26P

Hi All,we have 3 SG200-26P.SW01 Port 26 -> SW02 Port 25SW02 Port 26 -> SW03 Port 25The problem only extist on SW03.We can't get an DHCP adress on the connected device.Only when I disable the port, save config and reenable the port, save config,I'll g...

Nexus 7K N7K-F248XP-25E Issue

I am using Nexus7000 C7009 (9 Slot) Chassis in my environment with N7K-F248XP-25E  installed on 3rd Slot.  Since a week I am facing a issue that, full slot stop working after some period of time and status on the card has RED Indication. When I jack ...

Asking for help

Hello everyone,I am a beginner to networking courses and I would like to ask if anyone can help me to found where I made a mistake on the below simple configuration. I can't ping one PC to another. I crosschecked but I am not seeing where is the mist...

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xgabin63 by Beginner
  • 364 Views
  • 4 replies
  • 0 Helpful votes

DHCP not forwarding DHCP requests

I've created 2 VLAN's (200,400) for data and voice on 2 independent switchesThe data switch is connected to the X0 port on the firewall and a Windows DHCP server where all users receive IPs.The voice switch is connected to the X3 port on the firewall...

zgeorgios by Beginner
  • 1551 Views
  • 21 replies
  • 0 Helpful votes

Cisco 2960 trunk configuration

Hii, Required help in configuring the trunk mode in cisco switch 2960. In my firewall I have created vlan 10,20 30 and 40. Vlan 10 is the native vlan. In my  firewall all ports I have made vlan 10 as native and all allowed vlans.Now from one of the f...

How to upgrade 2960L series by .BIN file

Hi ,I tried to upgrade IOS step by step as normal 2960 butt It look like different with L-series Please suggest me how to do it ?  first1.copy  ISO.bin to the device in flash directory2.set boot image to thtat  ISO.bin butt not work , switch still bo...