Switching

Hi,  I have above switch which I have tried to update from 16.3.1 and I have took it to 16.3.6 but not without a struggle. At first, it completely failed to boot even after telling me that firmware upgrade was successful. I have managed to use usb wi...

Dear ALL,   I 'm configuring the C1000-16T-2G-L, the interface should be 16 GigabitEthernet (1/0/1-1/0/16) and 2 fiber port(1/0/17-1/0/18), i plugged the 2 x GBIC to fiber port and use "show inventory" can see the two 2 x gbic(1/0/17-1/0/18), but i c...

I am doing a lab in GNS for EtherChannel facing issue. below are thinks done with both switches.. 1. port range f1/1 - 32. channel-group 1 mode on3. switchport mode trunk when doing :- show interface trunk its showing status not-trunking.  

Good evening,  something very strange is happening at one of our offices and I am completely at a loss.We have a 3750g switch stack at the core, and a couple of remote closet switches that connect to the core.  All endpoints and servers/printers are ...

Hi,I have a stack of two cisco 9300-48p in production.Switch# Role Mac Address Priority Version State --------------------------------------------------------- *1 Active xxxx.xxxx.xxxx 15 V03 Ready 2 Standby yyyy...

PC1 “192.168.10.5” and PC2 “192.168.10.8” are on the same switches LAN, there is no router connected to the switch, and both computers are Windows 10. There are ten computers in total connected to the switch. Problem.PC1 sends a message to PC2 and th...

Hi,  I have got this as my main switch however I want to upgrade the firmware as its never been updated. I am unable to see above model to download firmware on cisco's website? thank you

Dear all, i have cisco WS-C4507R-E Saturday there was a very strange thing as shown below: May 28 08:11:28.709: %EC-5-UNBUNDLE: Interface Te3/4 left the port-channel Po20 *May 28 08:11:31.156: %EC-5-UNBUNDLE: Interface Te2/4 left the port-channe...

Computer 1 ( TCP / IP ) “ 192.168.10.5 “ on the switch sends a “data” message to Computer 2 ( TCP/ IP ) “ 192.168.10.8” and there is no router. This is a 20 port switch with 10 computers connected and all belong to VLAN2. It’s my confused understandi...

HUBI have 5 Windows 7 computers all connected to an eight port HUB.  PC1 wants to send a message to PC3;   The person on PC1 pings the ip address of PC3.  The first time, the message is sent to all "broadcast " computers connected to the HUB, then PC...

Hi     we want replace sup-1 on old chassis 7009 to sup-2/sup-2E     fabric card is fabric-1     does sup-2/sup-2E compatible with fabric-1? does i need replace fabric-1 with fabric-2 card？    can  old module  F1 m1  card coexsit with sup-2、sup2e  fa...