Switching

Understanding Traffic Shaping & Bandwidth Percents

Just some background info first. I used to install Edgewater routers on the network edge to do traffic shaping both upstream & downstream for voice. The affects of configuring traffic shaping on the Edgewater device from a workstation on the LAN pers...

3850 memory

Hi, I am seeing consistently across all my 3850 access switches that the io memory is very low. Is this a software bug or is it normal? Even when we upgraded to a new IOS version it did not change. 3850-SW# sh mem Head ...

use RJ-45 Console Port for the CGS-2520

Hi, We have ordered two Switches CGS-2520-24TC. In the "Hardware Installation Guide", it is mentionned that we need to use a RJ-45 to RS232 converter to connect this RJ-45 Console Port to the PC. Is it possible to connect directly the RJ-45 Console...

DHCP Across Trunks

Hi Guys, I ran in to a situation during the week that I would like your opinion on. I set up and tested DHCP on a switch. I had a another switch connected through a trunk. I found that devices could ping and communicate across the trunk but DHCP co...

Intervlan Routing on SW2960cx

Hi , I tried to configure SVI on switch 2960CX ,but users on Different valns cannot reach each other , I checed that up link interface trunk and allowed required Valns , I checked SVI status that UP UP , i am sure that interface assigned to correct ...

How To read data from putty

please I want to be able to connect and read data to and from cisco switch and router using a serial connection. I was able to connect to putty and read data. When I connect my pc to a switch serially and I run my script I am not able to read to my ...

Resolved! PBR on VLAN Interface at c3850 Universal image fails

Hello, Please see description of case below and provide me with any advice. Thank you. Goal: All internet related traffic [public IPs] with source VLAN 10 should hit PBR and traffic is supposed to be forwarded to next hop as determined by route...

does catalyst 9407 supports ipsec tunnels

does the cat 9407 supports IPSEC tunnels please help me urgently

Resolved! Native Vlan an SG350XG-24T

Hello, I have a question, I have just bought a SG350XG-24T is I wanted to change Native VLAN but impossible to find the menu on the graphical interface!

Resolved! Cisco IOS Image 12.2(25)EZ for etherswitch module for 2821 router

Dear Netpros,I am searching the cisco site to download this image for the 2821 router to resolve the IPT POE issue but I can not find anywhere in the site.I did login using CCO ID provided. The etherswitch NM pre-requisites shows that we have to use ...

Vlan Flapping between ports

Hi, While I am getting Vlan Flapping on LAN network and seeing regular logs on my core switch - 2. I tried to troubleshoot but not able to succeed. Below is the details attached for understanding and support needed. I have attached network diagram a...

Cannot change LAN port on to another port, unidentified network

I have problem on some PC in when I change LAN port to another port. I can get IP address from DHCP Windows Server but receive packet on PC is 0 byte and show unidentified network. Please help me to investigate this problem. I tested set Vlan to ...

switch is dead... cant console, solid green SYST light....

Recently, our switch 3750 switch seems like its dead. It will not let me console in, and after i restart, the SYST light blinks for a few seconds then goes solid green... the switch will not respond... HELP!!!

Resolved! IP cache Flow egress on 4321

I have recently upgraded our routers from 2811 to 4321 series. Both running advanced IP services. I can't seem to get IP cache flow working on the interfaces. The configuration I had on the 2811 was ip cache flow egress/ingress. The 4321 doesn't ha...

Mac address table cannot specified which vlan port number the client is connected

Hi Everyone, Good Day! I have a problem regarding showing the mac add table on C2960X. Please see below result. When you check the ports Gi1/0/47 all mac add is pass through on this port wherein this is the trunking port. I don't why it show on the...

Switching

Forum Posts

Understanding Traffic Shaping & Bandwidth Percents

3850 memory

use RJ-45 Console Port for the CGS-2520

DHCP Across Trunks

Intervlan Routing on SW2960cx

How To read data from putty

Resolved! PBR on VLAN Interface at c3850 Universal image fails

does catalyst 9407 supports ipsec tunnels

Resolved! Native Vlan an SG350XG-24T

Resolved! Cisco IOS Image 12.2(25)EZ for etherswitch module for 2821 router

Vlan Flapping between ports

Cannot change LAN port on to another port, unidentified network

switch is dead... cant console, solid green SYST light....

Resolved! IP cache Flow egress on 4321

Mac address table cannot specified which vlan port number the client is connected

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