About xZamalek

xZamalek · 02-02-2023

Hello, We have 2 3750X switches acts as the core , when i try to ping from one to the other , the ping spikes to 1000ms , also the when the users ping the gateway from their PC they face the same , the configuration seems to be fine , what do i need ...

xZamalek · 04-26-2021

Hi Dears,I was troubleshooting a connectivity issue for a host and observed that the gateway for the vlan is configured on The router as a sub interface and all switches are layer 2 , the same gateway is configured on the firewall , now when the rou...

xZamalek · 03-21-2021

Hello Dears,We had an access issue to a specific router when i consoled to it i found. 1-The SSH was disabled automatically 2-There is an IPSec tunnel created to a remote router. -What might causes the SSH to suddenly become disabled? -if i generate ...

xZamalek · 03-21-2021

Hello Dears,If we have a core switch with multiple subnets for the same SSID , on local mode this would be fixed via interface group , however i faced a situation in a Flexconnect environment where for SSID X is multiple small subnets configured on t...

xZamalek · 03-16-2021

Hello Community, I have have 2 cases which i would like to ask about. 1-Sometimes an AP is disassociated from a Specific WLC and joins a random WLC , this might be for a testing purpose on a huge enterprise with hundreds of controllers, is there any ...

xZamalek · 02-03-2023

We pinged the upstream directly connected WAN Routers and the issue still the same , both switches faces the same issue with 1000ms latency either they ping each other on the VLAN interface or ping the directly connected peers either LAN hosts or WAN...

xZamalek · 02-03-2023

The switches are connected via port channel , users are divided into multiple VLANS , Core 1 acts the primary for some vlans , core 2 is active for remaining vlans.

xZamalek · 02-03-2023

There are some spikes on the the utilization but not all the time , so from the show process cpu history it spikes to 90 and 100% sometimes but on the time of the ping , the CPU utilization is normal , i checked the platform TCAM and the switches tak...

xZamalek · 02-02-2023

Hello Kasuan, 2 Switch stack , each stack consist of 2 3750x switches and they are the L3 Gateway for users.

xZamalek · 03-22-2021

Thanks a lot for testing and confirming , i really appreciate your support.

Member Since	‎08-31-2018 08:13 PM
Date Last Visited	‎02-01-2023 12:18 AM
Posts	51
Total Helpful Votes Received	10

User Statistics

User Activity

3750X - High Latency between the 2 Core Switches

Duplicate Subnets on the Router and Firewall.

Generating SSH RSA on a Router with IPSec

Mapping Specific SSID to multiple Vlans

Detect AP Random WLC & Encryption Cipher

Re: 3750X - High Latency between the 2 Core Switches

Re: 3750X - High Latency between the 2 Core Switches

Re: 3750X - High Latency between the 2 Core Switches

Re: 3750X - High Latency between the 2 Core Switches

Re: Generating SSH RSA on a Router with IPSec