Hi guys, I have a router connected with layer 3 switch both of them are L3 link with 50.0.0.0 /8 i have two vlan on L3 switch vlan10(10.0.0.0 /8) and vlan 20(20.0.0.0 /8) i want to make router as my dhcp server so that it can give ip address to both ...
hi guys: I am trying to clarify my understanding about TCP MSS and sliding window. let's put it simple As far as i know ,MSS means the maximum payload for the frame. The "sliding window " enables TCP to send consecutive segments before it gets an AC...
May I know the purpose of Defining "address-family " within VRF? Is it required on a Nexus platform? I'm trying to understand the real life scenarios? In my case, I'm going to create a VRF for a VPC keepalive. Thanks in advance
I have a POE AP connected to a 2960x switch, which keeps triggering SNMP alarms that 'interface is down'. When I look through the logs I see the interface 'flapping' however, I get no log entries for power granted or requested but I do receive the 'l...
I cannot ping from my Cisco 9300 switch to another subnet on our network but I can ping from a PC on that switch to another subnet on our network. Why can I not ping from within the switch? I have a couple of switches on other subnets that can ping o...
Anyone familier with ELAM captures it capture the packets at the ASIC level. Very helpfull in trobleshooting I could not find and cisco document that explains how to do that. Can anyone share this info?
Hi,I am new to packet tracer so please bear with me. I am testing out this simple network, but it seems to fail. I have rip routing enabled, so i'm not sure if i need static routing as well. Thanks!Configurations: Pc: FastEthernet0 Connection:(defaul...
I have a host switch that has vlans configured on it, Vlan100 10.76.x.x, Vlan200 172.16.x.x, and Vlan300 192.x.x.x. My question is since I had to tie an ip address to the vlans of .x.1, if i need to use the same Vlans on different switches at other s...
I have a 9200 with 5 vlans setup. vlan 10, 12, 13, 15 and 100. All have interfaces. I can ping all of them but vlan 10. I'm not seeing the issue. I running the ping from the switch... Why is it not showing as a connected vlan on show ip route?!inte...
I am trying to increase the mtu on an etherchannel but I am getting an error saying that the gig interface does not support the mtu change. the connections are copper connections b/w 2 6506s.TIA,
Hi,Just want to ask what is the effect of configuring a higher MTU size besides higher throughput. Do i Have to configuring all my switches to have the same mtu sizes or those only that uses it?Thanks.
Hi, i have a cisco 3850 with the following error booting can not be recovered from SDA=LOW.I can see the error on the console and i can't do anything.Someone who can help me?thanks
Hello, I am trying to complete a basic import of a certificate to our 9200 switches, so that it covers the HTTPS access via the web GUI.I am however struggling a bit, and Cisco first line support don't quite have the knowledge to clearly guide me. I ...
Hi,I have two questions about the Cisco Catalyst 9500-48Y4C switch:1. I am able to connect two uplink ports with two PCs using QSFP cables (status: connected). However, two PCs could NOT ping each other. Could anyone please let me know how to solve t...
Hi All, We purchase a new two C9500 but bundle with network essential License and we need to make both C9500 HA by configuring Virtual Stack, HSRP or GLBP. I can see for HA we need network advantages license, am i right? Can i know SKU for Network A...
