Hello everybody, we are running a pair of c9500-32C in stack wise virtutal mode and are experiencing some problems regarding multicast forwarding. Right now, we have:IP Multicast Statistics713 routes using 1157112 bytes of memory323 groups, 1.20 aver...
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Hi, I'm currently trying to build a small network with two 3650-24ps Multilayer switches at the distribution level in packet tracer. I want to enable HSRP and configure a virtual default gateway interface at 172.16.100.1 for both Multilayer switches ...
I can't find the doc to explain the switchport mode for SPAN. 1. if source port is switchport access vlan x, should the destination port follow exactly?2. if source is mode trunk, destination port settings should follow?
Resolved! C9407 port channel with FPR 1150
Dear all I have one problem with Port Channel, the network topology is as follow : -- two Core switch C9407R connected with VSS-- two FPR 1150 as (Active-Standby) with port no. 8 -- Creating port-channel ID:13 between the core switch and FW 01 ...
Hello guys,I have a stack of 2 x Cisco SX550X-16FT 16-Port 10G Stackable Managed Switch.Currently the second one has been shutdown due to replacement of their stack fiber in between from MM to SM.Now, I have the first one forwarding traffic correctly...
Hi, I am having trouble of importing 3 used 1921/K9 switch to build up a lab for CCNA exam, shortly after the switches arrived, the Custom and Excise Department of Hong Kong told me I may infringe the strategic commodity regulation, and request me to...
Hi Please suggest a dmz switch , there are web server and proxy server hosted Preferred a data center grade (nexus) switch with 10g uplink Thanks
Resolved! Switch MIB Software Questions
I own SG220-50P and SG220-26P switches for my home network. I have always kept the firmware updated. Other than assigning them each a static IP address, I have kept the switch settings at default. I have never downloaded and installed the MIB soft...
Hello everyone,I am fairly new to Cisco and network configs, and have a question regarding the mentioned products.I would like to setup a router on a stick with the 2951 router and the ES3 module acting as a switch. Situation: 1 pc, 1 server connect...
Hi Experts , Can someone guide me how to check if this vulnerability impacting the software version which we use , Cisco IOS XE Software for Cisco Catalyst 9000 Family Switches and Catalyst 9000 Family Wireless Controllers Privilege Escalation Vulne...
Is it possible to have multiple destination interfaces monitoring the same source interface? Our Security Officer wanted to compare our current Fidelis product with an IronNet product by having both monitoring the same source interface at the same ti...
Current setupAll internal traffic hits the perimeter firewall (Cisco ASA) and either has a static nat translation to a public IP or it gets assigned one via the following statementnat (any,OUTSIDE) after-auto source dynamic any pat-pool obj-global-eg...
Hello.Client requests why transmissions are experiencing symptom "TCP segment of a reassembled PDU"He expects it is because of his MSS adjustments. He also states that path MTU discover has been disabled.I expect the issue is not related to these adj...
Hi,When i configure switch port security maximum 1 and sticky ,i always got mac address violation error.I try to use shut and unshut on port but cannor solve. I tried reset mac address table but still cannot solved.Let me know any other way to resolv...
Last night, on our Nagios monitoring, we saw a lot of switches in this location were down. Upon checking on the switch’s log, I found there is flapping on the EIGRP and MAC-Address. Please find the attached document of logs for your reference.
