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Ask the Experts リンク集: SRv6
by Megumi Kawabata -
Ask the Experts リンク集: SR-MPLS
by Megumi Kawabata -
Expressway - End-of-Life(EoL) とEnd-of-Sale(EoS) 情報
by Yusuke Yoshinaga -
Use two vpc peer-link in Cisco N9K
by johnlloyd_13 -
CSCvn31824 - %CRYPTO-4-RECVD_PKT_INV_SPI: decaps: rec'd IPSEC packet h
by Marco Monge Pascual -
FTD Route based VPN
by N3om -
Catalyst Center (DNA Center)：Pod アクセス手順
by Keito Kajiura -
NDFC: ユーザーの新規作成、パスワード変更及びユーザー削除について
by szong
Community Activity
Resolved! ISR4XXX-SEC/K9 into ISR4XXX-VSEC/K9
Hi,We want to reuse ISR4K routers originally deployed as WAN routers and transform them into IPT voice gateways (VGW). As WAN routers, most of them were purchased using the SKU ISR4xxx-SEC/K9. We understand that to transform them into IPT VGW we woul...
Spanning Tree Issue
I am working on connecting some upgraded circuits from our ISP and am having a hard time navigating the dual links that were ordered. I'm working with Catalyst 9300s running 17.5 and am trying to connect both links through my routers. They are dual 6...
SSM Multicast and Unicast not working in same switch
Encoder has just one interface too generate Multicast and Unicast video streamsIf all ports of switch are in same VLAN and SSM is not enabled, Client1 is able to play unicast and Client 2 is able to play multicast but when number of streams increase ...
DMVPN+IPSec isakmp phase 2 not working
Hello everyone, We have a couple of Cisco routers working fine in a DMVPN multi vrf topology. We have recently installed a 3rd router, which will replace one of the previous ones and we are unable to make it work through the VRF (it works as expected...
Output Drops between WS-C3850-48T and WS-C2960X-24PD-L
Hi AllI've inherited a newtwork that includes the C3850 and we've installed the C2960X. These are hooked up via copper ethernet and have a very simple configurationC3850 interface GigabitEthernet2/0/2 description Uplink to C2960X switchport mode tr...
Grammarly and ChatGPT Access
Hello,Both the Grammarly and ChatGPT sites are accessible, however, the WSA will not allow us to use the them properly. In the case of ChatGPT, if you try to open a document, the error shown is, "Can't connect to Grammarly. your network configuration...
Laptops cant get connected to DHCP server.
Hello all,I made a network for a college project in packet tracer and everything should work i think... But i cant get my laptops connected to the dhcp server and get the APIPA is being used error. I dont know what to do anymore. It has to be DHCP an...
Exanic-X25 retransmission issue
Respected Members,I am using dual Exanic X-25 cards one for two interactive[TCP] connections on individual port and one for Multicast data only. I have attached hardware ,firmaware report and pcap file of both the ports in zip file.I am facing retran...
O que é a Infraestrutura como serviço
O que é infraestrutura como serviço (IaaS) e como ela pode servir de grande utilidade? Hoje vou apresentar para vocês um dos modelos fundamentais de serviços em nuvem: O IaaS (Infraestrutura como serviço). O modelo IaaS (infraestrutura como s...
CAPWAP do not convert to EWC
Hello,We have Catalyst 9100AX series APs. We want to convert one of them to EWC. We tried to factoy reset both however after the reset they are still act like CAPWAP and stuck at CAPWAP States.P.S. We have WLCs in our network but we isolated the VLA...
Azure Traffic Manager Probes being dropped by ASA after upgrade
After upgrading ASA to version 9.18.4 we are seeing Azure Traffic Manager probes being dropped (or discarded). In the logs we see 'TCP access denied by ACL from <traffic manager IP> to Outside Interface /443' It works fine when reverting back to 9.16...
Secure AP onboarding- An Introduction to Enhanced Network Security
Introduction: Catalyst Center's release 2.2.3 marked the introduction of the Secure AP Onboarding feature, a significant advancement for network administrators seeking robust security measures. This feature facilitates the seamless integration of ac...
Please provide an updated Disconnect Cause table
We've been able to make use of available Disconnect Cause tables provided by Cisco to better understand the messages the endpoints are showing in logs and call history. These have become out of date and I can't locate anything for the current for Web...
EWC not acquiring IP
Hello, I have deployed EWC and around 20 AP are joined to the EWC. There was a scenario where there was a power outage. Post the power issue was resolved, All the Aps but three have re-joined the EWC. Those three Aps were showing on the switch , but ...
UCCX 12.5 SandBox - LocalMachine Jabber Cannot Find your Services Auto
After having connected to the VPN and successfully turning on xmpp port and restarting tomcat + notification services, I'm unable to log into an agent using Jabber. Not being able to connect to the Jabber app doesn't allow me to log into the browser ...
